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Reclamation Permit Monitoring Report, 2015 3rd Quarter ��er . 1950 • war V e� o u a o e �� :�` I�ublic Utility District 1275 Meadow Crest Drive•South Lake Tahoe•CA 96150-7401 Phone 530 54-4--6474•Fax 530 541-0614•www.5tpud.ua October 28, 2015 Patty Kouyoumdjian California Regional Water Quality Control Board - Lahontan Region 2501 Lake Tahoe Boulevard South Lake Tahoe, CA 96150 Subject: Reclamation Permit Monitoring Report, 3�d Quarter 2015 Dear Ms. Kouyoumdjian, Enclosed is the South Tahoe Public Utility District's 2015 third quarter self-monitoring report for July through September 2015. The District is reporting as required by the Wastewater Reclamation Permit (Board Order R6T-2004-0010A3, WDID No. 6A095900700). Wastewater Reclamation Permit (Board Order R6T-2004-0010A1 Z The effluent met all the requirements set forth in the Board Order for this quarter; there were no violations. ' Emer enc Retention Basin ERB 'I No wastewater was pumped to the ERB during this quarter. There was no wastewater remaining in the ERB on September 30, 2015. The ERB was inspected on June 2, 2015. The report is included. Export Pipeline The District's Final effluent export pipeline route was not inspected this quarter. Wastewater Reclamation Permit Compliance This monitoring program provides for discontinued surFace water monitoring, except SW-01, SW-05, and SW-06, during the months of December, January and February. LRWQCB - Page 2 Operational Problems or Major Maintenance Activities Modifications and operational problems occurring during this quarter are detailed in the section titled Operational Problems and Maintenance Activities at the end of this report. Notes Sampling and analysis problems are listed in the Sample Comments section for offsite sample locations Certification I certify under penalty of law that this document and all attachments were prepared under my direction or supervision following a system designed to ensure that qualified personnel properly gather and evaluate the information submitted. Based on my knowledge of the person(s) who manage the system or those directly responsible for data gathering, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment. If you have any questions or require additional information, please contact me at the number provided above. Sincerely QROFESS/pN y��ON � �! � � � C a2309 � � � ��/�" /S � s'r cr ��. ,� ��FCAt1F�� w.�....� Shannon Cotulla Assistant General Manager/ Engineer scotullala�stpud.dst.ca.us LRWQCB - Page 3 Enclosures: 1. '.I��t�:t�i�?�,� �: t ��a�:.� P�ges . Wastewater Treatment plant 6 Permit Compliance Record 1 Operational problems and maintenance activities: January— March 1 Emergency Retention Basin (ERB) Inspection report. 2 Export Pipeline Inspection Report: 0 Sample site locations 2 Map of Alpine County sample sites 2 Harvey Place Reservoir recycled water storage 2 Harvey Place Reservoir Trihalomethanes test results 14 Alpine County and Tahoe Basin Surface waters, Groundwaters, and HPR 8 Blue Green Algae results: April — June � Alpine County and Tahoe Basin groundwater elevations � Alpine County soils � Sample Comments � Tahoe Basin ERB Monitoring Wells Purge Records 3 Alpine County Monitoring Wells Purge Records 10 Photos of Irrigation ditch flows � Total pages 55 cc: Alpine County Health Department - Dr. Richard Harvey Alpine County Health Department— Dennis Lampson Alpine County Board of Supervisors pdf: Deirdre Flood, Woodfords Community Council Chairwoman Nevada Division of Environmental Protection - Kathy Sertic STPUD General Manager - Richard Solbrig STPUD Alpine County Operations — Jim Hilton STPUD Manager of Operations - Ross Johnson STPUD Operations Chief Plant Operator- Jeff Lee STPUD Laboratory Director- Terry Powers File: D:�Lahontan�Reports�2015 2nd Quarter Report.doc Page 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT e/�7/2ot5 WASTEWATER TREATMENT PLANT MONTHLY REPORT 9:31 AM July 2015 <--------------------Flow MGD--------------------> BOD SS 2-Hr Peak Pond Pond Precipitation mg/L mg/L Date Da Inf Inf Eff Return Inf Inch T e Raw Final Raw Final 7/1/2015 Wed 3.30 4.3 3.60 7/2/2015 Thu 3.58 4.6 3.72 0.06 Rain 7/3/2015 Fri 4.49 5.9 5.02 0.02 Rain 7/4/2015 Sat 4.93 7.5 5.03 0.11 Rain 337 7.8 299 1.3 7/5/2015 Sun 4.31 6.7 4.66 0.01 Rain 7/6/2015 Mon 3.63 5.3 4.59 0.16 Rain 7/7/2015 Tue 3.37 4.7 4.19 0.11 Rain 238 6.8 232 1.6 7/8/2015 Wed 3.44 5.0 5.38 0.75 Rain 7/9/2015 Thu 3.33 4.8 2.71 0.22 Rain 7/10/2015 Fri 3.47 4.6 4.03 7/11/2015 Sat 3.75 5.2 3.97 306 11.1 231 3.2 7/12/2015 Sun 3.64 5.3 3.99 7/13/2015 Mon 3.37 5.7 3.64 7/14/2015 Tue 3.33 5.9 3.66 248 7.7 218 3.6 7/15/2015 Wed 3.38 4.6 3.75 7/16/2015 Thu 3.44 4.6 4.10 7/17/2015 Fri 3.67 5.0 3.79 7/18/2015 Sat 3.95 5.5 4.22 NV NV 225 3.0 7/19/2015 Sun 3.73 5.6 4.02 7/20/2015 Mon 3.46 5.0 3.78 7/21/2015 Tue 3.43 4.7 3.87 0.06 Rain 7/22/2015 Wed 3.48 4.8 428 NV NV 204 3.1 7/23/2015 Thu 3.46 4.9 3.68 7/24/2015 Fri 3.63 4.9 3.85 7/25/2015 Sat 3.94 5.5 4.16 303 9.2 270 4.4 7/26/2015 Sun 3.76 5.7 4.01 7/27/2015 Mon 3.51 5.1 3.79 7/28/2015 Tue 3.46 4.8 4.22 7/29/2015 Wed 3.34 4.8 3.28 285 4.7 194 2.3 7/30/2015 Thu 3.45 4.8 3.51 7/31/2015 Fri 3.60 4.9 3.94 Permit Max 7.7 45 60 Permit Min Permit Ave 30 30 Total 112.63 160.7 124.44 0.00 0.00 1.50 1717 47.3 1873 22.5 Maximum 4.93 7.5 5.38 0.00 0.00 0.75 337 11.1 299 4.4 Minimum 3.30 4.3 2.71 0.00 0.00 0.01 238 4.7 194 1.3 Average 3.63 5.2 4.01 0.17 286 7.9 234 2.8 #Tests 31 31 31 0 0 9 6 6 8 8 Page 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT 8/17/2015 WASTEWATER TREATMENT PLANT MONTHLY REPORT 9:31 AM July 2015 pH Chlorine <Final Total Coliforms> Total Nitrogen TDS Units mg/L MPN/100 mL mg/L mg/L Date Da Raw Final Final Total �day-Median Raw Final Raw Final 7/1/2015 Wed 7.22 7.40 4.9 < 1.8 < 1.8 44.9 30.6 7/2/2015 Thu 7.37 7.56 8.3 < 1.8 < 1.8 7/3/2015 Fri 7.36 7.44 5.5 2 < 1•8 7/4/2015 Sat 7.36 7.50 6.2 < 1.8 < 1.8 7/5/2015 Sun 7.37 7.59 5.2 < 1.8 < 1.8 7/6/2015 Mon 7.30 7.44 4.6 2 < 1.8 7/7/2015 Tue 7.27 7.49 4.5 < 1.8 < 1.8 298 293 7/8/2015 Wed 7.35 7.44 5.5 < 1.8 < 1.8 7/9/2015 Thu 7.28 7.46 5.6 < 1.8 < 1.8 7/10/2015 Fri 7.43 7.48 4.8 < 1.8 < 1.8 7/11/2015 Sat 7.31 7.46 5.6 < 1.8 < 1•8 7/12/2015 Sun 7.35 7.52 5.6 < 1.8 < 1•8 7/13/2015 Mon 7.22 7.34 6.8 < 1.8 < 1.8 7/14/2015 Tue 7.30 7.52 5.6 < 1.8 < 1.8 47.2 32.4 7/15/2015 Wed 7.37 7.50 6.0 < 1.8 < 1.8 7/16/2015 Thu 7.35 7.49 6.2 < 1.8 < 1.8 7/17/2015 Fri 7.32 7.50 5.7 6.8 < 1.8 7/18/2015 Sat 7.32 7.54 6.6 < 1.8 < 1.8 7/19/2015 Sun 7.27 7.49 5.4 2 < 1•8 7/20/2015 Mon 7.43 7.56 6.0 6.8 < 1.8 7l21/2015 Tue 7.25 7.46 5.7 < 1.8 < 1.8 7/22/2015 Wed 7.36 7.46 5.0 < 1.8 < 1•8 262 2�8 7/23/2015 Thu 7.34 7.43 5.6 < 1.8 < 1.8 7/24/2015 Fri 7.27 7.32 6.0 < 1.8 < 1.8 7/25/2015 Sat 7.38 7.40 6.2 < 1.8 < 1•8 7/26/2015 Sun 7.34 7.44 5.2 < 1.8 < 1•8 7/27/2015 Mon 7.37 7.50 6.0 < 1.8 < 1.8 54.5 29.7 7/28/2015 Tue 7.24 7.33 5.8 < 1.8 � �•8 7/29/2015 Wed 7.27 7.47 6.4 < 1.8 < 1.8 7/30/2015 Thu 7.32 7.39 7.3 < 1.8 < 1.8 7/31/2015 Fri 7.36 7.38 7.0 2 < 1•8 Permit Max 9•�� 23 Permit Min 6.50 Permit Ave Total 227.05 231.30 180.8 66.6 55.8 146.6 92.7 560 571 Maximum 7.43 7.59 8.3 6.8 1.8 54.5 32.4 298 293 Minimum 7.22 7.32 4.5 1.8 1.8 44.9 29.7 262 278 Average 7.32 7.46 5.83 2.1 1.8 48.9 30.9 280 286 #Tests 31 31 31 31 31 3 3 2 2 Page 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT s�zs/2o�5 WASTEWATER TREATMENT PLANT MONTHLY REPORT 8:19 AM August2015 <--------------------Flow MGD--------------------> BOD SS 2-Hr Peak Pond Pond Precipitation mg/L mg/L Date Da Inf Inf Eff Return Inf Inch T e Raw Final Raw Final 8/1/2015 Sat 3.92 5.4 4.32 290 8.0 242 4.3 8/2/2015 Sun 3.80 5.9 4.07 0.07 Rain 8/3/2015 Mon 3.47 4.9 3.98 270 8.9 219 5.1 8/4/2015 Tue 3.58 5.6 3.91 8/5/2015 Wed 3.57 5.0 3.85 8/6/2015 Thu 3.54 4.8 4.06 8/7/2015 Fri 3.72 5.2 4.05 0.04 Rain 8/8/2015 Sat 4.01 5.7 4.34 316 10.7 237 5.3 8/9/2015 Sun 3.77 5.8 4.03 8/10/2015 Mon 3.43 4.9 3.85 S/11/2015 Tue 3.35 4.6 3.99 8/12/2015 Wed 3.28 4.5 3.24 286 6.3 243 3.6 8/13/2015 Thu 3.33 4.5 3.73 8/14/2015 Fri 3.52 4.8 4.19 8/15/2015 Sat 3.74 5.1 3.95 303 8.1 223 4.1 8/16/2015 Sun 3.53 5.6 4.01 8/17/2015 Mon 3.15 4.4 3.43 8/18/2015 Tue 3.07 4.2 3.45 8/19/2015 Wed 3.02 4.2 3.80 � 238 6.1 199 2.2 8/20/2015 Thu 3.02 4.2 3.13 8/21l2015 Fri 3.23 4.1 3.48 8/22/2015 Sat 3.57 5.0 4.09 262 5.0 253 2.3 8/23/2015 Sun 3.33 5.3 3.37 8/24/2015 Mon 2.98 4.2 3.19 8/25/2015 Tue 2.91 4.1 3.65 8/26/2015 Wed 2.83 4.0 3.32 260 4.5 234 1.7 8/27/2015 Thu 2.82 3.8 3.16 8/28/2015 Fri 3.03 3.9 3.35 8/29l2015 Sat 3.32 4.6 3.45 252 5.4 208 2.6 8/30/2015 Sun 3.19 4.9 3.45 8/31/2015 Mon 2.79 3.9 3.20 Permit Max 7.7 45 60 Permit Min Permit Ave 30 30 Total 103.82 147.1 115.09 0.00 0.00 0.11 2477 63.0 2058 31.1 Maximum 4.01 5.9 4.34 0.00 0.00 0.07 316 10.7 253 5.3 Minimum 2.79 3.8 3.13 0.00 0.00 0.04 238 4.5 199 1.7 Average 3.35 4.7 3.71 0.06 275 7.0 229 3.5 #Tests 31 31 31 0 0 2 9 9 9 9 Page 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT s/2e/z0�5 WASTEWATER TREATMENT PLANT MONTHLY REPORT 8:19 AM August2015 pH Chlorine <Final Total Coliforms> Total Nitrogen TDS Units mg/L MPN/100 mL mg/L mg/L Date Da Raw Final Final Total �day-Median Raw Final Raw Final 8/1/2015 Sat 7.38 7.42 5.8 < 1.8 < 1.8 8/2/2015 Sun 7.32 7.46 5.2 2 < 1.8 8/3/2015 Mon 7.26 7.34 5.7 2 < 1.8 48.7 31.4 270 286 8/4/2015 Tue 7.23 7.23 5.4 < 1.8 < 1.8 8/5/2015 Wed 7.36 7.45 5.8 < 1.8 < 1.8 8/6/2015 Thu 7.34 7.42 5.0 < 1.8 < 1.8 8/7/2015 Fri 7.20 7.32 6.0 < 1.8 < 1.8 8/8/2015 Sat 7.31 7.61 6.5 2 < 1.8 8/9/2015 Sun 7.39 7.54 6.4 6.8 < 1.8 8/10/2015 Mon 7.42 7.52 6.8 2 < 1.8 48.8 33.9 8/11/2015 Tue 7.25 7.50 6.1 < 1.8 < 1.8 8/12/2015 Wed 7.37 7.72 7.2 < 1.8 < 1.8 8/13/2015 Thu 7.35 7.51 6.8 < 1.8 < 1.8 8/14/2015 Fri 7.36 7.51 6.2 4.5 2 8/15/2015 Sat 7.31 7.42 6.9 2 2 8/16/2015 Sun 7.29 7.56 6.1 2 2 8/17/2015 Mon 7.28 7.45 7.6 < 1.8 < 1.8 45.7 32.1 8/18/2015 Tue 7.29 7.40 5.7 2 2 8/19/2015 Wed 7.21 7.42 <0.20 92000 2 256 276 8/20/2015 Thu 7.24 7.48 6.9 1.8 2 8/21/2015 Fri 7.27 7.52 7.0 < 1.8 2 8/22/2015 Sat 7.28 7.53 6.8 < 1.8 1.8 8/23/2015 Sun 7.34 7.54 6.8 < 1.8 < 1.8 8/24/2015 Mon 7.44 7.66 29.2 < 1.8 < 1.8 8/25/2015 Tue 7.22 7.41 7.4 < 1.8 < 1.8 8/26/2015 Wed 7.35 7.49 6.0 4.5 < 1.8 239 270 8/27/2015 Thu 7.35 7.64 5.8 < 1.8 < 1.8 8/28/2015 Fri 7.26 7.44 6.8 2 < 1.8 8/29/2015 Sat 7.28 7.47 6.1 < 1.8 < 1.8 8/30/2015 Sun 7.33 7.53 6.4 2 < 1.8 8/31/2015 Mon 7.28 7.46 7.2 2 2•0 Permit Max 9.00 23 Permit Min 6.50 Permit Ave Total 226.56 231.97 213.6 92066.4 57.4 143.2 97.4 765 832 Maximum 7.44 7.72 29.2 92000 2 48.8 33.9 270 286 Minimum 7.20 7.23 5.0 1.8 1.8 45.7 31.4 239 270 Average 7.31 7.48 7.12 2969.9 1.9 47.7 32.5 255 277 #Tests 31 31 30 31 31 3 3 3 3 Page t SOUTH TAHOE PUBLIC UTILITY DISTRICT 10/12/2015 WASTEWATER TREATMENT PLANT MONTHLY REPORT 9:36 AM September 2015 <--------------------Flow MGD--------------------> BOD SS 2-Hr Peak Pond Pond Precipitation mg/L mg/L Date Da Inf Inf Eff Return Inf Inch T e Raw Final Raw Final 9/1/2015 Tue 2.72 3.5 3.04 228 4.8 206 1.3 9/2/2015 Wed 2.71 3.5 3.43 9/3/2015 Thu 2.71 3.5 2.86 9/4/2015 Fri 3.06 3.9 3.35 9/5/2015 Sat 3.84 5.2 4.12 300 6.9 251 2.7 9/6/2015 Sun 4.13 6.2 4.63 9/7/2015 Mon 3.61 5.9 3.85 292 253 1.4 9/8/2015 Tue 2.93 4.2 3.27 9/9/2015 Wed 2.84 3.9 3.38 9/10/2015 Thu 2.87 3.8 3.18 9/11/2015 Fri 2.95 3.8 3.46 9/12/2015 Sat 3.23 4.4 3.06 251 4.5 212 2.0 9/13/2015 Sun 3.13 4.7 3.61 0.03 Rain 9/14/2015 Mon 2.82 3.9 3.18 0.04 Rain 223 4.2 196 2.4 9/15/2015 Tue 2.80 3.8 3.23 0.03 Rain 9/16/2015 Wed 2.73 3.8 3.19 9/17/2015 Thu 2.73 3.7 3.32 9/18/2015 Fri 2.88 3.7 3.40 9/19/2015 Sat 3.19 4.5 3.30 266 4.6 233 2.3 9/20/2015 Sun 3.05 4.6 3.50 9/21/2015 Mon 2.74 3.9 3.03 236 5.3 201 2.3 9/22/2015 Tue 2.66 3.5 3.11 9/23/2015 Wed 2.65 3.5 2.65 9/24/2015 Thu 2.68 3.6 3.31 9/25/2015 Fri 2.84 3.7 3.14 9/26/2015 Sat 3.13 4.4 3.66 250 5.7 176 2.5 9/27/2015 Sun 2.94 4.6 3.34 9/28/2015 Mon 2.73 3.9 3.28 9/29/2015 Tue 2.64 3.6 2.84 256 3.8 221 1.0 9/30/2015 Wed 2.58 3.6 3.05 0.01 Rain Permit Max 7.7 45 60 Permit Min Permit Ave 30 30 Total 88.52 122.8 99.77 0.00 0.00 0.11 2302 39.8 1949 17.7 Maximum 4.13 6.2 4.63 0.00 0.00 0.04 300 6.9 253 2.7 Minimum 2.58 3.5 2.65 0.00 0.00 0.01 223 3.8 176 1.0 Average 2.95 4.1 3.33 0.03 256 5.0 217 2.0 #Tests 30 30 30 0 0 4 9 8 9 9 Page 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT ion2/2oi5 WASTEWATER TREATMENT PLANT MONTHLY REPORT 9:37 AM September 2015 pH Chlorine <Final Total Coliforms> Total Nitrogen TDS Units mg/L MPN/100 mL mg/L mg/L Date Da Raw Final Final Total �day-Median Raw Final Raw Final 9/1/2015 Tue 7.32 7.58 5.4 < 1.8 < 1.8 44.1 33.0 256 270 9/2/2015 Wed 7.35 7.50 4.8 < 1.8 < 1.8 9/3/2015 Thu 7.49 7.67 8.2 < 1.8 < 1.8 9/4/2015 Fri 7.34 7.47 5.5 < 1.8 < 1.8 9/5/2015 Sat 7.28 7.60 13.0 < 1.8 < 1.8 9/6/2015 Sun 7.29 7.62 6.2 < 1.8 < 1.8 9/7/2015 Mon 7.38 7.62 5.6 2 < 1.8 9/8/2015 Tue 7.31 7.64 6.4 < 1.8 < 1.8 47.5 37.5 9/9/2015 Wed 7.35 7.60 6.6 < 1.8 < 1.8 9/10/2015 Thu 7.42 7.66 8.1 2 < 1.8 9/11/2015 Fri 7.36 7.64 8.5 < 1.8 < 1.8 9l12/2015 Sat 7.30 7.51 8.7 < 1.8 < 1.8 9/13/2015 Sun 7.19 7.40 7.8 < 1.8 < 1.8 9/14/2015 Mon 7.31 7.52 6.9 2 < 1.8 9/15/2015 Tue 7.33 7.54 6.6 2 < 1.8 9/16/2015 Wed 7.11 7.56 5.6 < 1.8 < 1.8 9/17/2015 Thu 7.13 7.50 5.4 2 < 1.8 9/18/2015 Fri 7.34 7.52 5.3 < 1.8 < 1.8 9/19/2015 Sat 7.15 7.52 5.3 < 1.8 < 1.8 9/20/2015 Sun 7.21 7.58 6.2 2 2 9/21/2015 Mon 7.14 7.46 6.1 < 1.8 < 1.8 276 274 9/22/2015 Tue 7.21 7.60 6.3 2 < 1.8 44.7 31.5 9/23/2015 Wed 7.23 7.54 6.6 < 1.8 < 1.8 9/24/2015 Thu 7.09 7.27 6.0 < 1.8 < 1.8 9/25/2015 Fri 7.27 7.60 5.8 < 1.8 < 1.8 9/26/2015 Sat 7.18 7.36 7.0 < 1.8 < 1.8 9/27/2015 Sun 7.22 7.54 5.9 < 1.8 < 1.8 9/28/2015 Mon 7.28 7.50 6.2 < 1.8 < 1.8 9/29/2015 Tue 7.28 7.52 6.7 2 < 1.8 9/30/2015 Wed 7.32 7.56 6.2 < 1.8 < 1.8 Permit Max 9.00 23 Permit Min 6.50 Permit Ave Total 218.18 226.20 198.9 55.6 54.2 136.3 102.0 532 544 Maximum 7.49 7.67 13.0 2 2 47.5 37.5 276 274 Minimum 7.09 7.27 4.8 1.8 1.8 44.1 31.5 256 270 Average 7.27 7.54 6.63 1.9 1.8 45.4 34.0 266 272 #Tests 30 30 30 30 30 3 3 2 2 Page 3 SOUTH TAHOE PUBLIC UTILITY DISTRICT WASTEWATER TREATMENT PLANT NUMBER OF VIOLATIONS 2015 Parameter #Tests Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Compliance Total Plant Inflow;7.7 MGD; Dry Weather 273 0 0 0 0 0 0 0 0 0 0 100.0% 2-Hour Peak Inflow; 18.5 MGD 273 0 0 0 0 0 0 0 0 0 0 100.0% BOD,30 Day Ave:30 mg/L 9 0 0 0 0 0 0 0 0 0 0 100.0% BOD, Max:45 mg/L 73 0 0 0 0 0 0 0 0 0 0 100.0% SS,30 Day Ave:30 mg/L 9 0 0 0 0 0 0 0 0 0 0 100.0% SS,Max:60 mg/L 78 0 0 0 0 0 0 0 0 0 0 100.0% pH,6.5 to 8.5 273 0 0 0 0 0 0 0 0 0 0 100.0% Total Coliforms, Max:240 MPN/100 mL 273 0 0 0 0 0 0 0 0 0 0 100.0% Total Coliforms,7-day Median:23 MPN 273 0 0 0 0 0 0 0 0 0 0 100.0% Total 1,534 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% Operational Problems and Major Maintenance Activities July — September2015 Wastewater Treatment Facilities • Primary#2 and Aeration Basin #1 are currently out of service for rehabilitation. • A brief interruption in hypochlorite feed resulted in one high coliform count on 08/19/2015. No violation occurred. Wastewater Conveyance Svstem • Approximately 400 feet of 6" SDR 26 PVC Sewer Pipe was replaced on Osgood St. completed 9-21-2015. Installation involved 3 manholes and multiple services. • No major problems occurred. Alpine County Disposal Facilities • No modifications, additions or major maintenance were performed. • No major problems occurred. South Tahoe Public Utility District ERB Inspection Date of Inspection: �-�,�>r i � Performed by: TE��Y w,;A C c �� Inspection Procedure: Walk the entire crest of the ERB looking for any problems. Pay particular attention to the condition of the liner.Note the location of any needed repairs on the map on the next page. If the basin is empty and free of snow, walk the entire interior tow checking for liner failures. Scan the entire floor for breaches of any kind. Rodent activity: `(� � Vegetation control: �,�;Y�� t�; �Y�,�.:• ,� i'o:��5 Overflow Spillway: ��• Stairs North: �1� Stairs South: �I/� Top Fill Structure North: � K Top Fill Structure South: �K Drain Valve North: Q � Drain Valve South: �'�a;(�j,1t��o c['C, Perimeter Fence & Gates: �� UJc�,�e Valve House: �� Comments: � ��d��wt ACTi�Jfwc:� Date of Inspection: �-� -�� Performed by••T��c�j i��'��y �' # �' �' t' �' i' �' �' �' t' -- + + + + + + + + + + + - �Jalve House _ .�,�.�,� �� _ �. � � T'�'�.^�' _t —•—t_�.�=�e _ ,�s < � k3_�--, _ _ � ` ��•'�_ _ 1 � �a '.- + `�f' . A.� r. > . a_ -'_ - >"'` _ . '_ - _ �' " " � �_-. _ _ ;.,�� -_ ` 'a54�... --.��yf_� 1 r..� '� `� ?�y^.�yv-' - y�h �`.W�se�, _ �e._ ,�Y}i�sw+t-�—__. __ .. , _ _ j" - ..:b�t-. �a ' '_ - _��+v�.� _. T + . �� + -+ + '� �' + + ( 1 {� � . }'� +\� , VUt�I Y��. - 1 ! ` t � � t , f P -k+t ��,..� �,- _ t . ��Ij; '� # + � t + } t t ' `! ',�� F�, � # Natth Pond __ , ��;_+ i t �'� � Stairs - j # � - + f '�.':" + + + t t + � t + "t �� .�� , _ , _ . �--->�,,�,.;:�— �---.---�-,.— , � � . . _ �' ... ; � . � - � '-"-"'^.-- —� .�-�--" ? - .� �- '{e. � E �z,� - . -�- -F f - + �, � _��`�.-�"'-��'�=� + + --, - � � { �=�-�:,,_._ __ , , C � �� E t , —•.` � `�E. _�f+'�' - � ~4r1 y� � �, . �� :2.: � t # + � � ��;.��.� j �+ .�" t �� _ '� �♦ fr j�QIJtIP,t V214'� � / ,a`' +.� , � ' � � � 3, 1 f 1 s"� '} �� f '. '4' } ,� ,a � 'F' ,.:�j�i� � i i' + �"'ti � � r, {(' �outh Rond � ,�� _ � ;' �fr f �,�� a'� t � �,f � f + # 4 �r #.' �.rj�ff (� �' + ,F + "'� k I � �_� � , ,, —�� r�� , 4� �4,-s_ ��L' ', �t�-� 1 - f- ] + 4 + f.� !1+ + + + - � �� ' �71f5 .. � 'x,� ---_;_. _ � s� � ,- . - + + '?-��"`"- j + + + + - �-�''�e .� � - '-_"�'",. 1..��,_ �4.�� —`'�'" � V��1�1�4 —�� a �;f��_ }� � + + + 4 t + i� + + �- + - � + + + + + + + + + + + - � � � � � � � � � � R Sample Sites Alpine County Monitoring Wells ACMW-01AW 38.766952 -119.781561 Below Main Dam Monitoring Well ACMW-01 BE 38.766333 -119.785321 Below Secondary Dam Monitoring Well ACMW-02N 38.772392 -119.776819 Access gate Monitoring Well ACMW-02S 38.772341 -119.776816 Access gate Monitoring Well ACMW-03W 38.815138 -119.778848 Fredericksburg D@Hwy 88 Monitoring Well ACMW-04W 38.836719 -119.779439 Gansberg Ranch Monitoring Well ACMW-06N 38.800522 -119.763225 Celio Ranch,along DV Rd Monitoring Well ACMW-06S 38.800481 -119.763195 Celio Ranch,along DV Rd Monitoring Well ACMW-07S 38.771882 -119.801658 Diamond Valley Ranch Monitoring Well ACMW-07D 38.771882 -119.801658 Diamond Valley Ranch Monitoring Well ACMW-08N 38.773618 -119.776847 Diamond Valley Ranch Monitoring Well ACMW-08S 38.773618 -119.776847 Diamond Valley Ranch Monitoring Well ACMW-09D 38.780489 -119.790314 Diamond Valley Ranch Monitoring Well ACMW-09S 38.780489 -119.790314 Diamond Valley Ranch Monitoring Well ACMW-10 38.773336 -119.794246 Diamond Valley Weather Station Monitoring Well ACMW-11 38.775595 -119.788216 Diamond Valley Ranch Monitoring Well ACMW-12 38.777644 -119.795388 Diamond Valley Ranch Monitoring Well ACMW-13 38.768977 119.797083 Diamond Valtey Ranch Monitoring Well ACMW-14 38.767441 119.793215 Diamond Valley Ranch Monitoring Well ACMW-15 38.769600 119.784280 Diamond Valley Ranch Monitoring Well ACMW-16 38.773829 119.784173 Diamond Valley Ranch Monitoring Well ACMW-17 38.776273 119.790107 Diamond Valley Ranch Monitoring Well ACMW-18 38.779213 119.782997 Diamond Valley Ranch Monitoring Well ACMW-19 38.776249 119.762112 Diamond Valley Ranch Monitoring Well ACMW-20 38.808781 119.777665 Near SW-O5 Monitoring Well ACMW-21 38.819915 119.777072 Emigrant Trail near Chambers Lane Monitoring Well ACMW-22 38.829022 119.783738 Fredericksburg Lane near S7 Monitoring Well ACMW-23 38.825384 119.760193 On road to SW-15,upstream(S) Monitoring Well ACMW-24 38.832193 119.757427 On road,downstream (N) of SW-15 Monitoring Well ACMW-25 38.830470 119.769901 Road between Brooke's&Neddenriep @ Neddenripp's Monitoring Well ACMW-26 38.840602 119.769677 Road between Brooke's&Neddenriep @ Stateline Monitoring Well Alpine County Domestic Well GW-01 38.761146 -119.810926 Cohen House Domestic Weli GW-02 38.772195 -119.801259 DV Ranch Domestic well Domestic Well GW-03 38.789132 -119.752446 Springmeyer Ranch house Domestic Well GW-04 38.800343 -119.762579 Celio Ranch house Domestic Well GW-OS 38.830897 -119.773807 Neddenriep Ranch house Domestic Well GW-07 38.838895 -119.794154 Gansberg,Jr, Ranch house Domestic Well GW-08 38.815528 -119.781095 Arant Ranch house Domestic Well GW-11 38.766522 -119.808540 Diamond Valley School Domestic Weil GW-14 38.757140 -119.818462 Sierra Pines Store Domestic Weil GW-17 DV Ranch Domestic weil Domestic Well D�Lahontan\Sample Sites�Lahontan Report-Sample S�tes.xls Page 1 of 2 Sample Sites Alpine County Surfacewater Sites SW-01 38.768903 -119.838353 Carson River,W Fork,Crystal Springs Rd Surfacewater SW-02 38.756651 -119.806706 Indian Creek @ Diversion Surfacewater SW-03 38.773149 -119.772618 Indian Creek downstream of 1st bridge Surfacewater SW-04 38.776730 -119.760423 Indian Creek upstream of 2nd bridge Surfacewater SW-O5 38.809525 -119.777030 Carson River,W Fork,Paynesville Surfacewater SW-06 38.840850 -119.764100 Carson River,W Fork,Stateline Surfacewater SW-07 38.854967 -119.786541 Fredericksburg Ditch Surfacewater SW-08 38.786579 -119.799800 Irrigation Ditch along Carson River Road Surfacewater SW-09 38.867242 -119.760810 Carson River,W Fork,Dressler Lane Surfacewater SW-10 38.788719 -119.750599 Indian Creek @ Springmeyer Ranch Surfacewater Alpine County Soils Sites S-2 38.800316 -119.764305 Celio Ranch Soil S-3 38.801156 -119.780333 Bentley Ranch Soil S-4 38.842761 -119.780047 Gansberg Ranch Soil S-5 38.836900 -119.780200 Gansberg Ranch Soil S-6 38.829075 -119.780010 Neddenriep Ranch Soil S-7 38.829190 -179.785420 Bruns Ranch Soil S-8 38.817425 -119.757000 On-Farm Soil Heavenly Valley Creek HVC-1 38.917861 -119.959632 Heavenly Valley Creek;Downstream of Pioneer Surfacewater S-4 38.842761 -119.780047 Gansberg Ranch Soil S-5 38.836900 -119.780200 Gansberg Ranch Soil S-6 38.829075 -119.780010 Neddenriep Ranch Soil S-7 38.829190 -119.785420 Bruns Ranch Soil S-8 38.817425 -119.757000 On-Farm Soii Heavenly Valley Creek HVC-1 38.917861 -119.959632 Heavenly Valley Creek;Downstream of Pioneer Surfacewater HVC-2 38.920120 -119.969390 Heavenly Valiey Creek;250'upstream of Pond#2 Surfacewater HVC-3 38.921373 -119.971421 Heavenly Valley Creek;25'downstream of Meadow Crest Dr Surfacewater HVC-4 38.920591 -119.969271 Heavenly Valley Creek;Effluent of drain from Lower Shop area Surfacewater HVC-5 38.921278 -119.971090 Heavenly Valley Creek;Effluent of drainage pipe along Meadow Crest Dr Surfacewater Tahoe Basin Monitoring Wells Control 38.9135951 -119.9623870 North east of post office @ Black Bart and Pioneer Trail Monitoring Weil MW01-50 38.9131807 -119.9640739 SE corner of Emergency Retention Basin,At access gate to ERB Monitoring Well MW01.5 38.9129062 -119.9642166 SE corner of Emergency Retention Basin,At access gate to ERB Monitoring Well MW02-50 38.9128116 -119.9652141 South side of Emergency Retention Basin,on Black Bart Ave Monitoring Well MW03-50 38.9129187 -119.9657562 South side of Emergency Retention Basin,on Black Bart Ave Monitoring Well MW03.5 38.9140351 -119.9664341 W side of Emergency Retention Basin,off Hank Monk Ave Monitoring Well MW04-50 38.9148881 -119.9666463 W side of Emergency Retention Basin,off Hank Monk Ave Monitoring Well MWOS-50 38.9157076 -119.9663302 NW corner of Emergency Retention Basin,off Hank Monk Ave Monitoring Well MW06/50 38.9157148 -119.9648075 North side of Emergency Retention Basin Monitoring Well MW07-50 38.9157020 -119.9639551 NE corner of Emergency Retention Basin Monitoring Well MW08-25 38.9213967 -119.9709800 SW corner of Pond#1,at south access gate to STPUD Monitoring Well MW t 1 38.9238680 -119.9677190 250 ft south east of North Gate(to AI Tahoe Blvd) Monitoring Well MWt2 38.9226200 -119.9683700 110 ft south of Biosolids Buiiding Monitoring Well MW13 38.9206200 -119.9692200 125 ft south east of Pond#2 Monitoring Well Ditch Sites DD-01 38.765624 -119.780543 Diamond Ditch @ beginning;HPR effluent Ditch D:1Lahonlan\Sample Sites\Lahontan Report-Sample Sites xls Page 2 of 2 ' ! � YP*� ;i3'CbiQ�� ,,�VV T ,[., �3�y�21�.y�^v �t'� 3 ��„i!1$�{�*1�sJ'�l'�k.' 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V' : � •�'�'� .' •, �; t.,.. .. .. � .{i. ; ..�. t � �::.�. � ::�t ,�;?. ;..,c:. _ _ ' � " '�,f; I ,I3� ,.�.. . � '�r � si.�.. �f. .I��. 1 !,I .��.�'. ... . :.. ,.�:.tir'!' '� I pt." ,i'" �,C�'y .`•u �,.��" 'ok , • .i'�:, EXPLANATION _ `�=,.=: .;*�. �c?r: ' , �,: ...�i, �i-7'-- ``i e ' ��E',� .:v�l',, ��I ' �`,-k"� � :.!�.11�:��, �. �* ;.1', !�� I ,� � MONITOR WELL i i _ y ...I: ? �.�� 1I�' .�. 1f�`�I' .•, ..: '��'� '�'� I;''. �i _ , l i i ��r:; . � '�;`.�'.'' '¢f • PRIVATE WELL ' .I�.�f�„�.i,/;,.\\::�.,a �� '.Y:.� .�{•t..l • ��I ��ti�'/ ' �.�..:' •. - •1 i-. .• .,, .,• ��"� �IrtipeBon.Ra.ylad43Nhbr I , (" ,rr�_..,,.. :.,r..,_;. i ,•f_ 7''' i.. .._ "•�ti�k_-.�:-^:::_` ,:�.: }F . i , i. � � !`v• Irti atlon-BlaiWetlRecydsEWatar _ , ..�;•, . _rt. `.,I,�,:a '';,�„L:.�.;:1;:� . �-t........t I! �;1�.�. l, �µ � � 0 � l,-: .�';: _ . ..4� i;�!..T,..ri;� o `,��', ;� . ,>�..... .u,.i'j <E',.^�,�I '�°' ' j �, I_.,..., •g; i. ��.- � `�I � � �1� � , �i ;�, ;;��_, ;,;;: .E -�� _ �, �� `,:i ; �'�, �� ", � ,,; '` , ''i� �'�'I �, ;�. ,�,I;>°:;''r; ° '�° '.°°° `�°°°'..' SOUTH TAHOE PUBLIC UTILITY DISTRICT " RECYCLED WATER MONITORING PROGRAM WELL LOCATIONS w E CARSON VALLEY GROUNDWATER BASIN (6-6) b ALPINE COUNTY, CA � Y��:L'OIM��W�1CanM1011/J�MM,)1 aifaal Harvey Place Reservoir Recycled Water Current Storage Not including 200+1-acre-foot dead pool Maximum Storage,Acre-feet: 3,800 Stored Remaining Date Acre-feet Acre-feet 01/01/12 1,138 2,662 02/01/12 1,448 2,352 03/01/12 1,773 2,027 04/01/12 1,812 1,988 05/01/12 2,044 1,756 06/01/12 2,080 1,720 07/01/12 1,357 2,443 08/01/12 643 3,157 09/01/12 80 3,720 10/01/12 80 3,720 11/01/12 217 3,583 12/01/12 519 3,281 01/01/13 940 2,860 02/01/13 1,256 2,544 03/01/13 1,582 2,218 04/01/13 1,836 1,964 05/01/13 2,090 1,710 06/01/13 2,259 1,541 07/01/13 1,724 2,076 08/01/13 1,070 2,730 09/01/13 416 3,384 10/01/13 85 3,715 11/01/13 222 3,578 12/01/13 472 3,328 01/01/14 693 3,107 02/01/14 1,043 2,757 03/01/14 1,357 2,443 04/01/14 1,646 2,154 05/01/14 1,864 1,936 06/01/14 1,966 1,834 07/01/14 1,528 2,272 08/01/14 866 2,934 09/01/14 235 3,565 10/01/14 80 3,720 11/01/14 220 3,580 12/01/14 410 3,390 01/01/15 643 3,157 02/01/15 953 2,847 03/01l15 1,248 2,552 04/01/15 1,448 2,352 05/01/15 1,626 2,174 06/01/15 1,744 2,056 07/01/15 1,395 2,405 08/01/15 693 3,107 09/01/15 91 3,709 10/01/15 11/01/15 12/01/15 E:WPRWPR Current Starage-Lahontan_Report.xls Acre-feet N N W W A !T O (T O CT O fT O O O O O O O O O O O1/12 02/72 I 03/12 '�, I�I �i i� ''� 04/12 I i OS/12 I I OB/12 I ''i � 'II 07/12 II I i, �i ' 08/12 li '� ' , ��I I 09/12 li ' I� i 10/12 I I� �'I I I I �i 17/12 I� II I 12/12 , ', i I i 01/13 i I 02/13 I I i 03/13 II � i I I 04/73 I'I �� I � ' i � � OS/13 I , '� � � OB/73 I �� i 07/13 � � T OB/13 �I (D y 09/13 I I� � I, I i � � 10/13 I �, li I I � � I � � 77/73 I I Q � � 72/13 'i I�I . I � II'I C � a 01/14 , � j II � 'I � � . � A 02/14 , II i, , �il � � � 03/14 '�� , � N 04/74 � ' i I�� i � O � I ` OS/14 'I � I i� i ' OB/14 �'I ! I I II � O• O7A 4 li 08/ib i I , ��, 09/14 I , I, ' � � � I 10/74 I � I � I 11/14 I �I I! 'I 7D74 I I, �,, OtAS I I 02/75 I 03/15 I'i �I ' li 04/75 I I I, �, I iil OS/15 , ��, I� i I�I II OB/15 �, li 'I I 07/15 � � '' 'I I I� � I i � 08/15 i �I 09/15 I �I II lil �'� t0A5 '� ' II �, I 11/15 II 12/15 � � . � , . � • . July 17, 2015 South Tahoe Public Utility District Lab ID : SP 1507467 1275 Meadow Crest Drive Customer : 2-11369 South Lake Tahoe, CA 96150 Laboratory Report Introduction: This report package contains total of 6 pages divided into 3 sections: Case Narrative (2 pages) : An overview of the work performed at FGL. Sample Results (2 pages) : Results for each sample submitted. Quality Control (2 pages) : Supporting Quality Control (QC) results. Case Narrative This Case Narrative pertains to the following samples: Sample Description Date Date FGL Lab ID# Matrix Sampled Received Travei Blank 07/02/2015 07/07/2015 SP 1507467-000 LBW DD-01 07/02/2015 07/07/2015 SP 1507467-001 WW Sampling and Receipt Information: All samples were received in acceptable condition and within temperature requirements, unless noted on the Condition Upon Receipt(CUR) form. All samples arrived at 6 °C. All samples were prepared and analyzed within the method specified hold time. All samples were checked for pH if acid or base preservation is required (except for VOAs). For details of sample receipt information,please see the attached Chain of Custody and Condition Upon Receipt Form. Quality Control: All samples were prepared and analyzed according to the following tables: Organic QC 07/13/2015:208238 All preparation quality controls aze within established criteria,except: 5030B The following note applies to Benzene,Toluene: 435 Sam le matrix ma be affectin this anal te.Data was acce ted based on the LCS or CCV recover . 07/13/2015:210405 All analysis quality controls are within established criteria,except: 8260B The following note applies to Xylene m,p: 360 CCV above Acceptance Range(AR). Samples which were non detect for this analyte were acce ted. Page 1 of 6 Corporate OfBces&Laboratory Office&Laboratory Office&Laboratory Office&Laboratory Ottice&Laboratory 853 Corporation Street 2500 Stagecoach Road 563 E.Lindo Avenue 3442 Empresa Drive,Suite D 9415 W.Goshen Avenue Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Luis Obispo,CA 93401 Visalia,CA 93291 TEL:(805)392-2000 TEL:(209)942-0182 TEL:(530)343-5818 TEL:(805)783-2940 TEL:(559)734-9473 Env FAX:(805)525-4172/Ag FAX:(805)392-2063 FAX:(209)942-0423 FAX:(530)343-3807 FAX:(805)783-2912 FAX:(559)734-8435 nn c�eo remf�..�K.,.,N., 1 F7� CA F�AP Cartifiratinn Nn 1 FR3 CA FI AP rprtifiratinn Nn 9R7(1 CA FI AP CPrtifiration No_2775 CA ELAP Certification No.2810 July 17, 2015 Lab ID : SP 1507467 South Tahoe Public Utility District Customer : 2-11369 Certification:: I certify that this data package is in compliance with ELAP standards, both technically and for completeness, except for any conditions listed above. Release of the data contained in this data package is authorized by the Laboratory Director or his designee, as verified by the following electronic signature. KD:DMB D�gitelly sigMd by Dav�d Tea,B.A.M R A Approved By David Terz,B.A.,M.B.A. � Title:QAD�recta Dam:2015-0747 Page 2 of 6 �� • � , . . . , July 17, 2015 Lab ID : SP 1507467-000 Customer ID : 2-11369 South Tahoe Public Utility District 1275 Meadow Crest Drive Sampled On : July 2, 2015-00:00 South Lake Tahoe, CA 96150 Sampled By : Trebotich Received On : July 7, 2015-10:00 Matrix : Lab. Blank Water Description : Travel Blank Project : Travel Blank Sample Result - Organic Constituent Result PQL Units Note Sample Preparation Sample Analysis Method Date/ID Method Date/ID F,PA 8260 � 4-Bromofluorobenzene$ 91.0 79-119 % so3oa 07/13l15208238 sz6oB 07/13/15210405 Dibromofluoromethane� 89.9 84-136 % so3os 07/13/15208238 sz6oa o�n3iis:2ioaos 1,2-Dichloroethane-d4$ 105 58-166 % sosos 07/13/15:208238 sz6oB 07/13/15210405 Toluene-d8$ 97.8 88-111 % 5030B 07/13/15:208238 s26os o�ii3iis:zioaos Benzene ND 0.5 ug/L sosos 07/13/L5:208238 az6oB o�ii3iis:2ioaos Bromodichloromethane ND 0.5 ug/I. sosoB 07/13/15:208238 sz6os 07/13/15:210405 Bromoform ND 0.5 ug/I., so3os 07/13/15208238 s26os o�itsns2ioaos tert-Butanol ND 5 ug/L so3os 07/13/15:208238 a26os o�iisiis:zioaos Chloroform ND 0.5 ug/L so3os 07/13/15208238 s26oB 07/13/15210405 Dibromochloromethane ND 0.5 ug/I. so3oB 07/13/15.208238 s26os o�n3ns:noaos Di-isopropyl ether(DIPE) ND 0.5 ug/L so3os 07/13/15208238 sz6oa 07/13/15210405 Ethyl Benzene ND 0.5 ug/I., sosos 07/13/15:208238 sz6oa 07/13/15.210405 Ethyl tert-butyl ether (ETBE) � 0.5 ug/L sosoa 07/13/15208238 sz6os o�iisiis:zioaos Methyl tert-butyl ether � 0.2 ug/I, so3os 07/13/15:208238 s26os ovi3iis:2ioaos (MTBE) tert-Amyl methyl ether (TAME) � 0.5 ug/L sosos 07/13/15208238 sz6oa o�iisiis2�oaos Toluene ND 0.5 ug/I., so3oa 07/l3/15208238 sz6os 07/13/15:210405 Xylenes ND -- ug/L sosos 07/13/15:208238 s26og 07/1 3/1 5 21 0405 Total Trihalomethanes ND -- ug/L so3oa 07/13/15208238 s26os o�ii3iis:zioaos ND=Non-Detected.PQLrPractical Quanptation Limit.Containers:(VOA)VOA Preservatives:HCI pH<2$Surrogate.*PQL adjusted for dilution. Page 3 of 6 Corporate Offices&Laboratory Office&Laboretory Office&Laboratory Office&Laboratory OHice&Laboratory 853 Corporation Street 2500 Stagecoach Road 563 E.Lindo Avenue 3442 Empresa Drive,Suite D 9415 W.Goshen Avenue Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Luis Obispo,CA 93407 Visalia,CA 93291 TEL:(805)392-2000 TEL:(209)942-0182 TEL:(530)343-5818 TEL:(805)783-2940 TEL:(559)734-9473 Env FAX:(805)525-4172/Ag FAX:(805)392-2063 FAX:(209)942-0423 FAX:(530)343-3807 FAX:(805)783-2912 FAX:(559)734-8435 CA ELAP Certification No.1573 CA ELAP Certification No.7563 CA ELAP Certification No.2670 CA ELAP Certification No.2775 CA ELAP Certification No.2810 �� . � , . • � • July 17, 2015 Lab ID : SP 1507467-001 Customer ID : 2-11369 South Tahoe Public Utility District 1275 Meadow Crest Drive Sampled On : July 2, 2015-09:48 South Lake Tahoe, CA 96150 Sampled By : Trebotich Received On : July 7, 2015-10:00 Matrix : Waste Water Description : DD-01 Project : HPR MTBE Sample Result - Organic Constituent Result PQL Units No[e Sample Preparation Sample Analysis Method Date/ID Method Date/ID EPA 8260 ' 4-Bromofluorobenzene$ 94.9 79-119 % so3oe 07/13/15.208238 82606 07/13/15.210405 Dibromofluoromethane$ 91.9 84-136 % so3oB 07/13/15208238 sz6oa 07/13/15.210405 1,2-Dichloroethane-d4$ 109 58-166 % so3os 07/l3/15208238 sz6oB 07/l3/I5210405 Toluene-d8$ 98.4 88-111 % so3og 07/13/15208238 a26oa o�iisns:zioaos Benzene � �.5 Ug�, 5030B 07/13/15208238 8260B 07/13/15210405 Bromodichloromethane ND 0.5 ug/L so3os 07l13/15:208238 sz6os 07/13/15:210405 Bromoform ND 0.5 ug/I. so3os 07/13/15:208238 s26oB 07/13/15210405 tert-Butanol ND 5 ug/I. so3oa 07/13/15:208238 sz6os 07/13/15210405 Chloroform 0.6 0.5 ug/L so3os 07l13/15:208238 s26os 07/l3/15210405 Dibromochloromethane ND 0.5 ug/I, sosoa 07/13/15.208238 sz6os 07/l3/15210405 Di-isopropyl ether(DIPE) ND 0.5 ug/L sosos 07/13/15:208238 s26os o�ii3iis:zioaos Ethyl Benzene ND 0.5 ug/L so3oB 07/13l15208238 sz6oa ov�3ns:ztoaos Ethyl tert-butyl ether Np 0.5 ug/I, sosoa 07/13/15208238 8260B o�ii3its:zioaos (ETBE) Methyl tert-butyl ether � �2 u�, 50308 07/13/15:208238 sz6os 07/13/15:210405 (MTBE) tert-Amyl methyl ether � 0.5 ug/L sosoB 07/13/15208238 s26oB 07/13/15210405 (TAME) Toluene ND 0.5 ug/I., so3og 07/13/15:208238 s26os 07/13/15210405 Xylenes � -- Ug�, 5030B 07/13/15208238 8260B 07/13/15210405 Total Trihalomethanes 0.6 -- ug/I, so3os 07/13l15:208238 sz6oa o�ii3rts:z�oaos ND=Non-Detected.PQL=Practical Quantitation Limit.Containers:(VOA)VOA Preservatives:HCl pH<2$Suaogate.*PQL adjusted for dilution. Page 4 of 6 Corporate Oitices&Laboratory Ottice&Laboratory Office&Laboretory Office&Laboratory Office&Laboratory 853 Corporation Street 2500 Stagecoach Road 563 E.Lindo Avenue 3442 Empresa Drive,Suite D 9415 W.Goshen Avenue Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Luis Obispo,CA 93401 �salia,CA 93291 TEL:(805)392-2000 TEL:(209)942-0182 TEL:(530)343-5818 TE�:(805)783-2940 TEL:(559)734-9473 Env FAX:(805)525-4172lAg FAX:(805)392-2063 FAX:(209)942-0423 FAX:(530)343-3807 FAX:(805)783-2912 FAX:(559)734-8435 rn Gi eo r mt��ar��n Nn t 5�a CA ELAP Certification No.1563 CA ELAP Certification No.2670 CA ELAP Certification No.2775 CA ELAP Certification No.2810 � . � , . • • • July 17, 2015 Lab ID : SP 1507467 South Tahoe Public Utility District Customer : 2-11369 Quality Control - Organic onstituent Method Date/ID Type Units Conc. QC Data DQO Note rganic 1,2-Dichloroethane-d4 5030B 07/13/15208238VRG Blank ug/L 25.00 ]04%a 58-166 LCS ug/L 25.00 105% 58-166 MS ug/L 25.00 107% 58-166 (SP 1507467-001) MSD ug/L 25.00 108% 58-166 MSRPD u 25.00 1.3% <_20.0 -Bromofluorobenzene 5030B 07/13/15208238VRG Blank ug/L 25.00 92.4% 79-119 L,CS ug/L 25.00 90.8% 79-119 MS ug/L 25.00 96.2% 79-119 (SP 1507467-001) MSD ug/L 25.00 101% 79-119 MSRPD u 25.00 4.9% <_20.0 Benzene 5030B 07/13/15:208238VRG Blank ug/L ND <0.5 LCS ug/L 25.00 88.0% 79-128 MS ug/L 25.00 107% 70-136 (SP 1507467-001) MSD ug/L 25.00 82.1% 70-136 MSRPD u /L 25.00 26.0% <24 435 Bromodichloromethane 5030B 07/13/15:208238VRG Blank u /L ND <0.5 Bromoform 5030B 07/13/15208238VRG Blank u L ND <0.5 hloroform 5030B 07/13/15208238VRG Blank u ND <1 Dibromochloromethane 5030B 07/13/15:208238VRG Blank u ND <1 Dibromofluromethane 5030B 07/13/15:208238VRG Blank ug/L 25.00 89.0% 84-136 L,CS ug/I, 25.00 89.0% 84-136 MS ug/L 25.00 92.3% 86-127 (SP 1507467-001) MSD ug/L 25.00 93.6% 86-127 MSRPD uo 25.00 1.4% <20.0 Eth 1 tert-But 1 Ether 5030B 07/13/15:208238VRG Blank u ND <2 Eth lbenzene 5030B 07/13/15:208238VRG Blank u ND <0.5 lso ro 1 Ether 5030B 07/t3/15208238VRG Blank u ND c5 eth 1[ert-But 1 Ether(MTBE) 5030B 07/13/15:208238VRG Blank u ND <2 AME 5030B 07/13/15:208238VRG Blank u ND <5 ert-Butanol 5030B 07/13/15:208238VRG Blank u ND <5 oluene 5030B 07/13/15208238VRG Blank ug/L ND <0.5 LCS ug/L 25.00 88.5% 81-118 MS ug/L 25.00 107% 55-139 (SP 1507467-001) MSD ug/L 25.00 74.5% 55-139 MSRPD u 25.00 35.5% <_30 435 oluene-d8 5030B 07/13/15208238VRG Blank ug/L 25.00 98.0% 88-111 LCS ug/L 25.00 98.3% 88-111 MS ug/L 25.00 98.6% 88-111 (SP 1507467-001) MSD ug/L 25.00 97.1% 88-111 MSRPD u 25.00 1.5% 520.0 X lenes m, 5030B 07/13/15:208238VRG Blank u ND <2 1,2-Dichloroethane-d4 8260B 07/13/15210405VRG CCV u 25.00 105% 70-130 -Bromofluorobenzene(BFB) 8260B 07/13/15:210405VRG CCV u 25.00 92.7% 70-130 Benzene 8260B 07/13/15210405VRG CCV u 25.00 933% 70-130 Bromodichloromethane 8260B 07/13/15210405VRG CCV u 25.00 97.6% 70-130 Bromoform 8260B 07/13/15210405VRG CCV u 25.00 122% 70-130 hloroform 8260B 07/13/15:210405VRG CCV u 25.00 90.1% 80-120 Dibromochloromethane 8260B 07/13/15210405VRG CCV u 25.00 109% 70-130 ibromofluromethane 8260B 07/13/15:210405VRG CCV u 25.00 90.1% 70-130 Eth 1 tert-But 1 Ether 8260B 07/13/15210405VRG CCV u /L 25.00 103% 50-150 Eth lbenzene 8260B 07/13/15:210405VRG CCV u 25.00 115% 80-t20 Iso ro l Ether 8260B 07/13/15210405VRG CCV u 25.00 104% 50-150 Meth 1 tert-But 1 Ether 8260B 07/13/15210405VRG CCV u 25.00 98.7% 70-130 AME 8260B 07/13/15210405VRG CCV u 25.00 106% 50-150 tert-Butanol 8260B 07/13/15210405VRG CCV u 125.0 145% 50-150 Page 5 of 6 Corporate Oifices&Laboratory Ottice&Laboratory Office&Laboretory Office&Laboratory Oftice&Laboratory 853 Corporation Street 2500 Stagecoach Road 563 E.Lindo Avenue 3442 Empresa Drive,Suite D 9415 W.Goshen Avenue Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Luis Obispo,CA 93401 vsalia,CA 93291 TEL:(805)392-2000 TEL:(209)942-0182 TEL:(530)343-5818 TEL:(805)783-2940 TEL:(559)734-9473 Env FAX:(805)525-4172/Ag FAX:(805)392-2063 FAX:(209)942-0423 FAX:(530)343-3807 FAX:(805)783-2912 FAX:(559)734-8435 [�a Fi aP Certification No.1573 CA ELAP Certification No.1563 CA ELAP Certification No.2670 CA ELAP Certification No.2775 CA ELAP Certification No.2810 July 17, 2015 Lab ID : SP 1507467 South Tahoe Public Utility District Customer : 2-11369 Quality Control - Organic ConsUtuent Method DatellD Type Units Conc. QC Data DQO Note rganic oluene 8260B 07/13/15:210405VRG CCV u 25.00 96.6% 80-120 oluene-d8 8260B 07/13/15210405VRG CCV u 25.00 98.4% 70-130 X lenem, 8260B 07/13/15210405VRG CCV u 50.00 140% 70-130 360 Definition CCV :Continuing Calibration Verification-Analyzed to verify the instrument calibration is within criteria. Blank :Method Blank-Prepared to verify that the preparation process is not contributing contamination to the samples. I,CS :Laboratory Control Standard/Sampie-Prepared to verify that the preparation process is not affecting analyte recovery. MS �Matrix Spikes-A random sample is spiked with a known amount of analyte.The recoveries are an indication of how that sample matrix afFects analyte recovery. MSD �Matrix Spike Duplicate of MS/MSD pair-A random sample duplicate is spiked with a known amount of analyted.The recoveries are an indication of how that sample matrix affects analyte recovery. MSRPD �MS/MSD Reladve Percent Difference(RPD)-The MS relative percent difference is an indicadon of precision for the preparation and analysis. ND :Non-detect-Result was below the DQO listed for the analyte. DQO :Data Qualit Ob'ective-This is the criteria a ainst which the ualit control data is com ared. Ea�planation 360 :CCV above Acceptance Range(AR).Samples which were non detect for this analyte were accepted. 435 :Sam le matrix ma be affectin this anal te.Data was acce ted based on the LCS or CCV recover . Page6of6 FGL Environmental Doc ID:2D0900157 SOP 17.DOC Revision Date: 10/09/14 Page: 1 of 1 Condition Upon Receipt (Attach to COC) Sample Receipt at SP: 1.Number of ice chests/packages received: 1 2• Shipper tracking numbers D10010808075603 3.Were samples received in a chilled condition? Temps: 4 / / / / / / 4.Surface water(SWTR) bact samples:A sample that has a temperature upon reciept of>10C,whether iced or not, should be flagged unless the time since sample collection has been less than two hours. 5. Do the number of bottles received agree with the Yes No N/A COC? 6.Verify sample date,time, sampler Yes No N/A 7.Were the samples received intact?(i.e. no broken Yes No bottles, leaks,etc.) 8.Were sample custody seals intact? Yes No N/A Sample Verification, Labeling and Distribution: 1.Were all requested analyses understood and Yes No acceptable? 2. Did bottle labels correspond with the client's ID's? Yes No 3.Were all bottles requiring sample preservation Yes No N/A FGL properly preserved? [Exception:Oil&Grease,VOA and CrVI verified in lab] 4.VOAs checked for Headspace? Yes No N/A 5.Were all analyses within holding times at time of Yes No reciept? 6.Have rush or project due dates been checked and Yes No N/A accepted? Include a copy of the COC for lab delivery. (Bacti. Inorganics and Radio) Sample Receipt, Login and Verification completed by: Re��ewedand DigitallysignetlbyShawnPeck Shawn Peck � Title:Sample Receiving Approved By Date:07/13/2015-1223:10 Discrepency Documentation: Any items above which are"No"or do not meet specifications (i.e.temps) must be resolved. 1. Person Contacted: Phone Number: Initiated By: Date: Problem: Resolution: 2. Person Contacted: Phone Number: Initiated By: Date: Problem: Resolution: (2011369) South Tahoe Public Utility District SP 1507646 S R P-07/13/2015-12 23:10 •� � . , September 16,2015 South Tahoe Public Utility District Lab ID : SP 1509883 1275 Meadow Crest Drive Customer : 2-11369 South Lake Tahoe, CA 96150 Laboratory Report Introduction: This report package contains total of 6 pages divided into 3 sections: Case Narrative (2 pages) : An overview of the work performed at FGL. Sample Results (2 pages) : Results for each sample submitted. Quality Control (2 pages) : Supporting Quality Control (QC)results. Case Narrative This Case Narrative pertains to the following samples: Sample Description S mpled Recei ed FGL Lab ID# Matrix Travel Blank 09/02/2015 09/04/2015 SP 1509883-000 LBW DD-01 09/02/2015 09/04/2015 SP 1509883-001 WW Sampling and Receipt Information: All samples were received in acceptable condition and within temperature requirements,unless noted on the Condition Upon Receipt(CUR) form. All samples arrived at 6 °C.All samples were prepared and analyzed within the method specified hold time. All samples were checked for pH if acid or base preservation is required(except for VOAs). For details of sample receipt information,please see the attached Chain of Custody and Condition Upon Receipt Form. Quality Control: All samples were prepared and analyzed according to the following tables: Organic QC 09/14/2015:210690 All preparation quality controls are within established criteria,except: The following note applies to Benzene,Toluene: 5030B 435 Sample matrix may be affecting this analyte.Data was accepted based on the LCS or CCV recovery. The following note applies to Benzene,Toluene: 435 Sam le matrix ma be affectin this anal e.Data was acce ted based on the LCS or CCV recove . 09/14/2015:213476 All analysis quality controls are within established criteria,except: 8260B The following note applies to Xylene m,p: 360 CCV above Acce tance Ran e(AR). Sam les which were non detect for this analyte were acce ted. Page 1 of 6 Corporate Ortices&Laboratory OfFlee&LaboreWry Offiea&Laboratory Office&Laboratory OTfice&Laboratory 853 Corporffiion Street 2500 Stagecoach Road 563 E.Lindo Avenue 3442 Empresa Drive,Suite D 9415 W.Goshen Avenue Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Lws Obispo,CA 93401 Visalia,CA 93291 TEL:(805)392-2000 TEL:(209)942-0182 TEL:(530)343-5818 TEL:(805)783-2940 TEL:(559)7349473 Env FAX:(805)5254172/Ag FAX:(SOS)392-2063 FAX:(209)942-0423 FAX.(530)343-3807 FAX:(805)783-2912 FAX:(559)7346435 CA E�AP Certification No.1573 CA ELAP Certification No.1563 CA ELAP Certification No.2670 CA ELAP Certification No.2775 CA ELAP Certification No.2810 September 16,2015 Lab ID : SP 1509883 South Tahoe Public Utility District Customer : 2-11369 Certification:: I certify that this data package is in compliance with ELAP standards,both technically and for completeness, except for any conditions listed above. Release of the data contained in this data package is authorized by the Laboratory Director or his designee, as verified by the following electronic signature. KD:DMB D�gnall�sigrad M llav�d Terz,B A,M I3 A Approved By David Terz,B.A.,M.B.A. �T�ue QA a��a� Uete 2015-(N-Ib Page 2 of 6 •� . , . . September 16,2015 Lab ID : SP 1509883-000 Customer ID : 2-11369 South Tahoe Public Utility District 1275 Meadow Crest Drive Sampled On : September 2,2015-00:00 South Lake Tahoe, CA 96150 Sampled By : Daniel Arce Received On : September 4, 2015-10:30 Matrix : Lab. Blank Water Description : Travel Blank Project : HPR Eff VOC Sample Result- Organic Constituent " Result PQL Units Note Sample Preparation Sample Analysis Method Date/ID Method Date/ID EPA 8260 � 4-Bromofluorobenzene$ 89.9 79-119 % so3oe 09/14/15210690 82606 09/14/15213476 Dibromofluoromethane$ 110 84-136 % 5030B 09/l4/1 5 2 1 0690 az6os 09/14/1 5 2 1 3476 1,2-Dichloroethane-d4# 113 58-166 % so3os 09/1 4/1 5 2 1 0690 az6o6 09/14/15213476 Toluene-d8$ 100 88-111 % so3os 09/14/15210690 sz6os 09/14/15213476 Benzene � �.$ Ug/I. 5030B 09/l4/15210690 8260B 09/14/15:213476 tert-Butanol � $ llg/L. 50306 09/14/15210690 8260B 09/14/152I3476 Di-isopropyl ether(DIPE) ND 0.5 ug/L so3os 09/14/15210690 az6os 09/14/15213476 Ethyl Benzene � Q.$ Ug/j, 5030B 09/l4/15210690 82606 09/14/15213476 Ethyl tert-butyl ether (ETBE) � 0.5 U�I. 5030B 09/14/15210690 8260B 09/1 4/1 5 2 1 3476 Methyl tert-butyl ether (MTBE) � 0•2 U�I- 5030B 09/14/15210690 8260B 09/14/1 5 2 13476 tert-Amyl methyl ether (TAME) � 0.5 U�L 5030B 09/14/15210690 8260B 09/14/15:213476 Toluene � �.$ Ug/I, 5030B 09/14/15210690 8260B 09/l4/1 5 2 1 3476 Xylenes ]�jD -- Ug/j, 5030B 09/14/I5:210690 8260B 09/14/15213476 Xylenes m,p � �.$ llg/j, 5030B 09/14/15210690 8260B 09/14/1 5 2 1 3476 X lenes o � �.$ ll L. 5030B 09/14/15210690 8260B 09/14/15213476 ND=Non-Detected.PQL=Practical Quantitation Limit.Containers:(VOA)VOA Preservatives:HCl pH<2$Surrogate.*PQL adjusted for dilution. Page 3 of 6 Corporate ORices 8 Laboratory Otfics 8 Laboratory OfFice&Labontory Office 8 Laboratory Office 8 Laboratory 853 Corporation Street 2500 Stagecoach Road 563 E.Lmdo Avenue 3442 Empresa Drive,Swte D 9415 W.Goshen Avenue Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Luis Obispo,CA 93401 Vsalia,CA 93291 TEL:(805)392-2000 TEL�(209)942-0'182 TEL�(530)343-5618 TEL (805)783-2940 TEL:(559)734-9473 Env FAX:(805)525-4172/Ag FAX:(805)392-2063 FAX:(209)942-0423 FAX�(530)343-3807 FAX:(805)783-2912 FAX:(559)7348435 CA ELAP Certification No.1573 CA ELAP Certification No.1563 CA ELAP Certification No.2670 CA ELAP Certification No.2775 CA ELAP Certification No.2810 • • � 4 • • � September 16„2015 Lab ID : SP 1509883-001 Customer ID : 2-11369 South Tahoe Public Utility District 1275 Meadow Crest Drive Sampled On : September 2, 2015-09:39 South L,ake Tahoe, CA 96150 Sampled By : Daniel Arce Received On : September 4, 2015-10:30 Matrix : Waste Water Description : DD-01 Project : HPR Eff VOC Sample Result-Organic Constituent Result PQL Units Note Sample Preparation Sample Analysis Method Date/ID Method Date/ID EPA 8260 4-Bromofluorobenzene$ 92.3 79-119 °/a soso� 09/14/15210690 az6o� 09/14/1 5 2 1 3476 Dibromofluoromethane$ 1�7 84-136 % 5030B 09/14/15:210690 8260B 09/14/1 5 2 1 34 76 1,2-Dichloroethane-d4$ 110 58-166 % sosos 09/14/15210690 8260B 09/t4/15213476 Toluene-d8# 98.9 gg-111 % 50306 09/14/15210690 8260B 09/14/15213476 Benzene � �.5 Ug/j, 5030B 09/14/15:210690 8260B 09/14/15213476 tert-Butanol � 5 Ug/I, 5030B 09/14/15210690 8260B 09/14/15213476 Di-isopropyl ether(DIPE) ND 0.5 ug/L so3os 09/14/15210690 82606 09/14/15213476 Ethyl Benzene ND 0.5 ug/L so3os 09/14/15210690 s26oa 09/14/1 5 2 1 3476 Ethyl tert-butyl ether (ETBE) � 0.5 U�I- 5030B 09/14/15210690 82606 09/14/15213476 Methyl tert-butyl ether (MTBE) � 0•2 U�L 50306 09/14/15210690 82608 09/14/15213476 tert-Amyl methyl ether (TAME) � 0.5 U�I, 5030B 09/14/15:210690 8260B 09/14/15:213476 Toluene � �.$ llg/j, 5030B 09/14/15210690 8260B 09/1 4/1 5 2 1 3476 Xylenes � -- llg/I. 5030B 09/14/15210690 8260B 09/14/15:213476 Xylenes m,p � �.5 Ug/j, 5030B 09/l4/15:210690 8260B 09/14/I5213476 Xylenes o � �.$ ll L, 50308 09/14/15210690 8260B 09/l4/1 5 2 1 3476 ND=Non-Detected.PQL=Practical Quantitation Limit.Containers:(VOA)VOA Preservatives:HCl pH<2.*fSurrogate.*PQL adjusted for dilution. Page 4 of 6 Corporate Olffess 8 Laboratory Offlee 8 Laboratory OfFee&Laboratory Offiee 8 LaboraLory �ce 3 Laboratory 853 Corporation Street 2500 Stagecoach Road 563 E.Lindo Avenue 3442 Empresa Drrve,Suite D 9415 W.Goshen Avenue Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Luis Obispo,CA 93401 Visalia,CA 93291 TEL-(805)392-2000 TEL:(209)942-0182 TEL:(530)343-58'18 TEL�(805)783-2940 TEI:(559)7349473 Env FAX:(805)525-4172/Ag FAX:(805)392-2063 FAX:(209)942-0423 FAX.(530)343-3607 FAX�(805)783-2912 FAX:(559)7348435 CA ELAP Certification No.1573 CA ELAP Certification No.1563 CA ELAP Certification No.2670 CA ELAP Certification No.2775 CA ELAP Certification No.2810 • a � � � September 16,2015 Lab ID : SP 1509883 South Tahoe Public Utility District Customer : 2-ll369 Quality Control-Organic onsHtuent Method Date/ID Type Units Conc. QC Data DQO Note rganic 1,2-Dichloroethane-d4 5030B 09/]4/15:210690VRG Blank ug/L 25.00 99.2% 58-166 LCS ug/L 25.00 100% 58-166 MS ug/L 25.00 104% 58-166 (SP 1509839-001) MSD ug/L 25.00 104% 58-166 MSRPD u L 0.000 0.1% <20.0 -Bromofluorobenzene 5030B 09/1 4/1 5 2 1 0690VRG Blank ug/L 25.00 903% 79-119 LCS ug/L 25.00 92.6% 79-119 MS ug/L 25.00 94.9% 79-119 (SP 1 509 83 9-00 1) MSD ug/L 25.00 88.8% 79-ll9 MSRPD u L 0.000 6.6% <20.0 enzene 5030B 09/1 4/1 5 2 1 0690VRG Blank ug/L ND <0.5 , LCS ug/L 25.00 121% 60-134 MS ug/L 25.00 113% 70-136 (SP1509839-001) MSD ug/L 25.00 187% 70-136 435 MSRPD u 0.000 49.1% <24 435 ibromofluromethane 5030B 09/14/15:210690VRG Blank ug/L 25.00 983% 84-136 LCS ug/L 25.00 99.6% 84-136 MS ug/L 25.00 103% 86-127 (SP1509839-001) MSD ug/L 25.00 102% 86-127 MSRPD u L 0.000 0.7% <20.0 th 1 tert-Bu 1 Ether 5030B 09/14/15:21069QVRG Blank u ND <2 th ]benzene 5030B 09/14/15210690VRG Blanlc u ND <0.5 so rop I Ether 5030B 09/1 4/1 5 2 1 0690VRG Blank u L ND <5 eth 1 tert-Bu I Ether(MTBE) 5030B 09/14/15:210690VRG Blank u L ND <2 �E 5030B 09/14/15:210690VRG Blank u L ND <5 ert-Butanol 5030B 09/14/15:210690VRG Blank u L ND <5 oluene 5030B 09/14/15210690VRG Blank up�L ND <0.5 LCS ug/L 25.00 122% 56-131 MS ug/L 25.00 114% 55-139 (SP 1509839-001) MSD ug/L 25.00 182% 55-139 435 MSRPD u L 0.000 45.8% <30 435 oluene-d8 5030B 09/14/15:210690VRG Blank ug/L 25.00 98.3% 88-i l 1 LCS ug/L 25.00 99.1% 88-111 MS ug/L 25.00 99.0% 88-111 (SP 1509839-001) MSD ug/L 25.00 99.8% 88-11 I MSRPD u 0.000 0.8% 40.0 lenes m, 5030B 09/14/15:210690VRG Blank u L ND <2 lenes o 5030B 09/14/15:210690VRG Blank u L ND <2 1,2-Dichloroethane-d4 8260B 09/14/15:213476VRG CCV u 25.00 913% 70-130 -Bromofluorobenzene(BFB) 8260B 09/1 4/1 5 2 1 3476VRG CCV u L 25.00 94.6% 70-130 enzene 8260B 09/1 4/1 5 2 1 34 76VRG CCV u L 25.00 107% 70-130 ibromofluromethane 8260B 09/1 4/1 5 2 1 3476VRG CCV u L 25.00 94.0% 70-130 th I tert-Bu 1 Ether 8260B 09/14/15:213476VRG CCV u L 25.00 107% 50-150 th Ibenzene 8260B 09/14/15213476VRG CCV u 25.00 101% 80-120 so ro 1 Ether 8260B 09/14/15213476VRG CCV u L Z5.00 102% 50-150 eth 1 tert-Bu 1 Ether 8260B 09/14/15:213476VRG CCV u 25.00 106% 70-130 ARM6 8260B 09/1 4/1 5 2 1 3476VRG CCV u L 25.00 118% 50-150 ert-Butanol 8260B 09/14/15:213476VRG CCV u L 125.0 112% 50-150 oluene 8260B 09/14/15:213476VRG CCV u L 25.00 110% 80-120 oluene-d8 8260B 09/14/15213476VRG CCV u L 25.00 99.9% 70-130 lene m, 8260B 09/14/15213476VRG CCV u 50.00 141% 70-130 360 lenes o 8260B 09/14/15:213476VRG CCV u L 25.00 103% 70-130 Page 5 of 6 Corporats Offless b Laboratory Oiflcs 3 Laboratory OfRce 6 Laboratory O(fice 8 Laboratory OTfica d.Laboratory 853 Corporalion Street 2500 Stagecoach Road 563 E.Lindo Avenue 3442 Empresa Drive,Swte D 9415 W.Goshen Avenue Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Lws Obispo,CA 93401 Visalia,CA 93291 TEL:(805)392-2000 TEL:(209)942-0182 TEL:(530)343-5818 TEL:(805)783-2940 TEL:(559)734-9473 Env FAX:(805)525-4172/Ag FAX:(805)392-2063 FAX:(209)942-0423 FAX:(530)343-3807 FAX:(805)783-2912 FAX:(559)7348435 CA ELAP CeAification No.1573 CA ELAP Certificetion No.1563 CA ELAP Certification No.2670 CA ELAP Certification No.2775 CA ELAP Certification No.2810 September 16, 2015 Lab ID : SP 1509883 South Tahoe Public Utility District Customer : 2-11369 Quality Control-Organic Definition � CCV :Continuing Calibration Verification-Malyzed to verify the instrument calibration is within criteria. Blank :Method Blank-Prepazed to verify that the preparation process is not contributing contamination to the samples. LCS :Laboratory Conhol Standard/Sample-Prepared to verify that the preparation process is not affecting analyte recovery. MS �Matrix Spikes-A random sample is spiked with a known amount of analyte.The recoveries are an indication of how that sample matrix affects analyte recovery. MSD �Matrix Spike Duplicate of MS/MSD pair-A random sample duplicate is spiked with a known amount of analyted.The recoveries are an indication of how that sample matrix affects analyte recovery. MSRPD �MS/MSD Relative Percent Difference(RPD)-The MS relative percent difference is an indication of precision for the preparation and analysis. ND :Non-detect-Result was below the DQO listed for the analyte. DQO :Data Quali Ob'ective-This is the critcria a ainst which the uali control data is com ared. ExplanaHon 360 :CCV above Acceptance Range(AR).Samples which were non detect for this analyte were accepted. 435 :Sam le matrix ma be affectin this anal e.Data was acce ted bascd on the LCS or CCV recove . Page 6 of 6 FGL Environmental Doc ID:2D0900157 SOP 17.DOC Revision Date: 10/09/14 Page: 1 of 1 Condition Upon Receipt(Attach to COC) Sample Receipt at SP: 1.Number of ice chests/packages received: 1 2• Shipper tracking numbers D10010828370348 3.Were samples received in a chilled condition? Temps: 6 / / / / / / 4.Surface water(SWTR)bact samples:A sample that has a temperature upon reciept of>10C,whether iced or not, should be flagged unless the time since sample collection has been less than two hours. 5.Do the number of bottles received agree with the Yes No N/A COC? 6.Verify sample date,time,sampler Yes No N/A 7.Were the samples received intact?(i.e. no broken Yes No bottles, leaks,etc.) - 8.Were sample custody seals intact? Yes No N/A Sample Verification, Labeling and Distribution: 1.Were all requested analyses understood and Yes No acceptable? 2.Did bottle labels correspond with the clienYs ID's? Yes No 3.Were all bottles requiring sample preservation Yes No N/A FGL properly preserved? [Exception:Oil&Grease,VOA and CrVI verified in lab] 4.VOAs checked for Headspace? Yes No N/A 5.Were all analyses within holding times at time of Yes No reciept? 6.Have rush or project due dates been checked and Yes No N/A accepted? Include a copy of the COC for lab delivery. (Bacti. Inorganics and Radio) Sample Receipt, Login and Verification completed by: Reviewed and DigitallysigneCDyShawnPedc Shawn Peck TRIe SampleRecening App�Oved By Date osioazo�si�osss Discrepency Documentation: Any items above which are"No"or do not meet specifications(i.e.temps)must be resolved. 1. Person Contacted: Phone Number: Initiated By: Date: Problem: Resolution: 2. Person Contacted: Fhone Number: Initiated By: Date: Problem: Resolution: (2011369) South Tahoe Public Utility District SP 1509883 S R P-09/08/2015-17:09:56 Alpine County Summary Report Temp pH EC DO Alk TDS SS Turb Chloride Suliate ACMW-07AW 07/15/2015 Main Dam 11.4 6.69 96.1 38.6 58 1 22 4.40 ACMW-01BE 07/15/2015 SecondaryDam 17.1 7.66 137 63.9 102 140 3.24 ACMW-02N 07/15/2015 Access Gate 14.6 6.62 152 64.1 95 2.76 2.84 ACMW-02S 07/15/2015 Access Gate 14 3 6.11 129 40.8 85 1 84 4 40 ACMW-04W 07/15/2015 Gansberg 12.6 6.05 210 36.5 132 �g,� �g,7 ACMW-OBS 07/15/2015 Celio 13.9 7.30 563 167 347 62,9 28.2 ACMW-07S OB/19/2015 Diamond Valley Ranch 12.4 6.81 92 8 44 0 88 1.40 2.32 ACMW-08N 08/19/2015 Diamond Valley Ranch 13 4 6 79 156 80 0 122 1 11 1,15 ACMW-12 OB/19/2015 Diamond Valley Ranch 12.8 6.63 115 50.7 100 1.67 2 68 ACMW13 08/19/2015 Diamond Valley Ranch 13.0 6.26 76.5 37.0 101 1.36 2.13 ACMW-75 09/09/2015 Diamond Valley Ranch 13.3 5.96 91.1 27.5 75 1.64 1.84 ACMW-16 09/09/2075 Diamond Valley Ranch 12.9 6.30 130 54.9 104 2.16 0 951 ACMW-17 09/09/2015 Diamond Valley Ranch 13 2 6.23 91.1 35 0 74 1 47 2.83 ACMW-78 09l09/2015 Diamond Valley Ranch 14.9 6.32 95 7 36.7 65 1.51 2 51 ACMW-19 09/09/2015 Diamond Valley Ranch 15 0 6 78 190 90.1 122 2,21 222 ACMW-20 08/18/2015 Diamond Valley Rd- 13.9 5.98 79 6 32 2 68 1.89 2 90 Paynesville ACMW-21 08/18/2015 River Ranch Rd 10 7 6 18 179 42.6 120 16.4 6.71 ACMW-22 08/18/2015 Fredericksburg Ln 12 7 6.10 109 37.9 83 3 97 1.67 ACMW-23 08/1 B/2015 Scotl Brooke's Ranch by 15 9 7 56 382 174 272 4.05 18 1 Irrigation Ditch ACMW-24 08/18/2015 Scolt Brooke's Ranch by 14.2 6.54 563 157 362 65 4 27.5 Irrigation Ditch ACMW-25 08/18/2015 Access road between 16 1 6.27 143 44 4 110 10 5 5.32 Neddenriep&Brooke ranches ACMW26 08/18/2015 Access road belween 13.4 6.38 225 61 5 150 19.5 9 18 Neddenriep&Brooke ranches CONTROL 07/28/2015 East side near Post Office 11.1 6 84 238 15.0 DD-01 07/02/2015 Diamond Ditch @ Beginning 20.2 8.39 501 09/02/2015 Diamond Ditch @ Beginning 17.9 8.43 511 8.77 GW-OS 08/18/2015 Neddenriep 15 8 6.28 276 60.9 180 26 6 11.0 GW-08 OB/18/2015 Arant Ranch house 18.4 5 91 302 44.3 198 39.9 19.2 GW-77 07/15/2015 Diamond Valley School 19 1 6.83 146 69.7 114 1.02 0 693 GW17 07/15/2015 Diamond Valley Ranch House 13.8 6.33 142 58.2 104 2.50 1 42 Well HPR 07/02/2015 Harvey Place Reservoir 20.5 8.32 511 7.83 113 266 3.82 2.7 52.7 19.5 08/11/2015 Harvey Place Reservoir 18.8 7.89 520 4.77 112 274 11 6 7.3 52.7 17 4 09/02/2015 Harvey Place Reservoir 17.8 8.43 516 8.33 115 286 146 55 55.2 18.2 HVC-5 07/08/2015 Effluent of STPUD Drainage 12 4 5.98 22 6 93.0 110 Pipe along Meadow Crest MW01 5 07/28/2015 SW comer of ERB 9.5 6 74 175 2,27 MW02-50 07/26/2015 South side of ERB Pond 11.2 6.72 319 35 6 MW03-50 07/28/2015 Southwest corner of ERB Pond 10.9 6.12 540 46.3 MW04-SO 07/28/2015 Hank Monk side af ERB 9.4 6.30 95.9 4 90 MW07•50 07/28/2015 North side of ERB Pond 10.7 7.41 196 �z_5 MW08-25 07/28/2015 South of Pond 1 11.2 6.57 751 18.8 Resulis resported as mg/L except EC as uS/cm Turbidity as NTU Cohfoms as MPNAOOmL Temp es C NC=Nol counted Page 1 of 9 Alpine County Summary Report Temp pH EC DO Alk TDS SS Turb Chloride Suliate MWtt 07/28/2015 North of Biosolids building 11 2 6.44 116 1.40 MW72 07/28/2015 South of Biosolids Building 12.7 6.67 94 1 0 833 MW13 07/28/2015 South of Pond 2 along HVC 9.8 6.89 614 20.7 SW-01 07/02/2015 Carson Rrver Woodfords 16.0 7.16 78 7.72 34.9 57 5 52 2.0 0.882 3.04 08/11/2015 Carson River Woodfords 11 5 6.75 86 6.45 40.6 69 1.65 0.68 1.22 1.89 09/02/2015 Carson River Woodfords 11.6 7.05 87.9 9.52 40.8 70 0 97 0.36 1.16 2.19 SW-03 07/02/2015 Indian Creek Mid 17.6 7.35 187 6.15 90.6 134 9 12 3 5 2.81 2 32 08/11/2015 Indian Creek Mid 13.7 7.11 198 7.59 100 143 7 32 2.6 3 O6 2 10 09/02/2015 Indian Creek Mid 14.8 6.98 207 7.23 105 151 59.9 7.0 3 36 2.02 SW-04 07/02/2015 Indian Creek Lower 22 0 8.08 167 9 50 79 7 117 3.98 3.9 3.30 1 66 08/11/2015 Indian Creek Lower 15 7 7.31 200 7.86 91 5 129 3.98 3.5 3 84 1.71 09l02/2015 Indian Creek Lower 17.3 8 36 187 9.89 93.1 134 10 2 3.9 4 12 1.80 SW-05 07/02/2015 Carsan River Paynesville 18 1 7.57 84 9.87 37.8 65 5 44 2.5 1.11 2.83 08/11/2015 Carson River Paynesville 14.8 7.52 96 7.92 44 6 71 3.94 2.8 1.44 2.36 09/02/2015 Carsan Rrver Paynesville 16 6 7 68 99 1 8.94 46.0 81 2.35 1.7 1.49 2.86 SW-06 07/02/2015 Carson River Stateline 19.3 7.72 87 7.45 38 8 64 6.82 2.6 1.27 2.78 08/11/2015 Carson River Stateline 16 7 7 43 97 7.79 44.8 74 2.98 1.9 1 66 2.54 09/02/2015 Carson River Staleline 19.1 7.95 113 9.94 48 8 76 2 48 1.2 3.07 3.76 SW-07 08/11/2015 Fredericksburg Ditch 14.7 7.23 288 6.46 128 167 1 80 2.8 23.6 10.6 SW-OS 07/02/2015 Irrigalion Ditch 28.3 6.73 182 0 91 69.7 152 504 160 3 83 2.48 08/11/2015 Ircigation Ditch 23.0 6.45 107 2.88 45.4 97 16.7 3.2 1.19 6 24 Results resported as mp/L except EC as uS/cm TurbidNy es NTU Colifoms as MPN/100mL Temp as C r,c=Not cou��ed Page 2 of 9 Alpine County Summary Report Total P Total P PO4-P NH3-N Total N NO2-N NO3-N TKN Dissolved ACMW-01AW 07/15/2015 Main Dam 0.024 0 025 <0.020 0.190 <0.010 0 175 <0.050 ACMW-016E 07/15/2015 Secondary Dam 0.028 0.013 <0 020 0 131 <0 010 0.124 <0 O50 ACMW02N 07/15/2015 Access Gate 0.027 0.024 <0.020 0.280 <0.010 0 300 <0.050 ACMW-02S 07/15/2015 Access Gate 0.019 <0.030 <0 020 2 81 <0.030 2.78 <0 050 ACMW-04W 07/15/2015 Gansberg 0.027 <0.020 <0.020 2.00 <0 020 1.99 <0 O50 ACMW-06S 07l15/2015 Celio 0.045 0.025 0 037 0 243 <0.010 0.100 0 143 ACMW07S 08/19/2015 Diamond Valley Ranch 0.046 0.047 <0.020 0.256 <0 O10 0.284 <0.050 ACMW-OBN OS/19/2015 Diamond Valley Ranch 0.041 0.042 <0 020 0.647 <0.010 0.664 <0.050 ACMW12 08/19/2015 Diamond Val�ey Ranch 0 033 0 035 <0.020 0.563 <0.010 0.554 <0.050 ACMW-1S OS/19/2015 Diamond Valley Ranch 0.024 0 024 <0.020 0.149 <0.010 0.045 0.104 ACMW-15 09/09/2015 Diamond Vatley Ranch 0.027 0.033 <0.020 1.80 <0.020 1 74 0 062 ACMW16 09/09/2015 Diamond Valley Ranch 0.069 0.071 <0 020 0.367 <0.010 0.426 <0 O50 ACMW-77 09/09/2015 Diamond Valley Ranch 0.028 0.031 <0.020 0.286 <0.010 0 347 <0 O50 ACMW-18 09/09/2015 Diamond Valley Ranch 0.035 0 034 <0 020 0.271 <0.010 0.343 <0.050 ACMW-78 09/09l2015 Diamond Valley Ranch 0.114 0.100 0.058 0.087 <0.010 <0.010 0 087 ACMW20 08/18/2015 Diamond Valley Rd- 0.066 0 072 0.021 0.507 <0.010 0.482 <0.050 Paynesville ACMW-21 08/18/2015 River Ranch Rd 0.055 0.061 <0.020 2.98 <0.010 2.93 0 053 ACMW-22 08/18/2015 Fredericksburg Ln 0.017 0.022 <0.020 2.41 <0.020 2 34 0.072 ACMW-23 08/18/2015 Scott Brooke's Ranch by 0.038 0.034 <0.020 1.02 <0.010 0.958 0 067 Irrigation Ditch ACMW24 08/18/2015 Scott Brooke's Ranch by 0.087 0 077 0 020 1.54 <0.020 1.46 0.082 Irrigation Ditch ACMW-25 08/18/2015 Access road belween 0.055 0.053 <0.020 1.51 <0 020 1.40 0.102 Neddenriep 8 Brooke ranches ACMW26 08/18/2015 Access road between 0.080 0.084 <0 020 2.38 0.023 2.11 0 245 Neddenriep&Brooke ranches CONTROL 07/28/2015 East side near Post Office <0 080 4.43 GW-OS 08/18/2015 Neddenriep 0.046 0.042 <0.020 4 46 <0.040 4.31 0.153 GW-08 OB/18/2015 Arant Ranch house 0.057 0.080 <0.020 8.01 <0.080 7.48 0.530 GW-11 07/15/2015 Diamond Valley School 0.051 0.042 <0.020 0.493 <0.010 0.496 <0 050 GW-17 07/15/2015 Diamond Valley Ranch House 0.028 0.020 <0.020 0.803 <0.010 0.868 <0 050 Well HPR 07/02/2015 Harvey Place Reservoir 2 63 2.62 11.6 17 6 0.798 3 86 13.0 08/11/2015 Harvey Place Reservoir 3 44 3.39 9.30 16.9 0.654 3.84 12.4 09/02/2015 Harvey Place Reservoir 3.72 3 15 10 3 20.9 0.790 5.02 15 1 MW07_5 07/28/2015 SW corner of ERB <0.010 0.457 MW02-50 07/28/2015 South side of ERB Pond <0.040 3.11 MW03-50 07/28/2015 Soulhwest comer of ERB Pond <0.200 22.3 MW04-50 07/28/2015 Hank Monk side of ERB <0.010 0.659 MW07-50 07/28/2015 North side of ERB Pond <0.010 0 467 MW08-25 07/28/2015 South of Pond t <0.010 <0 O10 MW11 07/28/2015 North of Biosolids building <0.010 0 121 MWt2 07/28/2015 South of Biosolids Building <0.010 0.391 MW13 07/28/2015 South of Pond 2 along HVC <0 020 2.33 Resulls resported as mp/l except EC es u5/cm TurWAi�y as NTU Coliloms as MPN/100mL Tamp as C NC=Not counteC Page 3 of 9 Alpine County Summary Report Total P Total P PO4-P NH3•N Total N NO2-N NO3-N TKN Dissolved SW-01 07/02/2015 Carson River Woodfords 0.025 <0.010 <0 020 0.185 <0.010 <0.010 0.185 08/11/2015 Carson River Woodfords 0.015 0.013 <0.020 0.083 <0.010 0 039 <0.050 09/02/2015 Carson River Woodfords 0.014 0.011 0 041 0.128 �0.010 <0.010 0.128 SW-03 07/02/2015 Indian Creek Mid 0.167 0.088 0.259 0.946 <0.010 0.034 0.912 08/11/2015 Indian Creek Mid 0.075 0.031 0.022 0.144 <0.010 0 017 0.127 09/02/2015 Indian Creek Mid 0 166 0 037 0.056 0.330 <0.010 0.015 0 315 SW-04 07/02/2015 Indian Creek Lower 0 073 0.032 0.024 0.265 <0.010 0.014 0 251 08/11/2015 Indian Creek Lower 0.049 0 026 <0.020 0.147 <0 010 <0.010 0.147 09/02/2015 Indian Creek Lower 0 059 0 026 <0.020 0 199 <0.010 <0.010 0 199 SW-05 07/02/2015 Carson Rrver Paynesville 0.029 0.010 <0 020 0.207 <0.010 <0 010 0.207 08/11/2015 Carson River Paynesville 0 023 <0 010 <0.020 0.152 <0.010 <0.010 0.152 09/02I2015 Carson Rwer Paynesville 0.027 0.013 <0.020 0.197 <0 010 <0.010 0.197 SW-06 07/02/2015 Carson River Stateline 0 034 0 010 <0.020 0 258 <0.010 <0.010 0 258 08/11/2015 Carson River Stateline 0.019 <0 010 <0.020 0 165 <0.010 0.019 0 146 09/02/2015 Carson River Staleline 0.020 <0.010 <0 020 0.257 <0.010 0 064 0.193 SW-07 08/11/2015 Fredericksburg Ditch 0.116 0 069 0.028 1.76 <0.020 1.40 0 358 SW-08 07/02/2015 Irrigation Ditch 2 32 0.053 0 236 2.34 <0.010 0 014 2.33 08/11/2015 Irrigation Ditch 0.138 0 030 <0.020 0.707 <0.010 <0 010 0.707 Results resporteG as mg/L except EC as uS/cm Turbidtty as NTU Colitoms es MPN/t00mL Temp as C r,c=Not countetl Page 4 of 9 Alpine County Summary Report BOD Boron Ca Mg Na K SAR %Na ACMW-01AW 07/15/2015 Main Dam 8 13 2.51 4.56 <1 ACMW-018E 07/15/2015 Secondary Dam 11.0 5.36 7 30 1.37 ACMW-02N 07/15/2015 Access Gate 15.7 3 59 9.78 1.03 ACMW-02S 07/15/2015 Access Gate 12.1 2.67 5 10 1.70 ACMW-04W 07/15/2015 Gansberg 9.33 2.18 21.9 2.64 ACMW06S 07/15/2015 Celio 44.7 12 6 31.6 6.72 ACMW-07S 08/19/2015 Diamond Valley Ranch 11 5 2.04 5.41 1 28 ACMW-OSN OB/19l2015 Diamond Valley Ranch 14.8 5.25 9.81 1.64 ACMW-12 OB/19/2015 Diamond Valley Ranch 12.7 3 62 4.58 1 28 ACMW-13 08/19/2015 Diamond Vatley Ranch 9 57 6.44 5 62 5.62 ACMW-20 OB/18I2015 Diamond Valley Rd- 8 28 2.11 5 25 2.50 Paynesvdle ACMW-21 08/18/2015 River Ranch Rd 12.5 3.53 14.7 2.14 ACMW-22 08/16/2015 Fredericksburg Ln 10.6 2.49 5.11 2 33 ACMW-23 OS/18/2015 Scott Brooke's Ranch by 32 7 13 2 29.3 4 70 Irrigation Ditch ACMW-24 08/18/2015 Scott Brooke's Ranch by 44 2 19.1 38.0 3.39 Irrigation Ditch ACMW-25 08/18/2015 Access road between 10.5 3.72 10.6 2.91 Neddenriep&Brooke ranches ACMW26 08/18/2015 Access road between 14.0 4.28 20.3 4.03 Neddenriep&Brooke ranches GW-05 08/18/2015 Neddenriep 20.4 6 76 25.2 4 02 GW-OS 08/18/2015 Arant Ranch house 13.8 4.92 33.9 3 61 GW-77 07/15/2015 Diamond Valley School 14 1 5.07 9 25 1.58 GW-17 07/15/2015 Diamond Valley Ranch House 12.3 3 32 9.54 1 75 Well HPR 07/02/2015 Harvey Place Reservoir 5.92 0.21 17.4 4.09 50.8 12.1 2.85 59.3 08/11/2015 Harvey Place Reservoir 15 7 0.15 18 8 4.29 52.2 13 6 2.82 58.1 09/02/2015 Harvey Place Reservoir 50.5 0 21 19 7 5.02 58 6 16.0 3 05 58.5 SW-01 07/02/2015 Carson River Woodfords <0.010 9.26 2.23 3 29 1.35 0 25 17 4 08/11/2015 Carson River Woodfords <0.010 8.62 2.34 4.34 1 43 0.34 22.3 09/02/2015 Carson River Woodfords <0.010 9 63 2.57 4 76 1.82 0.35 21 9 SW-03 07/02/2015 Indian Creek Mid 0.019 18.5 6.01 10.2 1.93 0 53 23.2 08/11/2015 Indian Creek Mid 0.018 21.4 6.90 11 9 1.65 0.57 23.6 09/02/2015 Indian Creek Mid 0.020 21.6 7 81 13.1 2.37 0.61 24.2 SW-04 07/02/2015 Indian Creek Lower 0 010 15.6 5.06 8.31 2.23 0.47 22.4 08/11/2015 Indian Creek Lower 0.018 18.3 6.62 10.8 2 27 0.55 23 6 09/02/2015 Indian Creek Lower 0.018 19 3 7 30 11.7 2 83 0.58 23.7 SW-05 07/02/2015 Carson River Paynesville <0.010 9.13 2.33 4.00 1 58 0.31 20.2 OB/11/2015 Carson River Paynesville <0.010 10 5 2.54 5.38 1.65 0.39 23 2 09/02/2015 Carson Rrver Paynesville <0.010 10.2 2.79 6 14 2 24 0.44 25.1 SW-O6 07IO2/2015 Carson River Stateline <0 010 9.11 2.40 4 18 1.68 0 32 20.7 OB/11/2015 Carson River Stateline <0 010 10.3 2.72 5.70 1.91 0 41 24.0 09/02/2015 Carson River Stateline 0.012 11 3 3.33 6.61 2.31 0 44 24.3 Resulls resported as mp/L exCep� EC as uS/cm Turbitlity as NTU Colitoms as MPW100mL Temp as C NC=Not counted Page 5 of 9 Alpine County Summary Report BOD Boron Ca Mg Na K SAR %Na SW-07 08/11/2015 Fredericksburg Ditch 0 054 21 3 5.54 25.0 4.08 1.25 40.1 SW-08 07/02/2015 Irrigation Ditch 0.011 16.2 3 85 10 3 8.37 0.60 25.1 08/11/2015 Irrigation Ditch <0.010 9.15 2 28 9.97 1.84 0.76 38.5 Resutts resported as mq/L except EC as uS/cm Turtitlity es NTU Colitoms as MPW100mL Temp as C NC=Not countetl Page 6 of 9 Alpine County Summary Report Total E.Coli Coliform Chromo Chromo ACMW-07AW 07/15/2015 Main Dam <1 <� ACMW-018E 07/15/2015 Secondary Dam <1 <1 ACMW02N 07/15/2015 Access Gate <1 <� ACMW-02S 07/15/2015 Access Gate <1 <1 ACMW-04W 07/15/2015 Gansberg <1 <1 ACMW-O6S 07/15/2015 Celio 3.1 <1 ACMW-07S 08/19/2015 Diamond Valley Ranch <1 <1 ACMW-08N 08/19/2015 Diamond Valley Ranch 4.1 <1 ACMW-12 08/19/2015 Diamond Valley Ranch <1 <1 ACMW-13 08/19/2015 Diamond Valley Ranch <1 <1 ACMW-15 09/09/2015 Diamond Valley Ranch <1 <1 ACMW16 09/09/2015 Diamond Valiey Ranch <1 <1 ACMW-17 09/09l2015 Diamond Valley Ranch <1 <1 ACMW-78 09/09/2015 Diamond Valley Ranch 10 8 <1 ACMW-19 09/09/2015 Diamond Valtey Ranch <1 <1 ACMW-20 08/18l2015 Diamond Valley Rd- 11.0 <t Paynesville ACMW-21 08/18/2015 River Ranch Rd <1 <1 ACMW-22 OB/18/2015 Fredericksburg Ln <1 <1 ACMW-23 08/18/2015 Scott Brooke's Ranch by <1 <t Irrigetion Ditch ACMW-24 08/18/2015 Scott Brooke's Ranch by <1 <1 Irrigation Ditch ACMW-25 08/18/2015 Access road between <1 <t Neddenriep 8 Brooke ranches ACMW-26 OB/18/2015 Access road belween 3.1 <1 Neddenriep 8 Brooke ranches GW-05 08/18/2015 Neddenriep <1 <t GW-08 08/18/2015 Arant Ranch house <1 <1 GW-11 07/15/2015 Diamond Valley School <t <1 GW77 07/15/2015 Diamond Valley Ranch House �1 <1 Well HPR 07/02/2015 Harvey Place Reservoir >2419.2 5 2 08/11/2015 Harvey Place Reservoir 387.3 16.1 09/02/2015 Harvey Place Reservoir 2130 47.1 SW-01 07/OZ/2015 Carson River Woodfords 1553.1 14.6 OB/11/2015 Carson River Woodfords 1119 9 27.8 09/02/2015 Carson River Woodfords 816.4 7.4 SW-03 07/02/2015 Indian Creek Mid >2419 2 >2419 2 08/11/2015 Indian Creek Mid 1732 9 201 4 09/02/2015 Indian Creek Mid 1553.1 111.9 Resulls resportetl as mg/L ezcept EC es uS/cm Turbidky es NTU Colifoms es MPNl100mL Temp as C r,c=Not coun�ed Page 7 of 9 Alpine County Summary Report Total E.Coli Colifortn Chromo Chromo SW-04 07/02/2015 Indian Creek Lower >24192 727.0 OB/11/2015 Indian Creek Lower 2419 2 579.4 09/02/2015 Indian Creek Lower 1413.6 45.5 SW-05 07/02/2015 Carson River Paynesville 2419.2 108.6 08/11/2015 Carson River Paynesville 3050 770.1 09/02/2015 Carson River Paynesville 1732.9 35.4 SW-06 07/02/2015 Carson River Stateline >2419.2 214.2 08/11/2015 Carson River Stateline 9870 105.0 09/02/2015 Carson River Stateline 1553 1 46.5 SW-07 08/11/2015 Fredericksburg Ditch 3090 117 2 SW-08 07/02l2015 Irrigation Ditch >2419.2 >2419 2 08/11/2015 Irrigation Ditch 2419.2 65.0 Resutts resportetl as mg/L ezcept EC es uS/cm TurDiARy es NTU Colifoms as MPN/t00mL Temp es C r,c=Not counteA Page 8 of 9 Page:1 Blue Green Algae (Length reported as um) Colonies Colonies Filaments Filaments Filaments Filament Single # #Cells #Multi- #Cells #Single- Length Cells Celled Cel led 07/02/2015 HPR 0 0 0 0 0 0 0 08/11/2015 HPR 0 0 0 0 0 0 0 09/02/2015 HPR 0 0 0 0 0 0 0 NC=Not counted Page 1 of 1 Monitoring Wells Groundwater Elevation Sample Depth Ref GW Site Location Date Hr ID# to GW MSL MSL ACMW-01AW Main Dam 07/15/2015 12:25 AG47037 12.01 5493.13 5,481.12 ACMW-01 BE Secondary Dam 07/15/2015 11:36 AG47038 21.50 5503.55 5,482.05 ACMW-02N Access Gate 07/15/2015 13:11 AG47039 11.91 5469.70 5,457.79 ACMW-02S Access Gate 07/15/2015 12:46 AG47040 13.86 5471.60 5,457.74 ACMW-04W Gansberg 07/15/2015 09:50 AG47041 9.88 4919.89 4,910.01 ACMW-06S Celio 07/15/2015 10:40 AG47042 16.19 5223.50 5,207.31 ACMW-07S Diamond Valley Ranch 08/19/2015 09:59 AG47567 65.52 5574.39 5,508.87 ACMW-08N Diamond Valley Ranch 08/19/2015 11:25 AG47568 8.85 5464.45 5,455.60 ACMW-09D Diamond Valley Ranch 09/23/2015 11:16 AG48079 38.35 5510.56 5,472.21 ACMW-10 Diamond Valley Ranch 09/23/2015 0929 AG48080 34.74 5534.19 5,499.45 ACMW-11 Diamond Valley Ranch 09/23/2015 10:21 AG48081 27.21 5503.01 5,475.80 ACMW-12 Diamond Valley Ranch OS/19/2015 13:17 AG47569 35.42 5525.04 5,489.62 ACMW-13 Diamond Valley Ranch 08/19/2015 10:43 AG47570 13.86 5554.55 5,540.69 ACMW-14 Diamond Valley Ranch 09/23/2015 11:56 AG48082 23.54 5547.20 5,523.66 ACMW-15 Diamond Vailey Ranch 09/09/2015 10:22 AG47898 28.63 5500.60 5,471.97 ACMW-16 Diamond Valley Ranch 09/09/2015 09:53 AG47899 19.65 5484.53 5,464.88 ACMW-17 Diamond Valley Ranch 09/09/2015 10:52 AG47900 19.52 5504.92 5,485.40 ACMW-18 Diamond Valley Ranch 09/09/2015 11:34 AG47901 11.62 5470.56 5,458.94 ACMW-19 Diamond Valley Ranch 09/09/2015 12:05 AG47902 8.92 5417.25 5,408.33 ACMW-20 Diamond Valley Rd-Paynesville 08/18l2015 08:52 AG47539 11.83 5090.30 5,078.47 ACMW-21 River Ranch Rd 08/18/2015 09:21 AG47540 13.07 5011.33 4,998.26 ACMW-22 Fredericksburg Ln 08/18/2015 09:58 AG47541 30.34 5019.28 4,988.94 ACMW-23 Scott Brooke's Ranch by Irrigation 08/18/2015 13:31 AG47542 26.83 4978.35 4,951.52 Ditch ACMW-24 Scott Brooke's Ranch by Irrigation 08/18/2015 12:52 AG47543 21.18 4953.25 4,932.07 Ditch ACMW-25 Access road between Neddenriep& 08/18/2015 11:09 AG47544 10.82 4942.24 4,931.42 Brooke ranches ACMW-26 Access road between Neddenriep& 08/18/2015 11:48 AG47545 14.74 4895.60 4,880.86 Brooke ranches CONTROL East side near Post Office 07/28/2015 10:29 AG47237 68.07 6345.20 6,277.13 MW01_5 SW corner of ERB 07/28/2015 13:42 AG47238 60.92 6328.00 6,267.08 MW02-50 South side of ERB Pond 07/28/2015 10:53 AG47239 49.14 6314.60 6,265.46 MW03-50 Southwest corner of ERB Pond 07/28/2015 11:16 AG47240 43.12 6310.10 6,266.98 MW04-50 Hank Monk side of ERB 07/28l2015 14:49 AG47241 36.55 6304.40 6,267.85 MW07-50 North side of ERB Pond 07/28/2015 13:17 AG47242 26.85 6302.20 6,275.35 MW08-25 South of Pond 1 07/28/2015 14:22 AG47243 14.23 6258.30 6,244.07 MW11 North of Biosolids building 07/28/2015 08:09 AG47244 36.39 6296.00 6,259.61 MW12 South of Biosolids Building 07/28/2015 08:42 AG47245 30.11 6288.80 6,258.69 MW13 South of Pond 2 along HVC 07/28/2015 09:14 AG47246 9.34 6263.40 6,254.06 Alpine County Soils pH EC %Sat TKN NO3-N Total P Exch P SO4 CI S2A Celio Ranch 09/03/2015 7.78 10.6 61.2 5290 4.37 620 17.5 325 2825 S3A Bently Ranch 09/03/2015 5.73 0.504 33.6 1720 0.288 442 6.98 20 40 S4A Gansberg Ranch 09/03/2015 6.08 0.511 38.4 3050 2.26 244 17.1 17.1 20 S5A Gansberg Ranch 09/03/2015 5.78 0.281 35.5 1790 2.38 239 5.97 13 20 S6A Neddenriep Ranch 09/03/2015 5.77 0.828 43.6 3280 13.5 422 20.3 24 80 S7A Bruns Ranch 09/03/2015 5.48 0.860 43.2 3390 28.6 427 14.3 24 5 CEC Cu Mo K Ca Mg Na SAR %Na S2A Celio Ranch 09/03/2015 32.6 19.8 0.08 2966 195 600 1488 11.90 13.75 S3A Bently Ranch 09/03/2015 18.5 19.6 0.05 1625 23.4 25.7 49.8 1.69 1.18 S4A Gansberg Ranch 09/03/2015 18.2 22.7 0.05 3162 22.1 14.0 55.8 2.28 2.01 S5A Gansberg Ranch 09/03/2015 15.9 21.5 0.24 3568 15.6 5.14 48.8 2.74 2.64 S6A Neddenriep Ranch 09/03/2015 18.2 37.7 0.09 5509 46.9 26.0 101 2.93 2.91 S7A Bruns Ranch 09/03/2015 16.5 32.6 0.06 2600 69.7 40.9 18.0 0.42 <1 Page 1 of 1 Sample Comments Site Date Time Comments GW-16 08/25/2015 09:25 This is a repeat Bact from a positive Total Coliform sampled on 08-19-2015 HVC-1 07/28/2015 07:19 Dry HVC-1 08/21/2015 08:29 No Flow. HVC-1 09/22/2015 10:30 DRY HVC-2 07/28/2015 07:28 Dry HVC-2 08/21/2015 08:41 No Flow. HVC-2 09/22/2015 10:20 DRY HVC-3 07/28/2015 07:23 Dry HVC-3 08/21/2015 08:35 No Flow. HVC-3 09/22/2015 10:35 DRY HVC-5 07/07/2015 16:02 No flow. HVC-5 07/28/2015 07:23 Dry HVC-5 08/07/2015 08:12 No flow. Grasses in ditch straight up; no bending from running water HVC-5 08/21/2015 08:36 No Flow. HVC-5 09/22/2015 10:38 DRY MW07-50 07/28/2015 13:17 Well dry after 3.5 gal. Ants in sample. MW12 07/28/2015 08:42 Well dry after 0.5 gal. MW13 07/28/2015 09:14 Well dry after 2.5 gal. SW-02 07/02/2015 09:17 No flow SW-02 08/11/2015 00:00 Dry SW-02 09/02/2015 10:03 No Flow. SW-07 07/02/2015 11:28 No flow SW-07 09/02/2015 13:30 No Flow. SW-08 09/02/2015 13:45 No Flow. SW-12 08/11/2015 11:18 Sampled @ box on HWY88 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT ��-2�n (� ' EMERGENCY POND MW FIELD MONITORING RECORD , a Date: Pur ose: ��`� �mp��: � / �P� MNeH Water Calc Actual � Std Check W� Casing Depth Column ater to Water Sit@ Temp EC Ba�l�om Oiameter GW o • ��# Time 'C pH NS/cm tt inch ft � GaN�o s Gallons ° � � ; � EC COMMENTS CONTROL AG41�� jC�� (�. ( � C�� 0.90 2 6�� 12�� - � .S / � MW1 .5 AG4l23� 13�� .� �-1� �'� _ � �.� � � 65.80 2 � p� 2 MW02-50 �G4723� �,s3 f�-Z ��1L 3�` � 1 50.90 2 �� -�-' t�°. 'O / � , MW03-50 G �2 :�� .� ` 5�V ��.�� ' � 3-� ,/� � �. � J/ ` � 50.80 2 7 f ias MW04-50 AG472 4� ��+(� (.�' �- `�S-� 51. 2 � �S� 7 � �'�-�� MW07-50 bG472�� L q/ ' � r� _ (,Ue(I r �--fie� 3•S 1 13�� .�� 1 I'P 52.s 2 5 ZS- �Z- I =�-5 f � f � A�5 y�1 Suv, � � � � (�� MW08-25 AG4i2�� I�f ZZ ��.-Z �S� ?S� , 3 �.`� . � � . i � 20.6 2 ��2 3 �� MW11 ac47z��. � Ii2 �.� I((� 41.0 2 �� y�j � � / �G472�� (� MW12 "� `�Z ��-� �-C � (• 31.50 2 �� j � a� -S � f v�� y �.��r o.>�1�J � �IG472�r� �{ /' ( / MW13 q 1 ` � / �y�� 'y 4i er 2"�x'f• " l j�l .� �O� ! 14.40 2 �� •� �•}� �� i 1 � Trip Blank QG472�� „c�S � Groundwater samples shall be collected ony after Z 3 weCl volumes llons to flush=g X 7 48 x 3.14 x 0_ x waier ool�rnn hei9ht have been flushed and Temperature,pH,and EC meas�emer�s to flush=0_5 x water�� pH Std Chedc�s a 7.00 buffer.pH meter must be re- have stabilized to approximately t 5%for each sucoessive a�r c�mn standard¢ed if res��S 7.00 t 0.05.EC Std Check measurement taken in intervals�5 minutes. �,,�� uses a 200 NS1crn standa�d Water col�xm �d level: �9�=50'-3S=15 File:D:1Lab�FormslField Sheets\Fietd ERB.doc " 7_� J .. Flushing Rec�rd Date: �! LL` ^�� . -.� 2 a F 2. . :� - � Zp} S / s y� _ u��t�or s�� o�� _, ll� � �s C� 1�1 Z -� 1.Z � `( � , �,� , .� � � L� • z� I .3 . s �I. S�G(Vt c o�':`L � 'I � � . � l - � � . � ��(2 �.-� C�.� r�.7 ,.,.(�� rY��- � �� 2n n�� w � ��3 �o. �.S �� - � 0 0� '1 .� � 2 l � .� " � .�� ` v �a �-�e � l � � r ` �� j j ` .� �� c) �Z�� - �� 2.3's � .�� , � �� - � �� 3 ~v.l; I. - s7�u�t �oY�� 1 t��l� � .; - .3 �� %� � 0�3 �C1 II�2 �;. I�` �r , �r � _� � � •� ��; ��) �; , �� l�0 3 � ( .o � , �:� -� . �o. �, -�Z 1 ��- 3 ��.�� Io.5 ,,.�� i ��fi � . . l � .�- /�. 73 I`�3 ��y � � /. '��7 2 3-� � ,�J, ' � �� l_'f..� 4•` •� •l �C+.r l 133�i 3�l > ��' 7 �.7 13y2. 2 ��o �5 t ��,� ; fh 2 . , , � �r �� J s 4rfi� Yio � � � � � ._`..._ I`f .� (! �1 S - -.._ �w��s� � �' Note:Tamp,pH,EC must efebilize t 5 Y.(or successl meawr ls laken in i als>5 minutes. ):LLablForm,�Feld SheetslMonlla_WeU_Flushinp Recad.doc �. 2 �� Flushing Record �ate: ��'��r��' ; � �SO �(3�� ► , � l(�- � �`'a,��' � 1 3 i� 3 .�o .( (.3 6. ��` I � � .S .3 , l� g. �� . . , k ... �..� � :+ � i T}'l�.. d: �.,H! a � r ,1. Note:Temp,pH,EC must stabilize t 5%fa successiKe,rneasuremeMs taken in intervals>_5 minutes. ):1LablForms�Field SheetslAAonitor Well Flushina RnmA A�r SOUTH TAHOE PUBLIC UTILITY DISTRICT Date: � � � �� ACMW FIELD MONITORING RECORD Samplers: �- �-v � � Pur ose: c� Depth to Well Water Calc Actual Preservative Std Check Depth Well Casing Column Water to Water Sltg �p# to GW Temp EC Bottom Diameter Height Purge Purged � Time ft °C pH NS/cm ft inch ft Gallons Gallons � � Hzso, o Q H= Z � H EC COMMENTS AC�VIW-01 AW �G4<�37 �ZZ7 �1.�I �.� � , - I f �.,,� �� ,� 22.6 2 I��: .�., j, � � �,�i � 3 ACMW-01 BE AG47Q3� �1�� i s a . , rr i � , f�� cob (�7 23.8 2 �� 3 f r � �� ,� ✓ � ��4r'�i� /� � � i ACMW-02N �3� � �� y� �;��2 /'SZ 34.� 2 2Z�Z ( � .� � I ll rl ►� � ACMW-02S ' �G47��a �Z�((, ,3 . ^ �� . �� (7`� � � `� � , � � 21.9 _ �,� .�,� r ,l. / I � / ACMW-04W AG4704� �� 1z-� �.�� 2r� 29.0 2 fq. i � l � - r,� ACMW-06S , AG4d Q�� j��(� (�� cI �.�-`� �� ( �3�� I U � 29.9 2 � i �� G4�0�3 ,, � GW-11 j� �� , � ._ � _� � � y�� Y� � b� iLI� �� ,�, , r ,�as�� 1 �C? GW-17 �G4��}� ��-� �:. � . 2. „� ._-_-_ � � � � �� I J� " `; ' � � f,�� Blank AG4704� � �"` Tri p � �l� � �»� � .� �� i ( Temperature of Control � � >.� �::R°.w :"�ffi�• �, �; m :.i' _ b°e:, `p�a:. when sa pies received \�/ ^ r-�� ':>`�'��` '� �° ��°` '� °�.-�r�- ;�=.- w�.>..: .�p,^ ;,y„i s �`�:�' ��a�•:1•. �'..f.}.:, N..:, k' �,�..K .S�c'n 7...�„�.i' Sd.p'<M."k.�8,"�,y. �,' .,� .%... �� <;',��s "Ai p-'ti� :'AEz:;,r. .i� a. .:M,`za.�., ,� '!i' ,`,..'J /� / �� ^ 3 & J i�i4. .9"`"�,"fraT•�'�:.,,:�,§.,.,v �,�,��.s '4: "��" y�:.,�'��'� ��: �%., x%f�e. .� at La ,z - r� F..;, g�,�� .�.��.. ;>��:.: b L �r.. �,� ;,�-� < �F •1°' ,sF ".<%��• V `G.- 'A'.� }Cn�`F,��•; ��2 roi �'. .h.r r '�.tt�� "nk: �;'CY" P,. .�", .am� F �"+rYa � %'a' .d."^#� 'aa:j :�r' ..� i�45s�^c Y' �x>" 24:f 3w, x Y� A.. V'::5'.:: �:1',, .."� .- „<3F ..Ye �"�l,n ..$+' ,'.-rn `,�y� �'i;^" '.k� .tr4 `'.":� 1 ��' Y'�e"�4�e ..�,.. .'K -.2 s+a .$ „�.� J' ��'�',..,.. „Yov.' e.�S�: .Y..•` .d.'%%^�` ,,,��:":;'�..,.; ,.t,;�.-�;. ..s��-�. :e`�" :h.3. ,,.,.mar., �'��-' :,„s,R" th«:• z a-, :S>'?�° ..aa': •z :? vr<.� "��, ..ay •,;g� ;'`�'S. y.,� ...x,.,;:. �r. ,(y,`' '.'�' �•',�': °3 ,o..k'%-.�'��.. ,� Gr ater -�y �� j. ~� ';�� .�,� � :�;;. .;�°�"' �.: �~ •�s �>, �"� oundw samples shall be ;�,�� ;,,.�,��:. £., �a,.`,.°�y�,M -: �R - � � .:m' ��q. z ,. � % << .� t,, � - , t �,�,,,; collected only after z 3 well�volumes Gallons to flush=3 x 7.48 x 3.14 x �� t�✓�y� µ � fi•� ��? �< $•p �� y@ ! �ry� �� g `r�A�� ; ��x��p� have been flushed and Temperature,pH,and EC measurements Gallons to flush=0.5 x water column hei ht f �� M �� v ' �� 0.083 x water column height ' ° • �'�� . _�'�,,:� have stabilized to approximatel y t 5%f or e a c h s u c c e s s i v e W a t e r c o l umn heig h t=depth of well-water lev�el PH Std Check uses a 7.0 0 b u ff e r.p H m e t e r m u s t b e re- m e a surement taken in intervals z 5 minutes. for 50'well whose water level is 35 feet from ground level: standardized if result exceeds 7.00 t 0.05.EC Std Check uses a 200 uS/cro standard Water column hei ht=50'-35'=15' D:\Lab\FormslField Sheets\Field ACMW.doc Flushing Record Date: �' �� J` ,��k�ke'.T � -.�.3�r�Y:� ^K"4. .L :f:`. . .,(wp�.se$. � •Y A �- x �*` ��u «.��":,�; a,�._; .'.,,"��a�'�ti. d� ��s•� �-�'"''<"�':�'�$Ifl .�.';��"• "�sECi.'"_ a.�:•:.m,,.�?,..t�,; '��''��..:.:.�.,.::�::,;'m'< 't�';,,g� -� ��: �:-�„y.��: aw:'�:* �X'$-:�r;;-:-� :�. .��: ,�a@b�":o--�:".: ;.sis ' 7�;..q. '�y":� ��a '�.L' �d� ."s�; . ,`,�'r�, '�ya°i �f1�.s�:l,"•.r::�;v. -.Q:: �;..' F, �j�:��,,.}� �?+'j-;.�-' •�...�u '�k� •'z�-.:iti" �ri..: �, `_' °.��v �,iNintrtes..�� •Galforis� 'a:,� 'F(;. �S o•'"" �.,. r�`.�;..,_ >��,� t�,:: ��'q�'�, P.+.P'eb �.;is ai�._='��ti}y�:x !"6.: `�+43). »� .{�. \is::rsf .�A' -Av.�'a�,�•.aq`�, �1L�[:.�•` �'A':. .4,. -t"�Y.. :�.,..7 `,�'. ..,eGa. .Rn�rr�.sL .�S '�d`+t� �,,. j€:�'�^$' , Well �. ��:��a� ;.Tme:= �.�lu§hed��` �Ftushec� ^-.t.5�`"�' .:�::5��;� °� :�..°.-:��`°�. �:Q ;,;�,'; .� � 't�5�� .�am ter; ��e,.�&"�:a. "i�omments:��,�°��r=:` cr�t-v • � �� t� �'� �j I3.1 �j�r.��i ��, . � ��'� `�3`I G�i � I 3,i � � 5� ' �� 1 'i �,(�n � .o� -� �" ;��cr^,,�;,�,,�, < j�3 � (1 2, � !`(� � �" : 2J C> I 1% i�ii3 �: y`� �y � c�Y� 3_:; i 3, � �.s� 5��3 a� � t=� %11 � � �..5 (�,,g �.�1� �3� � , �, tr� ( i� � �, � ��1 �)3 �� L � > � �'� I -(.�(0 3 u�'� ��.1 � �� ,��_,�,:,�,-�;�� /.�..-�3 � � j�, < � �.� � ��'� $ t�� l�r� 1 � ,�s ° , �,, �, �: � ��.a s, � ( � �� w - OZs �C3� Z /Y-( .-�- � l � fi Iz 3 � � CL�/ � - !� Z ��1 l3� f �� ; � C .� 1 �.� C�(f 1 Z� � `�1�!��` ZS� � �� J ��.� /J� �t �' �,;,� �Z� C �.�ai i Z- lS� � � ►3� I - � . �6Z S` �( � . 1`- E.6� �5Z Note:Temp,pH,EC must stabilize t 5%for successive measurements taken in intervals>5 minutes. :1LablFortnslField Sheet5lMonita Well Flushing_Recwd.doc "`�up 3 SOUTH TAHOE F�UBLIC UTILITY DISTRICT ,�� (�$-,�� ,' ACMW FIELD MONITORING RECORD �' � Date: 'u� �� Samplers: i_ � Pur ose: � Depth Depth to Well Water Calc Actual Pfeservative Std Check Well Casing Column �Nater to Water �Ci Slte �p# t0 GW Temp EC Bottom Diameter Height Purge Purged � Time {� �C pH NS/cm ft Inch ft Gallons Gailons � �m HZso` z o H= H EC COMMENTS ACMW-o7S �G41�� ,�� +�.5 r��( 6��'� � i � ! � 180.5 2 I�� I,� , ACMW-08N �G4�� Z� a.� 13�� J l��p l�-�'3 � � 70.� 2 ( 3 � 1 ,� r ,i � ACMW-12 �G4��,� �� lZ � �C E� � .� I� 73.5 2 ��! ��• �� / �,,�, � AG47�� ' ACMW-13 f�� `�.� 13.� �•2� �S 20.0 2 C C. �� .�' � � �v� d�� , � � ��.�' �e��ti� Temperature of Control � �- : _-� �. � - - ,,;,r. ��;� � � when samples received � x�� , at Lab ,... - d��x """ x' Groundwater samples shail be collected only after z 1 well volumes Minimum gallons to flush=1 x 7.48 x 3.14 x 0.083 x water column height have been flushed and Temperature,pH,and EC measurements Water co�umn height=d pth of wel n ater leve)I PH Std Check uses a 7.00 buffer.pH meter must be re- have�tabilized to approximately t 5%for each successive for 50'well whose water level is 35 feet from ground level: standardized if result excesds 7.00 t 0.05.EC Std Check measurement taken in intervals Z 5 minutes. uses a 200�S/cro standard Water column hei ht=50'-35'=15' D:\Lab\FormslField Shee:s\Field ACMW-Group_3.doc � Flushing Recor� Date: � ��. ---�_ I � ��''J_G�-,5 �q 3 3 ' 3 (. �� c��i� 2 � I� � C�:�G qs.� �� Q � ,� L1� P, �a �q�� " �'-t E �Z- j G� �� _ �'C ti � �.�6 �� f `� � 1�- �f �,g( ��. � V V � .- V r s} ' `- L � �� ` .�� J ��pQ Z � � �� . ��- �� .?- � � �,S � �`Z`� �_ 7�.� 21 .0 �.� �. � ��,w.�� , 13 � � a .�� i� � b�. z � f3rg �.�a. t5�q z� $ 3 � .��- h.� ��C C�� — f �� 3- :�_ 13 2 -� �� lz� � �,�-�� / � js�� , � �, � 3 Zz i � �� ;j �'�� l `� - � -��- r-� ¢ NO�e Temp,pH,EC must stabilize t 5%for s�ssive measurements taken in intervals>5 minutes. FOIRIsIFiwlrl ca,...._...--" --- I - �roup 4 SOUTH TAHOE PUBLIC UTILITY DISTRICT C�� - 3 � ) � Date: ' ACMW FIELD MONITORING RECORD Samplers: G � - Pur ose: /�,� .,,,, . �� Depth to Well Water Calc Actual Preservative Std Check Depth Well Casing Column ater to Water Slte Ip# to GW Temp EC Bottom Oiameter Height Purge Purged � Time ft °C pH NS/cm ft Inch ft Gallons Gallons � =' H H�� z o H EC COMMENTS ACMW-09D A G 4�C7� � � �3�.7� �-� �� `�� 45.1 0 � � �, ; .� 2 �� 3� Z h �� P��, � ACMW-10 AG4$U�„) �Z S`�� -Z �.��`� � 3s.5 2 �� r� � � � �..� .��v 2 � ��1�P ACMW-11 AG48��i � � II. 33.5 2 � • 3 3� � �� .� h�� 1.Z� 11- � �- �(. � � �, � AG��O�� . " ACMW-�4 �� ( �� d-�. �� l� � �.�� ,�� 30.0 2 �� i� �r �- � ' ��.� ( "emperature of Controi �- Initlal vhen samples received '��'� ��j it Lab �,_ � Droundwater samples shall be collected only after Z 1 well volumes Minimum gallons to flush=1 x 7.48 x 3.14 x 0.083 k water column height Gallons to flush=0.17 x water column height(ft) pH Std Check uses a 7.00 buffer.pH meter must be re- ave been flushed and Temperature,p}i,and EC measurements Water column height=depth of well-water level standardized if result exceeds 7.00 3 0.05.EC Std Check ave stabilized to approximately t 5°/a for each successive for 50'well whose water level is 35 feet from ground level: uses a 200 NS/cro standard �easurement taken in intervals Z 5 minutes. Water column height=50'-35'=15' �\I nhlCnrvne\Fislrl Chn<fa\FiuLi A(;MU/_(�rn�m d rinr Flushing Record Date: V `z l� C�w- � � �� i �,s� � � ��t�� r o � � , - `��`� Z 1 ! �p�-Z =. � �,�;� • � ,y -� .�, j _ - �_�� s .o ' 2 , ...3�_ U� �3.� . �� o. '��, 2 ��.� ll- .3� .Z C��w� � i� -.� ,Z .�� i.n ;��t 0� �� . t;� , i Z � ' .?� -.S� � (�u � � ?�. , �.�I`I ?��. G�� C � L � 1> � �sr � �� ' 1� i� � �1� 1 � . � (�d � �� Y i I1�� I3 �`, � �,3 � � . Note:Temp,pH,EC must stabilize t 5%for successive measurements taken in intenals>5 minutes. I:1LablFortnslField SheetslMonita Well_Flushing_Record.doc --r - suu � h �AHOE PUBLIC UTILITY DISTRICT Date: 6 `� � �' K • � S� ACMW FIELD MONITORING RECORD Samplers:_ G��%j L,�ft- Pur ose: •� 6� Depth to Well Water Calc Actual Preservative Std Check Depth Weli Casing Column Water to Water 3�- Site ��# Time t�ftW Temp EC Bottom Diameter Height Purge Purged � •� HZSO. o ¢ C H S/cm ft Inch ft Gallons Gailons �n H= _ � H EC COMMENTS ACMW-15 AG47�9� �� ' .�C� �S-S S� �� 29.5 2 � �-�� / .� I�� .�� ACM - aG�7�9� `� `� w 1 s �� I�.6�� 2.� 6.�r /3� 2s.o 2 `�3� � �� (,.� i CMW-17 QG47�f�E;� �� (:5 /�� O� � q �-� so.o 2 �.5 0, /3-S ,� / � � , � �� / �cmw_�8 �G��i ��3 � li� �a � 1�� ,� �,s �s.� . ��+ �� C 2s.o 2 � � � / / (.� ACMW-1 g � AG41� �? ��.— � �� s �.�� C �, s � � 20.0 2 l-I � 5� �� (�.6 Temperature of Control � '-� �� • �- ,.,: :- Nhen samples received ,.�� ' k'�"�' '" }�- � , at Lab , �`' "� 3roundwater samples shall be collected only after z 1 well volumes Minimum gallons to flush=1 x 7.48 x 3.14 x 0.083 x water column height iave been flushed and Temperature,pH,and EC measurements Gallons to flush=0.17 x water column height(ft) pH Std Check uses a 7.00 buffer.pH meter must be re- �ave stabilized to approximately t 5%for each successive Water column height=depth of well-water level standardized if result exceeds 7.00 t 0.05.EC Std Check neasurement taken in intervals Z 5 minutes. for 50'well whose water level is 35 feet from ground I.e„vel: uses a 200 NS/cro standard Water column height=50'-35'=15' �11 ah\Fnrme\FinIA Chun/clFinlii p(`�All1/_(:rni in �'.rin� dMMn�� Flushing Record Date: � �� :Y� �g ��- -�� . � •� "� � � �W� e. �r��w � ��9'�3 3 3 12:`� . - ,�� 13 �y�<<�, �`��l�d � �z. �, 3� • � �'��3 � 3 t � ��. � �� ;�`�J - 1 5 j c' � i�(', � �- .c-� ��_ j r. �.� 'ot 13� i s,� � � . U`�� ( �." � �3'� S, z �� w � i`� 10�2 2 2. �- �' , ��i C �� '� �2 � -� � ' � f :Z3 ,� :��- i� I l�-'� �� ', ,�� 1. � � �.I I%� z_ �t�- `��"�- i � ��.v � ��6 �� r t�3� � I ti �. 3 S:� � ' Z- �`� �: '�, 4,,�." � �� 1 � 1 1 �� 1 �� 6, Note:Temp,pH,EC must stabiBze t S%fw successive measurements taken in intervals>_5 minutes. �:1LablForm5lField SheetslMonitor Well_Flushing_Record.doc SOUTH TAHOE PUBLIC UTILITY DISTRICT ACMW FIELD MONITORING RECORD �' Date:�-��(� rA�i� Sampiers:_�;.�� Pur ose: �,;� �� / .1��C�� ,r � Depth to Weil Water Calc Actual Preservative Std Check Depth Well Casing Column Water to Water Slt@ �p# tO ft W TeC p EC Bottom Diameter Height Purge Purged � Time pH NS/cm ft Inch o ' HzsO, o ¢ ft ft Gal�ons == N= z � H EC COMMENTS ACMW-20 �� i�l� J. �.� 21.5 2 �:b�} � b'� n Diamond Valle Rd,near SW-OS ACMW-21 AG4?5�� O��z1 ��.p- p,�. �.1� �� so.o 2 � +��5� �,� �. �/ ��`�c��p .1D`�,t On River Ranc Rd,East side of H 88 ACMW-22 �t �� 7 Y - �`t� � l�Z.=} j�,10 ` � 59.5 2 `11� �'��1 ��/�]�� Z�� On Fredericksbur Lane,nearS7 ACMW-23 `'° _ (��1 J.'1 r 50.0 2 Z�,4� IlyS� AG4754� U stream of SW-15 CMW-24 �Z�r� ' .i lh.Z l� �� j�� 50.0 2 - �.g t�.�a �. �� , �' AG4754�ti Downstream of SW-15 ACMW-25 ' Ito� ° I .� �.Z�� so.o z �.5�1 � Behind Neddenriep's on Westside Lane; AG 47�4� irt rd between N 88 and Carson River ACMW-26 t 4� �ryi.4 �� Z �� 30.0 2 � us«� �.w �� AG475�� `L� � � n Weslside Lane Stateline GW-05 ' � 1y� �.� '�l, GW-08 AG4154� 'yb `� -- � � ►' � , �y � � � �.- , Temperature of Control � ^� �k�x. _ m ;z7 Y .,,y. �y..t; -.,:,�^�,:,^, •r,,_�. when sa les r ;��,,.. �:,��. ;," ,,,� ..�.h .., , P eceived � ��;; ,� : 1 :z-.� ;� r;-:'��•:,�.r�.<�.:. �;+:�:: .3�;x„ .7a •':�~� .7i. �:r: -:;.$Za��-�<.�.�� .t... ,:f�,..., ,flaX.,•;` "� ^'x; • ? at L r�� . ;a;� ;�<:� �� ;i, �,,,> ab � ��;;��;° ��,` ;-�.• ;�� ;.,; :.� �_ ;f�; =� �R;�: � „,, 1. ;, �y,� ��'"';<'-: w,,.��=;, �.%�h,, .� ��, �� s�="" } x� Fq�� 4. Groundwater samples shall be collected only after Z 3 well volumes have been flushed and Temperature,pH,and EC measurements Gallons to flush=3 x 7.48 x 3.14 x 0.083 x water column height have stabilized to approximately t 5%for each successive Gallons to flush=0.5 x water column height(ft) pH Std Check uses a 7.00 buffer.pH meter must be re- Water column height=depth of well-water level standardized if result exceeds 7.00 t 0.05.EC Std Check measurement taken in intervals z 5 minutes. for 50'well whose water level is 35 feet from ground level: uses a 200 NS/cro standard Water column height=50'-35'=15' D:\LablForms\Field SheetslField ACMW-ZO to 26.doc Flushing Record Date: 4r � >.yrt- A �=3��-3 . � $`, d 0. :'>s+��. ' '�-�. ` � ^ • U � '�S �3d� D y � t�, c,s F �� - - � 1 0 c�,r � .. n' 1,2 .� ` � � 6�i� '��, �1G��S�. � � . .OZ. � �,^ i �z � �'. � � � �,p 4 �q� �" i�.0 ` �4��0 ��S , �I •� L t � � �. 2 2, i, ' � 4�0 -5� � �' � {9� � - , , �c+� � s �� t �.5 i Z 1 f�� -�+ ^ . � �5 Note:Temp,pH,EC must stabilize t 5%for successive measurements taken in intervals>_5 minutes. , ablFamslFeld SheetslMonita Well_Flushing Record.doc