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Reclamation Permit Monitoring Report 2017 4th Quarter t • 1950 • Wats, South C Public Utility District 1275 Meadow Crest Drive•South Lake Tahoe•CA 96150-7401 Phone 530 544-6474•Fax 530 541-0614•www.stpud.us January 25, 2018 Patty Kouyoumdjian California Regional Water Quality Control Board - Lahontan Region 2501 Lake Tahoe Boulevard South Lake Tahoe, CA 96150 RB6-Lahontan(a�waterboards.ca.gov Subject: Reclamation Permit Monitoring Report, 4th Quarter 2017 Dear Ms. Kouyoumdjian, Enclosed is the South Tahoe Public Utility District's 2017 4th quarter self-monitoring report for October through December, 2017. 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). The effluent met all the requirements set forth in the Board Order for this quarter; there were no violations. Emergency Retention Basin (ERB) 1.75 MG of wastewater was pumped to the ERB during this quarter. This was done to work on the new Alpine County hydroelectric generator project. There was no wastewater remaining in the ERB on December 31, 2017. The ERB was inspected on October 3, 2017; the report is attached. 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 Major Maintenance Activities in this report. Notes Sampling and analysis problems for offsite sample locations are listed in the Sample Comments section. 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, ; .), f,`': ' " -,:\ = C e2303 5" z • \(g‘ //2 V4 4$1 ''',- Shannon Cotulla Assistant General Manager/ Engineer scotullaCa�stpud.dst.ca.us D:\Lahontan\Reports\2017 4th Quarter Report.doc LRWQCB - Page 3 Enclosures: 1. Monthly Report Summary Pages Operational problems and maintenance activities. 1 Wastewater Treatment plant 6 Permit Compliance Record 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 0 Alpine County and Tahoe Basin Surface waters, Groundwaters, and HPR 7 Blue Green Algae results 1 Alpine County and Tahoe Basin groundwater elevations 1 Alpine County soils 1 Sample Comments 1 Tahoe Basin ERB Monitoring Wells Purge Records 2 Alpine County Monitoring Wells Purge Records 10 Photos of Irrigation ditch flows 0 Total pages 39 cc: Alpine County Board of Supervisors STPUD Contract Commission — Dr. Richard Harvey Alpine County Health Department — Dr. Richard Johnson Alpine County Health Department — Dennis Lampson pdf: DeAnn Roberts, Woodfords Community Council Chairwoman Nevada Division of Environmental Protection — Jean Stone STPUD General Manager- Richard Solbrig STPUD Alpine County Operations — Jim Hilton STPUD Manager of Operations — Jeff Lee STPUD Operations Chief Plant Operator— Chris Siano STPUD Laboratory Director- Terry Powers D:\Lahontan\Reports\2017 4th Quarter Report.doc Operational Problems and Major Maintenance Activities October— December 2017 Wastewater Treatment Facilities • Aeration Basin #2 was returned to service after a complete retrofit which included replacement of the mechanical aeration equipment including new fine bubble diffusers, air flow instrumentation, and the addition of protective concrete coatings. The expected life of the new equipment is in excess of twenty years. Wastewater Conveyance System • Sewer Pump Stations o .10/4/17 Al Tahoe — Pulled 90hp pump #3 to de-rag and replaced wear ring. o 10/5/17 Luther Pass — Pulled 1000hp pump #3 for rebuild. o 11/1/17 Fallen Leaf Lake — Started up new pumps#1 &#2 at FL-4 o 11/28/17 Fallen Leaf Lake Main Station — Replaced vacuum pump#1 o 11/29/17 Fallen Leaf Lake — Replaced sump at FL-6 o 11/30/17 Luther Pass — Installed rebuilt 1000 hp pump #3 o 12/14/17 Ponderosa — Replaced ball checks for pumps#1&#2 o 12/15/17 Al Tahoe — Pulled 90 hp pump #2 for rebuild o 12/19/17 Ski Run — Replaced flow meter o 12/28/17 Upper Truckee — Replaced rotating element on pump #2 • Collection System o Inserted new manhole liner at Al Tahoe Sewer Station, manhole AT#1. o Installed, at Fallen Leaf Lake, two 2" force mains from Vacuum Valve Station 3 to the connection points at Vacuum Valve Station 4. Alpine County Disposal Facilities • There were no modifications or additions to, or any major maintenance or construction conducted on, or any major problems occurring to the disposal facilities in Alpine County for October— December Page 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT 11/7/2017 WASTEWATER TREATMENT PLANT MONTHLY REPORT 11:34 AM October 2017 < Flow MGD > BOD SS 2-Hr Peak Pond Pond Precipitation mg/L mg/L Date Day Inf Inf Eff Return Inf Inch Type Raw Final Raw Final 10/1/2017 Sun 3.34 4.8 3.42 10/2/2017 Mon 3.01 3.9 3.39 10/3/2017 Tue 2.96 3.7 3.18 234 4.4 193 1.9 10/4/2017 Wed 2.93 3.7 2.65 10/5/2017 Thu 2.94 3.7 3.89 10/6/2017 Fri 3.11 3.8 3.28 10/7/2017 Sat 3.40 4.6 3.57 231 7.6 180 3.7 10/8/2017 Sun 3.32 5.0 3.50 10/9/2017 Mon 3.04 4.0 3.24 242 3.3 209 2.4 10/10/2017 Tue 2.92 4.0 3.04 10/11/2017 Wed 2.91 3.8 3.40 10/12/2017 Thu 2.39 3.7 3.04 10/13/2017 Fri 3.02 3.8 3.11 10/14/2017 Sat 3.32 4.5 3.47 257 5.3 210 2.6 10/15/2017 Sun 3.24 4.7 3.44 10/16/2017 Mon 3.00 4.3 3.30 10/17/2017 Tue 2.84 3.8 3.06 10/18/2017 Wed 2.85 3.7 3.12 232 4.3 215 1.3 10/19/2017 Thu 2.87 3.5 3.21 10/20/2017 Fri 3.03 3.8 3.09 0.36 Rain 10/21/2017 Sat 3.17 4.3 3.41 233 5.1 NV NV 10/22/2017 Sun 3.07 4.5 3.35 10/23/2017 Mon 2.83 3.6 2.93 236 8.3 188 3.6 10/24/2017 Tue 2.77 3.5 2.95 10/25/2017 Wed 2.78 3.5 3.08 10/26/2017 Thu 2.78 3.5 3.02 10/27/2017 Fri 2.85 3.6 2.91 10/28/2017 Sat 3.03 4.1 3.04 255 NV 203 2.9 10/29/2017 Sun 2.98 4.2 • 3.29 10/30/2017 Mon 2.80 3.7 2.99 260 7.8 250 2.8 10/31/2017 Tue 2.64 3.4 3.26 Permit Max 7.7 45 60 Permit Min Permit Ave 30 30 Total 92.14 122.7 99.63 0.00 0.00 0.36 2180 46.1 1648 21.2 Maximum 3.40 5.0 3.89 0.00 0.00 0.36 260 8.3 250 3.7 Minimum 2.39 3.4 2.65 0.00 0.00 0.36 231 3.3 180 1.3 Average 2.97 4.0 3.21 0.36 242 5.8 206 2.6 #Tests 31 31 31 0 0 1 9 8 8 8 Page 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT 11/7/2017 WASTEWATER TREATMENT PLANT MONTHLY REPORT 11:34 AM October 2017 pH Chlorine <Final Total Coliforms> Total Nitrogen TDS Units mg/L MPN/100 mL mg/L mg/L Date Day Raw Final Final Total 7day-Median Raw Final Raw Final 10/1/2017 Sun 7.41 7.80 12.0 < 1 < 1 10/2/2017 Mon 7.60 7.80 4.8 1 < 1 10/3/2017 Tue 7.47 7.81 5.3 < 1 < 1 41.1 29.9 270 255 10/4/2017 Wed 7.42 7.84 6.4 1 < 1 10/5/2017 Thu 7.60 7.77 14.0 < 1 < 1 10/6/2017 Fri 7.54 7.76 9.0 < 1 < 1 10/7/2017 Sat 7.48 7.90 12.0 1 < 1 . 10/8/2017 Sun 7.48 7.75 6.2 1 1 10/9/2017 Mon 7.55 7.90 5.9 1 1 276 267 10/10/2017 Tue 7.49 7.89 6.4 < 1 1 42.2 31.0 10/11/2017 Wed 7.53 7.83 6.4 < 1 < 1 10/12/2017 Thu 7.44 7.84 5.8 < 1 < 1 10/13/2017 Fri 7.55 7.90 6.0 1 1 10/14/2017 Sat 7.52 7.86 6.1 1 1 10/15/2017 Sun 7.46 7.80 5.2 < 1 < 1 10/16/2017 Mon 7.40 7.79 5.3 2 < 1 39.8 29.4 10/17/2017 Tue 7.45 7.83 6.0 < 1 < 1 10/18/2017 Wed 7.47 7.78 6.2 < 1 < 1 10/19/2017 Thu 7.53 7.79 11.1 < 1 < 1 10/20/2017 Fri 7.46 7.82 5.9 1 < 1 10/21/2017 Sat 7.47 7.80 5.2 < 1 < 1 10/22/2017 Sun 7.46 7.76 5.0 1 < 1 10/23/2017 Mon 7.50 7.78 8.4 < 1 < 1 36.4 28.2 10/24/2017 Tue 7.49 7.83 11.0 < 1 < 1 10/25/2017 Wed 7.54 7.75 9.2 < 1 < 1 10/26/2017 Thu 7.46 7.78 11.0 < 1 < 1 10/27/2017 Fri 7.39 7.84 6.6 1 < 1 10/28/2017 Sat 7.59 7.76 7.2 < 1 < 1 10/29/2017 Sun 7.53 7.75 5.6 < 1 < 1 10/30/2017 Mon 7.56 7.79 7.1 < 1 < 1 270 266 10/31/2017 Tue 7.41 7.66 6.2 < 1 < 1 39.2 27.6 , Permit Max 9.00 23 Permit Min 6.50 Permit Ave Total 232.25 241.96 228.5 32 31 198.7 146.1 816 788 Maximum 7.60 7.90 14.0 2 1 42.2 31.0 276 267 Minimum 7.39 7.66 4.8 1 1 36.4 27.6 270 255 Average 7.49 7.81 7.37 1.0 1.0 39.7 29.2 272 263 #Tests 31 31 31 31 31 5 5 3 3 Page 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT 12/5/2017 - WASTEWATER TREATMENT PLANT MONTHLY REPORT 3:49 PM November 2017 < Flow MGD > BOD SS 2-Hr Peak Pond Pond Precipitation mg/L mg/L Date Day Inf Inf Eff Return Inf Inch Type Raw Final Raw Final 11/1/2017 Wed 2.66 3.4 3.17 11/2/2017 Thu 2.68 3.5 3.05 11/3/2017 Fri 2.79 3.5 2.97 0.01 Rain 11/4/2017 Sat 3.05 4.0 3.22 0.05 Rain 225 9.8 174 4.4 11/5/2017 Sun 3.02 - 4.2 3.23- 11/6/2017 Mon - 2.76 3.6 2.91 11/7/2017 Tue 2.74 3.4 0.99 1.75 11/8/2017 Wed 2.70 3.5 3.04 0.04 227 6.9 174 2.2 11/9/2017 Thu 2.83 3.8 5.07 1.73 0.32 Rain 11/10/2017 Fri 2.96 3.8 3.26 11/11/2017 Sat 3.18 4.4 3.35 278 9.1 213 3.8 11/12/2017 Sun 3.03 4.4 3.24 11/13/2017 Mon 2.78 3.6 3.16 0.16 Rain 11/14/2017 Tue 2.74 3.4 3.37 0.01 Rain 11/15/2017 Wed 3.56 3.9 3.85 0.92 Rain 220 6.0 179 2.6 11/16/2017 Thu 4.84 - 5.8 6.68- 3.07 Rain 11/17/2017 Fri 3.54 4.5 4.22 0.04 Rain 11/18/2017 Sat 3.48 4.7 3.52 206 7.7 138 3.7 11/19/2017 Sun 3.54 4.8 3.71 11/20/2017 Mon 3.37 4.4 3.73 0.01 Rain 224 8.8 165 3.9 11/21/2017 Tue 3.39 4.6 3.61 11/22/2017 Wed 3.50 4.4 3.87- 11/23/2017 Thu 3.83 5.4 4.19 11/24/2017 Fri 3.97 5.3 4.19 11/25/2017 Sat 3.97 5.8 4.06 311 9.2 253 4.3 11/26/2017 Sun 3.73 4.9 4.23 0.86 Rain 11/27/2017 Mon 3.38 _ 4.3 3.71_ 0.14 Snow 241 5.3 162 2.2 11/28/2017 Tue 3.18 3.9 3.34 11/29/2017 Wed 3.08 3.9 3.30 11/30/2017 Thu 3.02 3.7 3.85 Permit Max 7.7 45 60 Permit Min - - Permit Ave 30 30 Total 97.30 126.8 108.09 1.77 1.75 5.59 1932 62.6 1458 27.1 Maximum 4.84 5.8 6.68 1.73 1.75 3.07 311 9.8 253 4.4 Minimum 2.66 3.4 0.99 0.04 1.75 0.01 206 5.3 138 2.2 Average 3.24 4.2 3.60 0.89 1.75 0.51 242 7.8 182 3.4 #Tests 30 30 30 2 1 11 8 8 8 8 Page 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT 12/5/2017 WASTEWATER TREATMENT PLANT MONTHLY REPORT 3:49 PM November 2017 pH Chlorine <Final Total Coliforms> Total Nitrogen TDS Units mg/L MPN/100 mL mg/L mg/L Date Day Raw Final Final Total may-Median Raw Final Raw Final 11/1/2017 Wed 7.43 7.77 7.2 1 < 1 11/2/2017 Thu 7.47 7.68 5.4 < 1 < 1 11/3/2017 Fri 7.51 7.80 7.3 2 < 1 11/4/2017 Sat 7.46 7.74 6.6 < 1 < 1 11/5/2017 Sun 7.43 7.82 5.8 2 < 1 11/6/2017 Mon 7.52 7.74 11.0 < 1 < 1 39.7 29.1 11/7/2017 Tue 7.43 6.9 < 1 < 1 11/8/2017 Wed 7.49 7.78 8.0 < 1 < 1 260 260 11/9/2017 Thu 7.39 7.64 6.7 < 1 < 1 11/10/2017 Fri 7.39 7.70 6.2 < 1 < 1 11/11/2017 Sat 7.40 7.70 5.4 1 < 1 11/12/2017 Sun 7.44 7.80 5.2 < 1 < 1 11/13/2017 Mon 7.46 7.78 6.5 < 1 < 1 35.1 27.6 11/14/2017 Tue 7.46 7.79 5.3 < 1 < 1 286 268 11/15/2017 Wed 7.34 7.66 12.0 < 1 < 1 11/16/2017 Thu 7.40 7.58 6.4 < 1 < 1 11/17/2017 Fri 7.64 _ 7.58 .5.4 < 1 < 1 11/18/2017 Sat 7.51 7.71 5.9 < 1 < 1 11/19/2017 Sun 7.42 7.78 6.8 < 1 < 1 11/20/2017 Mon 7.31 7.67 6.1 < 1 < 1 33.8 26.4 249 242 11/21/2017 Tue 7.48 7.79 6.3 < 1 < 1 11/22/2017 Wed 7.29 7.66 5.6 < 1 < 1 11/23/2017 Thu 7.19 - 7.66 `5.4 < 1 < 1 11/24/2017 Fri 7.42 7.72 6.0 < 1 ` < 1 11/25/2017 Sat 7.33 7.68 4.4 < 1 < 1 11/26/2017 Sun 7.52 7.88 5.5 < 1 < 1 j 11/27/2017 Mon 7.42 7.82 7.0 < 1 < 1 32.9 25.5 11/28/2017 Tue 7.44 7.79 _6.4 < 1 < 1 11/29/2017 Wed 7.43 7.72 6.3 < 1 < 1 11/30/2017 Thu 7.43 7.64 11.0 < 1 < 1 Permit Max 9.00 23 Permit Min 6.50 Permit Ave - Total 222.85 224.08 200.0 32 30 141.5 108.6 795 770 Maximum 7.64 7.88 12.0 2 1 39.7 29.1 286 268 Minimum 7.19 7.58 4.4 1 1 32.9 25.5 249 242 Average 7.43 7.73 6.67 1.1 1.0 35.4 27.2 265 257 #Tests 30 29 30 30 30 4 4 3 3 Page 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT 1/5/2018 WASTEWATER TREATMENT PLANT MONTHLY REPORT 2:39 PM December 2017 < Flow MGD > BOD SS 2-Hr Peak Pond Pond Precipitation mg/L mg/L Date Day Inf Inf Eff Return Inf Inch Type Raw Final Raw Final 12/1/2017 Fri 3.13 3.8 3.55 12/2/2017 Sat 3.39 4.5 3.54 242 5.0 176 2.6 12/3/2017 Sun 3.28 - 4.4 3.53' 0.11 Snow 12/4/2017 Mon 3.08 4.0 3.30 12/5/2017 Tue 3.01 3.8 3.20 12/6/2017 Wed 2.98 3.9 3.43 246 5.3 196 1.9 12/7/2017 Thu 2.98 3.5 3.25 12/8/2017 Fri 3.12 _ 3.8 3.48 12/9/2017 Sat 3.41 4.5 3.18 230 4.9 187 2.4 12/10/2017 Sun 3.28 4.6 3.63 12/11/2017 Mon 3.04 3.8 3.24 12/12/2017 Tue 2.96 3.7 3.19 12/13/2017 Wed 2.97 3.7 3.15 250 4.1 176 1.6 12/14/2017 Thu 2.98 - 3.7 3.65- 12/15/2017 Fri 3.18 3.8 3.19 12/16/2017 Sat 3.54 4.7 3.87 0.03 Snow 262 6.9 178 3.6 12/17/2017 Sun 3.56 4.8 3.65 12/18/2017 Mon 3.31 4.2 3.59 230 6.5 136 2.6 12/19/2017 Tue 3.30 4.5 3.70 12/20/2017 Wed 3.31 - 4.0 3.70" 0.15 Snow 12/21/2017 Thu 3.39 4.2 3.69 12/22/2017 Fri 3.58 4.5 3.93 12/23/2017 Sat 3.99 5.2 3.69 294 8.2 216 3.3 12/24/2017 Sun 4.26 5.6 4.74 12/25/2017 Mon 3.95 _ 5.4 4.25_ 316 9.5 242 3.7 12/26/2017 Tue 4.00 5.4 4.07 12/27/2017 Wed 4.08 5.4 4.66 12/28/2017 Thu 4.18 5.5 4.13 12/29/2017 Fri 4.42 6.2 5.13 12/30/2017 Sat 4.61 6.9 4.70 302 14.5 210 6.4 12/31/2017 Sun 4.78 - 7.3 5.04- Permit Max 7.7 45 60 Permit Min Permit Ave 30 30 Total 109.05 143.3 117.05 0.00 0.00 0.29 2372 64.8 1717 28.1 Maximum 4.78 _ 7.3 5.13 0.00 0.00 0.15 316 14.5 242 6.4 Minimum 2.96 3.5 3.15 0.00 0.00 0.03 230 4.1 136 1.6 Average 3.52 4.6 3.78 0.10 264 7.2 191 3.1 #Tests 31 31 31 0 0 3 9 9 9 9 Page 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT 1/5/2018 WASTEWATER TREATMENT PLANT MONTHLY REPORT 2:39 PM December 2017 pH Chlorine <Final Total Coliforms> Total Nitrogen TDS Units mg/L MPN/100 mL mg/L mg/L Date Day Raw Final Final Total 7day-Median Raw Final Raw Final 12/1/2017 Fri 7.48 7.87 5.7 < 1 < 1 12/2/2017 Sat 7.43 7.85 -5.9 < 1 < 1 12/3/2017 Sun 7.41 7.74 6.0 < 1 < 1 12/4/2017 Mon 7.49 7.75 8.4 < 1 < 1 35.6 30.8 12/5/2017 Tue 7.33 7.66 12.3 < 1 < 1 12/6/2017 Wed 7.55 7.89 6.6 < 1 < 1 268 250 12/7/2017 Thu 7.44 - 7.78 -7.8 < 1 < 1 12/8/2017 Fri 7.40 7.70 6.6 1 < 1 12/9/2017 Sat 7.44 7.72 6.5 < 1 < 1 12/10/2017 Sun 7.51 7.90 6.3 < 1 < 1 12/11/2017 Mon 7.51 7.88 6.4 < 1 < 1 38.1 31.5 12/12/2017 Tue 7.31 7.72 6.7 < 1 < 1 12/13/2017 Wed 7.48 - 7.72 11.0 < 1 < 1 12/14/2017 Thu 7.49 7.77 6.6 < 1 < 1 12/15/2017 Fri 7.45 7.68 6.7 < 1 < 1 12/16/2017 Sat 7.39 7.76 5.6 < 1 < 1 12/17/2017 Sun 7.42 7.76 5.5 1 < 1 12/18/2017 Mon , 7.45 _ 7.76 .5.4 < 1 < 1 36.7 33.8 260 246 12/19/2017 Tue 7.51 7.74 5.6 < 1 < 1 12/20/2017 Wed 7.45 7.70 5.6 < 1 < 1 12/21/2017 Thu 7.62 7.73 6.0 < 1 < 1 12/22/2017 Fri 7.47 7.75 6.0 < 1 < 1 12/23/2017 Sat 7.38 7.76 5.4 1 < 1 12/24/2017 Sun 7.45 - 7.74 -5.5 < 1 < 1 12/25/2017 Mon 7.52 8.02 5.3 < 1 < 1 286 266 12/26/2017 Tue 7.41 7.94 5.5 1 < 1 , 46.7 42.6 12/27/2017 Wed 7.45 7.83 5.2 < 1 < 1 12/28/2017 Thu 7.44 7.80 6.0 1 < 1 12/29/2017 Fri 7.45 7.80 4.8 < 1 < 1 12/30/2017 Sat 7.42 7.80 5.5 < 1 < 1 12/31/2017 Sun 7.41 7.81 6.8 < 1 < 1 Permit Max 9.00 23 Permit Min 6.50 Permit Ave Total 230.96 241.33 199.2 31 31 157.1 138.7 814 762 Maximum 7.62 8.02 12.3 1 1 46.7 42.6 286 266 Minimum 7.31 7.66 4.8 1 1 35.6 30.8 260 246 Average 7.45 7.78 6.43 1.0 1.0 39.3 34.7 271 254 #Tests 31 31 31 31 31 4 4 3 3 Page 3 SOUTH TAHOE PUBLIC UTILITY DISTRICT WASTEWATER TREATMENT PLANT NUMBER OF VIOLATIONS 2017 Parameter #Tests Jan Feb Mar Apr ` May Jun Jul Aug Sep Oct Nov Dec Total Compliance Total Plant Inflow;7.7 MGD;Dry Weather 365 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% 2-Hour Peak Inflow; 18.5 MGD 365 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% BOD,30 Day Ave:30 mg/L 12 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% BOD Max:45 mg/L , 95 0 0 Of 0 0 , 0 0 , 0 0 i 0 0 0 0 , 100.0% SS,30 Day Ave:30 mg/L 12 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% SS,Max:60 mg/L 102 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% pH,6.5 to 8.5 355 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% Total Coliforms,Max:240 MPN/100 mL 357 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% Total Coliforms,7-day Median:23 MPN 357 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% Total 2,020 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% 1 South Tahoe Public Utility District ERB Inspection Date of Inspection: /0-- 3 `11 Performed by: t=- `t vJ 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: SD,t E Vegetation control: pe e 0 e fl t 1;4& Ro A A Overflow Spillway: a C. Stairs North: ao Stairs South: pa Top Fill Structure North: a K Top Fill Structure South: p K Drain Valve North: e k Drain Valve South: o k Perimeter Fence&Gates: USO&K S Valve House: _0 K Comments: Qo,e/vs A.00e,e0 Pgeer'7 ciao/id bowT,veeo To ac/a#4 1a)n1 A/D i e Roeo L.a 1 < Gado Num! /} eDSe Date of Inspection: id-"-17 Performed by:-1-e a it 41 K/ ( f ! ! !' !' !' !' !' !' !' + • - + + + + + + + - "Valve House _ _ .: -,lab..' .�. .. .ter...�......:ZS: , ( 1 t. Outlet Valve I i I i i .1! 4 1 I - tVonn pond + + + ���1IFF•• ti I Stairs / ,_•4'. - + + + . r. — + 1_i r• �" _ __,!— — ♦— -1+".-___ r- � � , + + -t 1 .I Outlet Valve 't T f. 1 • ... , i 1 1 t 1 1 I .-. I Southi Pond , ' •fr -.'I I , I F ' /• li 1 1 1 m+ I r . r • i/ --i '.\ - - - f i • LW ' Stars f• 1 + RAY . 4. -- --...:4— . + + + + : 4. + ••%t I I i I. ! t i. t Sample Sites [Site __ _ Latitude ` _ _ on tg tude Location _ yep Sample _j Alpine County Monitoring Wells ACMW-01AW 38.766952 -119.781561 Below Main Dam Monitoring Well ACMW-01BE 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 Cello Ranch,along DV Rd Monitoring Well ACMW-06S 38.800481 -119.763195 Cello 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 Valley 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-05 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 Well 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 Cello Ranch house Domestic Well GW-05 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 kant Ranch house Domestic Well GW-11 38.766522 -119.808540 Diamond Valley School Domestic Well GW-14 38.757140 -119.818462 Sierra Pines Store Domestic Well GW-17 DV Ranch Domestic well Domestic Well • • D:1LahontanlSample Sites\Lahontan Report-Sample Sites.xls Page 1 of 2 Sample Sites [Site - Latitude '• itude:Location _ Type Sample 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-05 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 -119.785420 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 HVC-2 38.920120 -119.969390 Heavenly Valley 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 Well MW01-50 38.9131807 -119.9640739 SE corner of Emergency Retention Basin,At access gate to ERB Monitoring Well MW01.5 38.9129062 -•'x19.9642166 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 MW05-50 38.9157076 419.9663302 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 11 38.9238680 -119.9677190 250 ft south east of North Gate(to Al Tahoe Blvd) Monitoring Well MW 12 38.9226200 -119.9683700 110 ft south of Biosolids Building 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 SW-12 38.809127 419.777411 Bruns Diversion Ditch SW-13 38.810082 -119.776900 Fredericksburg Ditch Ditch SW-14 38.866992 -119.794173 Fredericksburg Ditch Ditch SW-15 38.828440 -119.756263 Celio Tail water Ditch SW-16 38.866896 -119.783627 Drain Ditch @ Fairview Ln Ditch Reservoirs HPR 38.764500 -119.780450 Harvey Place Reservoir Reservoir D:\Lahontan\Sample Sites\Lahontan Report-Sample Sites.xls Page 2 of 2 ( z u $; rg '.,,,•1i42.,'-': '•.!')",.,.., i t e ., q S� ` N • 1 e J+ '' • '� 0 tAL,a = Ir P -1",> w star. 4 �l�'1�_`• Ma;. 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'.f :'.G'r '�. �4 -� --1" \ '�",�.+ yppt5a ., I lF!Q.4 4 • { A } n ... ,, �` 1 �, VI .__ Y Y I EXPLANATION • it; : :\ t. -i-...1 fill 1 i' ® MONITOR WELL • 1 '�,ti" I 1✓r'`� ' 1 7 • PRIVATE WELL ^r cs"'� 'I • L 1 1'1r _ 1 Irrigation-Recyled-23 Water I- -: / r-.. S '# Irri a0on-Elendetl Rec led Weter t � I' 1 ; • i _I 8 Yc - 'aa' .tip i ` J- I : 0 1,500 ],000 8,000 Feet IC TILITY DISTRICT TH E P U ORING SOU TAHO U " RECYCLED WATER MONITBL PROGRAM WELL LOCATIONS W 1\ E CARSON VALLEY GROUNDWATER BASIN (6-6) ! ALPINE COUNTY, CA Harvey Place Reservoir Recycled Water Current Storage Not including 200+/-acre-foot dead pool Maximum Storage,Acre-feet: 3,800 Stored Remaining Date Acre-feet Acre-feet 01/01/15 643 3,157 02/01/15 953 2,847 03/01/15 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 67 3,733 11/01/15 217 3,583 12/01/15 446 3,354 • 01/01/16 743 3,057 02/01/16 1,185 2,615 • 03/01/16 1,493 2,307 04/01/16 1,875 1,925 05/01/16 2,104 1,696 06/01/16 2,322 1,478 07/01/16 2,139 1,661 08/01/16 1,304 2,496 09/01/16 595 3,205 10/01/16 72 3,728 11/01/16 243 3,557 12/01/16 479 3,321 01/01/17 940 2,860 02/01/17 1,843 1,957 03/01/17 3,082 718 04/01/17 3,460 340 05/01/17 3,005 795 06/01/17 2,617 1,183 07/01/17 2,210 1,590 08/01/17 1,626 2,174 09/01/17 878 2,922 10/01/17 114 3,686 11/01/17 220 3,580 12/01/17 544 3,256 • EMPR Current Storage-Lahontan_Report.zls • Acre-feet N.) N W CA - C31 O C31 O 01 O C31 O O CD CD O Co CD CD CD CD O CD CD CD O O CD CD 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1111 01/15 02/15 03/15 04/15 05/15 06/15 • 07/15 08/15 7J I 09/15 C gu 10/15 11/15 C) CD 12/15 (p 01/16 Om 71 02/16- S 03/16 S 04/16 • 05/16 mig- 06/16"" � y 07/16 0 CD g 08/16 E3 0 09/16 CO _ 10/16 CD -• 11/16 12/16 01/17 02/17 03/17 • 04/17 05/17 06/17 07/17 08/17 • 09/17 10/17 11/17 12/17 Alpine County Summary Report Temp pH EC DO Alk TDS SS Turb Chloride Sulfate ACMW-01AW 10/17/2017 Main Dam 13.5 6.66 84.9 35.9 84 2.32 3.08 ACMW-01BE 10/17/2017 Secondary Dam 10.2 6.64 92 41.1 87 1.23 2.76 ACMW-02N '10/17/2017 Access Gate 13.4 6.61 143 61.3 106 1.72 3.40 ACMW-02S 10/17/2017 Access Gate 15.2 6.24 119 55.9 86 1.47 3.29 ACMW-04W 10/17/2017 Gansberg 12.9 6.25 193 48.7 139. 13.0 16.0 ACMW-06S 10/17/2017 Cello 13.5 7.39 629 226 386 55.7 26.6 ACMW-08N 11/14/2017 Diamond Valley Ranch 11.4 6.99 180 86.9 129 1.25 1.07 ACMW-09D 11/22/2017 Diamond Valley Ranch 12.9 6.30 86.0 33.4 88 <1.50 2.69 ACMW-10 11/22/2017 Diamond Valley Ranch 13.4 6.29 160 72.9 126 5.53 5.36 ACMW-11 11/22/2017 Diamond Valley Ranch 14.2 6.07 94.1 37.3 72 2.30 2.84 ACMW-12 11/14/2017 Diamond Valley Ranch 11.0 6.78 110 48.7 98 1.68 2.61 ACMW-13 11/14/2017 Diamond Valley Ranch 10.3 6.38 120 50.9 122 2.74 2.05 ACMW-14 11/22/2017 Diamond Valley Ranch 11.9 5.64 104 30.2 84 2.14 2.74 ACMW-15 12/07/2017 Diamond Valley Ranch 14.2 6.02 71.9 32.0 66 <1.00 1.62 ACMW-16 12/07/2017 Diamond Valley Ranch 12.9 6.25 120 57.7 92 1.18 2.03 ACMW-17 12/07/2017 Diamond Valley Ranch 10.6 6.33 98.6 42.0 83 2.28 2.85 ACMW-18 12/07/2017 Diamond Valley Ranch _ 12.7 6.42 . 73.7 32.0 61 <1.00 2.41 ACMW-19 12/07/2017 Diamond Valley Ranch 13.9 6.70 227 107 156 8.20 4.84 ACMW-20 11/14/2017 Diamond Valley Rd- 12.8 6.27 79.0 31.2 72 1.96 2.53 Paynesville ACMW-21 11/08/2017 River Ranch Rd 12.1 6.14 246 39.7 159 32.4 6.39 ACMW-22 11/08/2017 Fredericksburg Ln - 12.6 5.81 - 104 37.7 74 1.80 2.16 ACMW-23 11/08/2017 Scott Brooke's Ranch by 14.4 7.13 382 173 255 4.38 19.1 Irrigation Ditch ACMW-24 11/08/2017 Scott Brooke's Ranch by 13.2 6.44 666 173 420 77.1 31.3 Irrigation Ditch ACMW-25 11/08/2017 Access road between 15.1 6.13 178 54.2 130 8.43 7.71 Neddenriep&Brooke ranches ACMW-26 11/08/2017 Access road between ' 15.2 6.23- 241 79.7 155 21.5 6.56 Neddenriep&Brooke ranches CONTROL 10/18/2017 East side near Post Office 8.7 6.98 245 16.7 GW-05 11/22/2017 Neddenriep 12.1 6.22 250 59.5 166 24.0 10.3 GW-08 11/22/2017 Arant Ranch house 12.8 6.19 298 49.5 206 34.4 11.4 GW-11 11/14/2017 Diamond Valley School 12.8 7.16 150 74.2 118 0.991 0.831 GW-17 11/14/2017 Diamond Valley Ranch House 15.5 6.92 146 71.5 102 1.73 0.895 Well HPR 10/11/2017 Harvey Place Reservoir 12.1 7.80 566 8.21 158 252 58.5 30 52.7 15.9 11/01/2017 Harvey Place Reservoir 10.6 8.11 568 13.3 154 262 11.4 5.8 53.9 18.3 11/08/2017 Harvey Place Reservoir 9.7 8.44 558 12/05/2017 Harvey Place Reservoir 5.2 7.33 556 7.60 148 242 6.72 2.0 48.7 17.3 12/13/2017 Harvey Place Reservoir 4.0 7.69 598 - 1.8 12/28/2017 Harvey Place Reservoir 5.9 7.62 593 8.44 HVC-1 10/24/2017 HVC @ Pioneer Trail 7.7 7.16 47.7 0.757 11/21/2017 HVC @ Pioneer Trail 5.4 7.18 57.9 0.776 12/15/2017 HVC @ Pioneer Trail 3.7 7.66 58.7 1.06 Results resported as mg/L except EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp as C NC=Not counted Page 1 of 8 Alpine County Summary Report Temp pH EC DO Alk TDS SS Turb Chloride Sulfate HVC-2 10/24/2017 HVC 250'Upstream Pond#2 8.3 7.06 54.2 0.978 11/21/2017 HVC 250'Upstream Pond#2 4.1 6.68 50.2 1.55 12/15/2017 HVC 250'Upstream Pond#2 2.0 6.91 58.1 1.34 HVC-3 10/24/2017 HVC 25'Downstream of 8.3 6.31 48.5 1.12 Meadow Crest 11/21/2017 HVC 25'Downstream of 3.7 6.69 52.8 1.63 Meadow Crest 12/15/2017 HVC 25'Downstream of 2.5 7.22 54.6 1.42 Meadow Crest HVC-5 11/15/2017 Effluent of STPUD Drainage _ 6.8 6.47- 31.6 16.4 26 2.26 Pipe along Meadow Crest MW01 5 10/18/2017 SW comer of ERB 9.4 7.19 179 2.04 MW02-50 10/18/2017 South side of ERB Pond 9.6 6.74 314 32.8 MW03-50 10/18/2017 Southwest comer of ERB Pond 9.4 6.23 662 147 MW04-50 10/18/2017 Hank Monk side of ERB - 8.5 6.20- 105 10.1 MW07-50 10/18/2017 North side of ERB Pond 7.4 7.43 182 11.0 MW08-25 10/18/2017 South of Pond 1 12.8 6.71 679 21.5 MW11 10/18/2017 North of Biosolids building 8.7 6.33 243 29.1 MW12 10/18/2017 South of Biosolids Building - 11.5 6.51 ' 734 33.8 MW13 10/18/2017 South of Pond 2 along HVC 9.8 7.40 711 32.4 SW-01 10/11/2017 Carson River Woodfords 6.7 7.36 59.2 10.0 30.9 47 1.53 1.4 0.628 1.21 11/01/2017 Carson River Woodfords 3.9 6.94 73.6 10.8 35.1 63 0.42 0.73 0.845 1.66 12/05/2017 Carson River Woodfords 0.30 7.62- 69.3 12.2 33.0 57 1.31 1.2 1.07 1.78 'SW-02 10/11/2017 Indian Creek Upper 9.2 7.61 92.9 9.16 47.9 70 0.54 1.5 1.03 0.503 11/01/2017 Indian Creek Upper 5.8 7.03 90.1 9.52 48.3 79 0.15 1.2 1.00 <0.50 SW-03 10/11/2017 Indian Creek Mid 11.3 7.41 211 8.48 97.8 146 2.03 11 5.47 4.34 11/01/2017 Indian Creek Mid 10.1 6.87 219 7.91 101 151 0.56 5.6 5.50 4.39 SW-04 10/11/2017 Indian Creek Lower 8.6 7.80 145 10.3 70.1 108 3.70 5.8 2.51 2.35 11/01/2017 Indian Creek Lower 7.4 7.23 151 10.4 74.3 110 7.38 7.9 2.75 2.41 SW-05 10/11/2017 Carson River Paynesville 7.2 7.24 68.6 10.2 33.7 54 2.42 1.4 0.819 1.49 11/01/2017 Carson River Paynesville 6.1 7.24 78.1 10.4 38.3 66 0.63 0.84 1.06 1.86 12/05/2017 Carson River Paynesville 0.20 7.97 73.8 12.6 34.6 58 2.35 1.6 .1.28 2.06 SW-06 10/11/2017 Carson River Stateline 7.6 7.42 70.1 10.1 34.7 58 2.56 1.6 0.947 1.54 11/01/2017 Carson River Stateline 6.2 7.35 80.8 10.5 39.5 66 0.71 0.70 1.19 1.96 12/05/2017 Carson River Stateline 0.40 7.90 75.8 12.7 34.8 60 2.86 1.5 1.37 2.20 Results resported as mg/L except • EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL - - TempasC NC=Not counted Page 2 of 8 Alpine County Summary Report Total P Total P PO4-P NH3-N Total N NO2-N NO3-N TKN Dissolved ACMW-01AW 10/17/2017 Main Dam 0.028 0.027 0.053 0.223 <0.010 0.156 <0.120 ACMW-01BE 10/17/2017 Secondary Dam 0.033 0.026 0.032 0.224 <0.010 0.185 <0.120 ACMW-02N 10/17/2017 Access Gate 0.021 <0.030 0.031 1.52 <0.030 1.49 <0.120 ACMW-02S 10/17/2017 Access Gate 0.025 0.016 0.032 0.160 <0.010 <0.010 0.160 ACMW-04W 10/17/2017 Gansberg 0.037 <0.030 0.061 1.49 <0.030 1.45 <0.120 ACMW-06S 10/17/2017 Celio 0.094 0.081 0.045 0.183 <0.030 <0.030 0.183 ACMW-08N 11/14/2017 Diamond Valley Ranch 0.042 0.041 <0.020 0.583 <0.010 0.713 <0.100 ACMW-09D 11/22/2017 Diamond Valley Ranch 0.060 0.045 <0.020 1.71 <0.030 1.80 <0.090 ACMW-10 11/22/2017 Diamond Valley Ranch 0.042 0.032 <0.020 0.366 <0.010 0.452 <0.090 ACMW-11 11/22/2017 Diamond Valley Ranch 0.023 <0.020 <0.020 1.51 <0.020 1.67 <0.090 ACMW-12 11/14/2017 Diamond Valley Ranch 0.036 0.027 <0.020 0.290 <0.010 0.349 <0.100 ACMW-13 11/14/2017 Diamond Valley Ranch 0.025 0.017 <0.020 0.665 <0.010 0.737 <0.100 ACMW-14 11/22/2017 Diamond Valley Ranch 0.031 <0.040 <0.020 3.87 <0.040 1.68 2.19 ACMW-15 12/07/2017 Diamond Valley Ranch 0.026 0.033 <0.020 0.268 <0.020 0.355 <0.120 ACMW-16 12/07/2017 Diamond Valley Ranch 0.044 0.044 <0.020 0.321 <0.020 0.383 <0.120 ACMW-17 12/07/2017 Diamond Valley Ranch 0.029 0.019 <0.020 0.546 <0.010 0.676 <0.120 ACMW-18 12/07/2017 Diamond Valley Ranch 0.033 0.027 <0.020 0.438 <0.020 0.521 <0.120 ACMW-19 12/07/2017 Diamond Valley Ranch 0.095 0.094 0.050 0.180 <0.010 <0.010 0.180 ACMW-20 11/14/2017 Diamond Valley Rd- 0.073 0.062 <0.020 0.334 <0.010 0.391 <0.100 Paynesville ACMW-21 11/08/2017 River Ranch Rd 0.060 0.050 <0.020 4.27 <0.010 4.41 <0.075 ACMW-22 11/08/2017 Fredericksburg Ln 0.018 <0.030 <0.020 1.73 <0.030 1.87 <0.075 ACMW-23 11/08/2017 Scott Brooke's Ranch by 0.037 0.028 <0.020 0.953 <0.020 1.03 <0.075 Irrigation Ditch ACMW-24 11/08/2017 Scott Brooke's Ranch by 0.074 0.060 <0.020 1.48 <0.020 1.50 <0.075 Irrigation Ditch ACMW-25 11/08/2017 Access road between - 0.052 0.046 <0.020 2.68 <0.030 2.69 <0.075 Neddenriep&Brooke ranches • ACMW-26 11/08/2017 Access road between 0.214 0.203 0.084 0.321 <0.010 <0.010 0.321 Neddenriep&Brooke ranches CONTROL 10/18/2017 East side near Post Office <0.040 5.11 • GW-05 11/22/2017 Neddenriep 0.039 <0.030 <0.020 3.85 <0.030 4.06 <0.090 GW-08 11/22/2017 Arant Ranch house - 0.058 <0.060 <0.020 5.96 <0.060 6.77 <0.120 GW-11 11/14/2017 Diamond Valley School 0.055 0.047 <0.020 0.307 <0.010 0.391 <0.100 GW-17 11/14/2017 Diamond Valley Ranch House 0.015 <0.010 0.037 0.145 <0.010 <0.010 0.145 Well HPR 10/11/2017 Harvey Place Reservoir 2.97 2.36 22.2 27.3 0.768 1.04 25.5 11/01/2017 Harvey Place Reservoir - 2.88 - 2.60 18.9 26.2 1.02 1.16 24.0 12/05/2017 Harvey Place Reservoir 2.48 2.25 19.4 25.5 0.622 1.98 22.9 HVC-1 10/24/2017 HVC @ Pioneer Trail <0.020 0.145 <0.010 <0.010 0.145 11/21/2017 HVC @ Pioneer Trail <0.020 0.126 <0.010 0.022 0.104 12/15/2017 HVC'@ Pioneer Trail 0.046 0.199 <0.010 0.031 0.168 HVC-2 10/24/2017 HVC 250'Upstream Pond#2 <0.020 0.199 <0.010 <0.010 0.199 11/21/2017 HVC 250'Upstream Pond#2 <0.020 0.201 <0.010 0.022 0.179 12/15/2017 HVC 250'Upstream Pond#2 0.062 0.256 <0.010 0.010 0.246 Results resported as mg/L except EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp as C NC=Not counted Page 3 of 8 Alpine County Summary Report Total P Total P PO4-P NH3-N Total N NO2-N NO3-N TKN Dissolved HVC-3 10/24/2017 HVC 25'Downstream of <0.020 0.176 <0.010 <0.010 0.176 Meadow Crest 11/21/2017 HVC 25'Downstream of <0.020 0.206 <0.010 0.022 0.184 Meadow Crest - 12/15/2017 HVC 25'Downstream of 0.059 0.253 <0.010 0.010 0.243 Meadow Crest HVC-5 11/15/2017 Effluent of STPUD Drainage 0.174 0.085 0.527 <0.010 0.251 0.276 Pipe along Meadow Crest MW01 5 10/18/2017 SW corner of ERB <0.010 0.390 MW02-50 10/18/2017 South side of ERB Pond <0.030 2.90 MW03-50 10/18/2017 Southwest corner of ERB Pond <0.040 0.611 MW04-50 10/18/2017 Hank Monk side of ERB <0.010 0.044 MW07-50 10/18/2017 North side of ERB Pond <0.010 0.449 MW08-25 10/18/2017 South of Pond 1 <0.020 <0.020 - MW11 10/18/2017 North of Biosolids building <0.010 0.053 MW12 10/18/2017 South of Biosolids Building <0.20 9.94 MW13 10/18/2017 South of Pond 2 along HVC <0.20 3.90 SW-01 10/11/2017 Carson River Woodfords _ 0.015 - <0.010 0.042 0.198 <0.010 <0.010 0.198 11/01/2017 Carson River Woodfords 0.021 <0.010 <0.020 0.144- <0.010 <0.010 0.144 12/05/2017 Carson River Woodfords 0.013 <0.010 <0.020 0.177 <0.010 0.013 0.164 SW-02 10/11/2017 Indian Creek Upper 0.018 0.012 0.048 0.204 <0.010 <0.010 0.204 11/01/2017 Indian Creek Upper - 0.020 - 0.010 <0.020 0.172 <0.010 <0.010 0.172 SW-03 10/11/2017 Indian Creek Mid 0.061 <0.010 0.046 0.234 <0.010 0.040 0.194 11/01/2017 Indian Creek Mid 0.082 <0.010 <0.020 0.215 <0.010 0.059 0.156 SW-04 10/11/2017 Indian Creek Lower 0.108 0.020 0.051 0.448 <0.010 0.122 0.326 - 11/01/2017 Indian Creek Lower _ 0.100 0.014 0.038 0.424 <0.010 0.140 0.284 SW-05 10/11/2017 Carson River Paynesville 0.013 <0.010 0.029 0.213 <0.010 <0.010 0.213 11/01/2017 Carson River Paynesville 0.020 <0.010 <0.020 0.157 <0.010 <0.010 0.157 12/05/2017 Carson River Paynesville 0.013 <0.010 <0.020 0.183 <0.010 0.018 0.165 - SW-06 10/11/2017 Carson River Stateline - 0.010 <0.010 0.036 0.224 <0.010 0.014 0.210 11/01/2017 Carson River Stateline 0.017 <0.010 <0.020 0.157 <0.010 0.019 0.138 12/05/2017 Carson River Stateline 0.021 <0.010 <0.020 0.186 <0.010 0.038 0.148 Results resported as mg/L except EC as uS/cm _ Turbidity as NTU Colifoms as MPN/100mL Temp as C NC=Not counted Page 4 of 8 Alpine County Summary Report • BOD Ca Mg Na K SAR %Na HPR 10/11/2017 Harvey Place Reservoir 26.8 17.9 4.20 46.6 10.9 2.57 57.2 11/01/2017 Harvey Place Reservoir NV 19.3 4.46 50.1 12.1 2.67 57.1 11/08/2017 Harvey Place Reservoir 12.6 12/05/2017 Harvey Place Reservoir 4.79 19.1 4.37 46.3 10.7 2.48 55.9 12/13/2017 Harvey Place Reservoir NV 12/28/2017 Harvey Place Reservoir 4.46 SW-01 10/11/2017 Carson River Woodfords 6.08 1.52 3.17 <1 0.30 23.3 11/01/2017 Carson River Woodfords 8.13 2.18 4.18 1.38 0.340 22.7 12/05/2017 Carson River Woodfords 7.58 - 1.97 3.50 <1 0.290 21.2 SW-02 10/11/2017 Indian Creek Upper 9.00 2.05 6.32 1.38 0.49 29.6 11/01/2017 Indian Creek Upper 10.1 2.46 7.13 1.55 0.520 29.4 SW-03 10/11/2017 Indian Creek Mid 21.4 6.77 12.7 1.98 0.61 24.8 11/01/2017 Indian Creek Mid 21.8 6.63 13.2 1.68 0.640 25.5 SW-04 10/11/2017 Indian Creek Lower 14.1 4.20 8.06 1.74 0.48 24.3 11/01/2017 Indian Creek Lower 15.7 4.83 8.86 1.90 0.500 23.9 SW-05 10/11/2017 Carson River Paynesville 6.79 1.71 3.71 1.11 0.33 24.1 11/01/2017 Carson River Paynesville 8.77 2.36 4.79 1.51 0.370 23.7 12/05/2017 Carson River Paynesville 7.68 1.97 3.52 <1 0.290 21.1 SW-06 10/11/2017 Carson River Stateline - 6.96 1.78 3.92 1.08 0.34 24.6 11/01/2017 Carson River Stateline 8.98 2.43 4.85 1.54 0.370 23.5 12/05/2017 Carson River Stateline 7.71 2.01 3.47 <1 0.290 20.8 Results resported as mg/L except EC as uS/cm Turbidity as NTU Colitoms as MPNI100mL • Temp as C - NC=Not counted Page 5 of 8 Alpine County Summary Report Total E.Coli Coliform Chromo Chromo ACMW-01AW 10/17/2017 Main Dam <1 <1 ACMW-01BE 10/17/2017 Secondary Dam <1 <1 ACMW-02N 10/17/2017 Access Gate <1 <1 ACMW-02S 10/17/2017 Access Gate 6.3 <1 ACMW-04W 10/17/2017 Gansberg 579.4 <1 ACMW-06S 10/17/2017 Celio <1 <1 ACMW-08N 11/14/2017 Diamond Valley Ranch _ 1046.2 1.0. ACMW-09D 11/22/2017 Diamond Valley Ranch 686.7 <1 ACMW-10 11/22/2017 Diamond Valley Ranch <1 <1 ACMW-11 11/22/2017 Diamond Valley Ranch <1 <1 ACMW-12 11/14/2017 Diamond Valley Ranch <1 <1 ACMW-13 11/14/2017 Diamond Valley Ranch <1 <1 ACMW-14 11/22/2017 Diamond Valley Ranch 4.1 <1 ACMW-15 12/07/2017 Diamond Valley Ranch _ <1 <1_ ACMW-16 12/07/2017 Diamond Valley Ranch <1 <1 ACMW-17 12/07/2017 Diamond Valley Ranch <1 <1 ACMW-18 12/07/2017 Diamond Valley Ranch 2.0 <1 ACMW-19 12/07/2017 Diamond Valley Ranch <1 <1 ACMW-20 11/14/2017 Diamond Valley Rd- 31.7 <1 Paynesville ACMW-21 11/08/2017 River Ranch Rd 1.0 <1 ACMW-22 11/08/2017 Fredericksburg Ln 178.5 <1 ACMW-23 11/08/2017 .Scott Brooke's Ranch by <1 <1 • Irrigation Ditch ACMW-24 11/08/2017 Scott Brooke's Ranch by <1 <1 Irrigation Ditch ACMW-25 11/08/2017 Access road between 1.0 <1 Neddenriep&Brooke ranches • ACMW-26 11/08/2017 Access road between - 1.0 <1 Neddenriep&Brooke ranches GW-05 11/22/2017 Neddenriep <1 <1 GW-08 11/22/2017 Arant Ranch house <1 <1 GW-11 11/14/2017 Diamond Valley School <1 <1 GW-17 11/14/2017 Diamond Valley Ranch House <1 <1 Well HPR 10/11/2017 Harvey Place Reservoir 1785 5.2 11/01/2017 Harvey Place Reservoir 365.4 4.1 12/05/2017 Harvey Place Reservoir 2755 <1- SW-01 10/11/2017 Carson River Woodfords 325.5 7.4 11/01/2017 Carson River Woodfords 73.3 1.0 12/05/2017 Carson River Woodfords 93.3 <1 Results resported as mg/L except EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp as C NC=Not counted Page 6 of 8 Alpine County Summary Report Total E.Coli Coliform Chromo Chromo SW-02 10/11/2017 Indian Creek Upper 285.1 9.8- 11/01/2017 Indian Creek Upper 209.8 2.0 SW-03 10/11/2017. Indian Creek Mid 488.4 19.7 11/01/2017 Indian Creek Mid 613.1 261.3 SW-04 10/11/2017 Indian Creek Lower 6867 909 • 11/01/2017 Indian Creek Lower 2098 206.3 SW-05 - 10/11/2017 Carson River Paynesville 214.3 40.4 11/01/2017 Carson River Paynesville - 186.0 26:5 12/05/2017 Carson River Paynesville 111.2 5.2 SW-06 10/11/2017 Carson River Stateline 816.4 218.7 • 11/01/2017 Carson River Stateline 235.9 22.6 12/05/2017 Carson River Stateline 178.5 7.4 • Results resported as mg/L except EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp as C NC=Not counted Page 7 of 8 Alpine County Summary Report Colonies Colonies Filaments Filaments Filaments Filament Single # #Cells #Multi- #Cells #Single- Length Cells Celled Celled HPR 10/11/2017 Harvey Place Reservoir 204 38000 204 1430 0 0 0 11/01/2017 Harvey Place Reservoir 0 0 0 0 0 0 0 12/05/2017 Harvey Place Reservoir 0 0 0 0 0 0 0 • • • • Results resported as mg/L except - • EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp as C NC=Not counted Page 8 of 8 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 10/17/2017 10:31 AG58573 7.31 5493.13 5,485.82 ACMW-01 BE Secondary Dam 10/17/2017 11:37 AG58574 12.81 5503.55 5,490.74 ACMW-02N Access Gate 10/17/2017 10:58 AG58575 7.41 5469.70 5,462.29 ACMW-02S Access Gate 10/17/2017 11:13 AG58576 8.42 5471.60 5,463.18 ACMW-04W Gansberg 10/17/2017 12:46 AG58577 11.88 4919.89 4,908.01 ACMW-06S Cello 10/17/2017 12:14 AG58578 15.81 5223.50 5,207.69 ACMW-08N Diamond Valley Ranch 11/14/2017 09:55 AG58959 4.28 5464.45 5,460.17 ACMW-09D Diamond Valley Ranch 11/22/2017 12:19 AG59082 33.40 5510.56 5,477.16 ACMW-10 Diamond Valley Ranch 11/22/2017 11:12 AG59083 31.28 5534.19 5,502.91 ACMW-11 Diamond Valley Ranch 11/22/2017 11:48 AG59084 20.91 5503.01 5,482.10 ACMW-12 Diamond Valley Ranch 11/14/2017 10:45 AG58960 31.48 5525.04 5,493.56 ACMW-13 Diamond Valley Ranch 11/14/2017 11:14 AG58961 11.81. 5554.55 5,542.74 ACMW-14 Diamond Valley Ranch 11/22/2017 10:39 AG59085 18.77 5547.20 5,528.43 ACMW-15 Diamond Valley Ranch - - 12/07/2017 12:03 AG59302 20.89 5500.60 5,479.71 ACMW-16 Diamond Valley Ranch 12/07/2017 11:43 AG59303 12.22 .5484.53 5,472.31 ACMW-17 Diamond Valley Ranch 12/07/2017 11:03 AG59304 15.77 5504.92 5,489.15 ACMW-18 Diamond Valley Ranch 12/07/2017 10:26 AG59305 8.60 5470.56 5,461.96 ACMW-19 Diamond Valley Ranch 12/07/2017 09:50 AG59306 7.41 5417.25 5,409.84 ACMW-20 Diamond Valley Rd-Paynesville 11/14/2017 09:09 AG58962 14.31 5090.30 5,075.99 ACMW-21 River Ranch Rd 11/08/2017 09:43 AG58895 11.20 5011.33 5,000.13 ACMW-22 Fredericksburg Ln 11/08/2017 10:14 AG58896 29.02 5019.28 4,990.26 ACMW-23 Scott Brooke's Ranch by Irrigation 11/08/2017 12:56 AG58897 18.58 4978.35 4,959.77 Ditch ACMW-24 Scott Brooke's Ranch by Irrigation 11/08/2017 12:26 AG58898 25.20 4953.25 4,928.05 Ditch ACMW-25 Access road between Neddenriep& 11/08/2017 10:53 AG58899 8.83 4942.24 4,933.41 Brooke ranches ACMW-26 Access road between Neddenriep& 11/08/2017 11:20 AG58900 10.95 4895.60 4,884.65 Brooke ranches CONTROL East side near Post Office 10/18/2017 09:07 AG58605 59.32 6345.20 6,285.88 MW01_5 SW corner of ERB 10/18/2017 . 09:31 AG58606 58.34 6328.00 6,269.66 MW02-50 _ South side of ERB Pond 10/18/2017 10:45 AG58607 45.02 6314.60 6,269.58 MW03-50 Southwest comer of ERB Pond 10/18/2017 10:25 AG58608 40.38 6310.10 6,269.72 MW04-50 Hank Monk side of ERB 10/18/2017 11:05 AG58609 32.93 6304.40 6,271.47 MW07-50 North side of ERB Pond 10/18/2017 09:56 AG58610 20.91 6302.20 6,281.29 MW08-25 South of Pond 1 10/18/2017 11:36 AG58611 10.70 6258.30 6,247.60 MW11 North of Biosolids building 10/18/2017 14:37 AG58612 26.11 6296.00 6,269.89 MW12 South of Biosolids Building 10/18/2017 13:42 AG58613 23.72 6288.80 6,265.08 MW13 South of Pond 2 along HVC 10/18/2017 14:14 AG58614 6.71 6263.40 6,256.69 Alpine County Soils pH EC %Sat TKN NO3-N Total P Exch P SO4 CI S2A Celio Ranch 11/30/2017 7.92 10.5 63.4 4000 12.8 603 8.45 260 2600 S3A Bently Ranch 11/30/2017 5.48 0.318 32.4 1170 2.32 539 11.5 35 24.9 S4A Gansberg Ranch 11/30/2017 7.00 0.712 38.1 2350 12.6 493 6.38 32 33.8 S5A Gansberg Ranch 11/30/2017 5.61 0.440 35.4 1800 9.23 996 7.02 28 28.1 S6A Neddenriep Ranch 11/30/2017 6.02 0.642 42.7 2130 15.2 1053 32.0 19 54.6 S7A Bruns Ranch 11/30/2017 5.72 0.625 40.8 2210 21.0 486 11.0 33 7.27 • CEC Cu Mo K Ca Mg Na SAR %Na S2A Celio Ranch 11/30/2017 43.4 9.0 0.07 1066 328 418 931 8.03 9.39 S3A Bently Ranch 11/30/2017 21.6 8.1 0.09 . 797 20.0 5.08 22.3 1.15 <1 S4A Gansberg Ranch 11/30/2017 22.9 13.6 0.09 2454 40.0 6.36 115 4.45 4.94 S5A Gansberg Ranch 11/30/2017 22.8 13.1 0.07 1067 32.2 5.23 42.5 1.83 1.37 S6A Neddenriep Ranch 11/30/2017 24.8 13.6 0.09 1190 37.2 6.42 69.4 2.76 2.67 S7A Bruns Ranch 11/30/2017 21.7 15.9 0.06 1840 62.3 13.6 11.0 0.330 <1 Page 1 of 1 Sample Comments Site Date Time Comments GW-08 11/22/2017 09:29 Total N analyzed 3 times. 1st run Atypical and therefore repeated. 2nd run Reported. 3rd run to confitrm 2nd run result. HPR 11/01/2017 09:55 BOD failed precision limits. Precision was 21.6%. The calculated result was 12.6 mg/L.Another sample for BOD is scheduled. HPR 11/08/2017 13:26 BOD Only. HVC-5 10/20/2017 06:14 Raining during the night. No sign of flow HVC-5 10/24/2017 14:11 No flow. HVC-5 11/09/2017 06:11 Raining-flow starting to puddle at road culvert HVC-5 11/15/2017 10:42 Standing water at culvert pipe HVC-5 11/15/2017 13:10 Standing water 3/4 of the way to overflow HVC-5 11/15/2017 1.5:14 Standing water still 3/4 way to overflow HVC-5 11/15/2017 16:20 Standing water up to the rocks HVC-5 11/15/2017 19:41 Stormwater sample. Daily rain =0.50 inches at time of sampling. Daily total rain =0.92 inches. SW-07 10/11/2017 09:52 No Flow. SW-08 10/11/2017 09:39 No Flow. 1 EMERGENCY POND MW FIELD MONITORINGIv� C RECORD Samplers: I � t / PSM it-- Purpose: Preservative Std Check Depth to Well Water Calc Actual Well Casing Depth to Column Water to Water �, Temp EC Bottom Diameter GW Height Purge Purged U •— g O Site ID# Time "C pH pS/cm ft inch ft ft Gallons Gallons ' (-n = _ O pH EC f COMMENTS t1Z. � 1 st k t x�(' -- CONTROL mu +` t.) ' 0d(�1 ' 17 618 2 ;s 80.90 2 - 53,32 .21., .) S•c.--. MW1.5 QG 0�3� �� ��19 65.80 2 �3 1 'i:5 gO / QK V J i ICI. .�� // gSE5-1 (/ /MW02-50 r. q•V I 50.90 2 ( 3 ( 'S l / MW03-50 65'a0102 CM C1)461_50.80 110.3? Io,( 2-3 6-0 'c / MW04-50 AGS �..,�� �c I 32, 3 iiqq - P S�0 / ( / / 51.00 2 �, lQ .l MW07-50 Q , -%� �� `�C 2�I ���52.6o 2 l 3�.') (�.:� / MW08-25 QG586" I a /LS 0677q� 1 �t 20.60 2 loa7C l'� 2 0 A M1N1 �. QG5E6 ,� /437il &) 20 . 2.( 1 ,� 7-5/. [70 v 41.0 2 I QG5aC1 m 751( /MW12 /9(2 ([S 6-' 1 31.50 2 ?sit2 ('', ' c/O/ l _ • MW13 AG�c ,,} (�.l ( L/ �,-�1 7�-7 ��56;, / I 7 LQ 7t( 14.40 2 r '' k Trip Blank QG5 .� ,� o"'� / N^ D +�q Y-' ,r a ' I '�.F:�:eY: Nu^µ i K J }3'+i 4. Groundwater samples shall be collected only after>_1 well volumes Gallons to flush=1 x 7.48 x 3.14 x 0.0832 x water column height pH Std Check uses a 7.00 buffer.pHimeter must be re- have been flushed and Temperature,pH,and EC measurements Gallons to flush=0.17 x water column height(ft) standardized if result exceeds 7.00±0.05.EC Std Check have stabilized to approximately±5%for each successive Water columh height=depth of well-water level uses a 200 ISS/cm standard measurement taken in intervals>_5 minutes. for 50'well whose water level is 35 feet from ground level: Water column height=50'-35'=15' i File:D:1Lab\Forms\Field Sheets\Field ERB.doc 11/8/2012 Flushing Record ,O q'� Date: , i C -1 1 - Temp SEC Minutes ,Gallons ` °C pi fi Well. -Time .Flushed ;'Flushed;` ,#.5% ±5% ;±-5% r� _ �Sampler °. Cor[iments. . l '.7 C,-?c- 4x..._:5 (0I)4 Sic,,1 (3 oec c CA '7 c ` .L, (,93 2 icc/c7 (2 -S j,b7 (c 16 Pit() t c 0921 1 1-0 O 2 7Z1 I2 C- . 4_ . ( -�09't i 0z , ii, S _ 9-Z1-Z) !' I min • dr. , 07 or V-V ! V 81 f 0 ' 111WIMMIIIMIN '2 t(I g1frU J ' /S • . 6 7C (;.ZG3 _ _ _ __ __ _:__A: it Q,--:/-6!--- - g. - e ZZ ,,. V -- ---7,_ (OZ IL 6 .0 . 1 co-Z) ( s in by- ; 4i n Z j.' ci.l •-Z3 107 1 Q-/O3 •, e o g. G.1 t . J rEviell 2 IIi .4 - b - • _M 72_ :g.cc 1 , •,• _ 64-1 . 7 ' tu iiimamin /1- / ..0 . AM 5'p,,,ife_J501- "WE 72: - 1'4,c),,0 114 .,: . P— , [ t .0 P. F73:37'_ s ,fi e 13 IL-to I 2 ,,s lo. -.g3 los I ,i" I` - ::.- ..-C 6 • ; 0* �_ _', a 7 on - i42-) i 2-o s 1 #' / Note:Tem �'a /,U .` Temp,pH,:C must stabilize'it..1r r s cessive measure .-.ken in inVial-,-5 mi tes :1LabtFormsl.Field Shee s Mon•or WellFlushi1_gea, c �. �.3J � O f2, =ice r7 ,0 \Ak :W> SOUTH 'TAHOE PUBLIC UTILITY DISTRICT Date: 7 - 17_ 7 ACMW FIELD MONITORING RECORD Samplers: A(C e Purpose: C1l1(0 c y,) I Preservative Std Check / Depth to Well Water Calc Actual i,,�16111 j� • Depth Well Casing Column Water to Water Site 1D# to GW Temp EC Bottom Diameter Height Purge Purged o e H2804 z Oa Time ft °C pH hS/cm ft inch ft Gallons Gallons d. copH= _ > I pH EC COMMENTS ACMW-01AW A658573 , 0 ?-3( t' --3 gtit 9I 22.6 2 /53 7$ t.(37 / ACMW-01 BE A6585ii f I31 / t' (o.Z 6kc( to 23.8 2 l(6 Z-6 7. 7 / i-c, AG58575N.S / / [(0 ACMW 02N 2 (( r3 (,( 1 34.1 2 26.7 j A658576 Zt(2/372 7 6., I ��� 13=S' ze� -c 7 ( 13ACMW 02S 1 21.9 • 2 ACMW-04W 4658577 1 t(M 1(-8 /VI615 29.0 2 1gy 3a 7-6 7 / 1.� z � ��3 l A65857 f� l r� HI �r % i /,(3 7 / ACMW-06S 12 i i 3 7 C21 29.9 2 Z.5 1 r AG58579G. / i.� Trip Blank U4�� i__ 1 I: 1 •1 i. .. ,�». ,.a, n-.¢as5-x a+.:'� ! ::: ,. »,..-.s :« -xe F. .m �F ,ru i ti .;� "s,;�• + r .; ..#:.! , r,-„ r.:. .kv:' s.s of Y Y' S'\,$ek" s,._.!- ux c In�bal ,5+:�' , ,, w "7.",>,s a .; �' :;�'.w,. „''....,, ��„'r'.,F"'^� �,-�. la:a.. . ,...� w.,1 l ...>;,; ., � :,.,� ty �s,,. �r�:._ tsa �'�.:,�.r ..a, ..,rr,��' `�n Mr �+ ,..: _ "v..t7 s4•.,+.,. _<. 3 „s..,,,�,K',*,. "'i, Ti. Mgro, > +, x.„r .r_ 'i' ,k. . t�..: ., ,,. rE '"� L -v.. 5sz r s .+ Tem erature of Control ..,,u.�E,�w� , ,. . �.� .���r . : � -�� ��, \� �. � .µ:�.� :. $, � r. t'04.5� � . , � fl .r.�� � �,,� eco a Fes. ;� p „, ..,,r ,� .... '1;;7 ..G ,..x-,:�7�1s ,x,nr /,',. ,4.7r, e,:<; ao#z ,.._;�r � �P.rru,aro fy"'� f .::��' .i'-q}�� ±; t 7 'moi.'^" �,. � &rhe'+l ',,r,7,.!,,' :�7.� .t �',�y:w�'a' .M �u, . , .. ., , ..� .. - ,. �'' '.`: ,.n p,. .,0i 5..»cf. -..,, . n:.So.- ,;;.",fn ' u : ,a .y,i ',`.*\1 k .t "'.;i.i. *�.�`. .� ?�°c.•410%1 ,far x znt;¢ s3 a ., c ,3-, � •k. ti ,� �''� ak. � a �" .a�"7 ,�.t t *,J ,�.�:: „, ;i..,, x. r F� les received oil�,._ ��;;� a .. 5., �..+/t:� :�.”�,� ¢� �a , !,,.*.vim � ... •� �,. � ��,. � N,:�,r�; when sam ,, �, ,\ �.. 'f, � p y... �. �, t �N4.1'3" � �� � � �" r�s �.,:�#:,. � �+" „des,. r (�":� ^�`��;:t4:5#4�' -,����M `�`�� "�xx f W ,.,� , '1. , :.,.. . ,fit ,. v ""'<, ,;:�.,.p.:,* `g,M".t-,e4 .r.': - . .r igfr,. q t ,, !P^A'�dl S.,,r.. .da,. , x$.. w r` l;v. � �',t�. ,�.! &''''''' ';''''" , "�.. CAS ,, +,�"�" r�;',�aw�a :r, rr:,K�h ;;,�,� �� gr ,a ���.� �. �=F '� ?�R, ��� ,f� ��,ri.r''?" r.� .r: at Lab - 'i ll,1 '4 '' ' '4:' '' 3' 4,.' 16? . ' , ' . > 'x >, .. FI Std �.. . _ w. t r .n xs.�z.M,:.. .® tri _,���3 r c. � l.,:r}rn�7r«.m.+t a,f Tu�:�,,�+w� a?� ,��:..� Groundwater samples shall be collected only after z 1 well volumes Gallons to flush= 1 x 7.48 x 3.14 x 0.0832 x water column height pH Check uses a 7.00 buffer.pH meter must be re- standardized have been flushed and Temperature,pH,and EC measurements Gallons to flush=0.17 x water column height(ft) standardized if result exceeds 7.00±0.05.EC Std Check have stabilized to approximately±5%for each successive Water column height=depth of well-water level uses a 200 ISS/cm standard measurement taken in intervals>_5 minutes. for 50'well whose water level is 35 feet from ground level: Water column height=50'-35'=15' n u,.hlFnrmc\Fidrl'hcofc\Fidrl arrow tine, • L9919MC. Flushing Record Date: /0 1/ 1 h 11.r..4. . ee� - � r3.c cr " j'� g Alpmfes� GatIptise g bTe ' g m Wi .46_61-0 oriii ed . rETA ed 6, Co m bfW"s a e trln/Pw i0-1 a- 13.3 6,K 8z/0 lltj Cj lG�LN11 (vi 6 , -Pcintt, ozNl 10(CE 1 ld 1`13 ( N ! 57-4vre/Y 105) s-io dog L E tat<I L( 7q3 kuick3-02s it3 2 c 15.E 6.27 s odLe-//0/. f(o 3,e2-, 6. CA) ((I(( l f► 12 q•-c /512 6.bi )11 A calw ,oigt-ftzTtt /0 7 - Skje-it 1(32_ cc io-(( CSO °a,C /b7 1Z 7-s 1016.6c( Sao Acckitu/cCc (i 2 1((_f goy z_'o i 737 Sc 120 345' 121y 12 'Ifs- 115.x.31 ( 1,1 Aculkiv0 1230 I> 5 13. 6, L'1 z cf sfi�7 /3 11(11 3), C 12. 7 L,1-1 Tv b Note:Temp,pH,EC must stabilize±5%for successive measurements taken in intervals>5 minutes. uroup ovu 1 n ' 1/Antic r UDLIlo U I ILI I T LJI0 I MIL, I Date: I f --, - / 4,,,(,. /1.' 1/- /Y' ACM FIELD MONITORING RECORD Samplers: L P : C.-- . I I Purpose: , Preservative Std Check Depth to Well Water Calc Actual Depth Well Casing Column Water to Water 0 to GW Temp EC Bottom Diameter Height Purge Purged o 7, H2so4 § 8 Site ID# Time ft °C pH pS/cm ft Inch ft ft _Gallons ,r u) pH= i > pH EC COMMENTS 1‘65 ,..;.- ,, , / / 7 1 ( / - ACMW-21 giq5 11.-/Q ill 6i( 210 30.0 2 On River Ranch Rd,East side of Hwe8 1 1? .,--? ,...."- AG5'c..S9ii, .. , ,s# 7.,,S fill-(Ykep etccjcidcqei ACMW-22 /6 l /4 ?_ ni ico /0 ........ sTolot 59.5 2 4 '- -.16....w,% / / 4 / , -46-.5 On Fredericksburg Lane,near S7 —- , li tnA )-7 /Li i 1 Id, e 1 - _ .' ( t ACMW-23 ILS(5 q•CZ fil (.1(/ 2_ 50.0 2 •4- 11 6.6 / 5 , i Upstream of SW-15 1 . r .---- I \,‘CMW-24 1‘65,,c, i,,, ii4 /5:2-6 /5.2- (qr.(66 50.0 2 A-8 ((-) ac 7 / (e 4 Downstream of SW-15 I ft658899 /03 ,.88 i 6 ,(5 178 11- 1 -,-) ly:1,c, ( 1 ( t ACMW-25 .._3 2 LS , 30.0 2 , ...,. „V' Behind Neddenriep's on Westside Lane; dirt rd between Hwy 88 and Carson River ACMW-26 nuio. , ..-, re 1 1 io i .,qc is a 6-i',2) 2((( 30.0 2 73-0 c / / ((-6 On Westside Lane @ Stateline Trip Blank : aot(3 1 / 1 . . 1)0-- 16 Ac6 - ,--4 cisoil-6702:i- i V / kiI, 551 I t / - . ''CTRAltrr.4. ,, , ,,, , )y--_ f4,..5 — To tie i Fie i S T. „ ,,..,,,„„,,,,„1„,,,.,,, 0,..„_kt.1.,:”,;,,,,..„,„.,,e,„ „,,,..,!,,,:,:.„,,,,,,„. Zyra.,V^,t-'6, .',.;.:Vk !,,,,,,s;,t7t;•,:s)..t. c.q,,;.,...„,tr. 2,11wV1,44.,'6)t .:-.„m.:-...,,,, ,,,, Temperature of Control ' ''°-. jr*I'l ;:'''''''''''';':';';:':!L::`-::4,;: -::,4--''7.;,:%;;:;;;411:',t,:::;:,';°-:1'..i..tlir;"..n'Cl(t;'?t'''.''';'''.";l''''''':.,-''''Ac.':!j-'':'';''',t-'1,:k474'";;':;!1'111-*--',.-,''';',71104.154.;''0'r6,1•1't! ;''''-.''''''eit''''',.,''Oil,1',1-7,,,g:>;,:j.',Y4:',,i\i'l'!.' 1.14'-'4,''''Z'..g,-.17::S'','4'''',.•''',104:',Pi.,444eA.:,,V,P;'''.0.,;,Y43'. f?,n-`, when samples received 61 7 Dc ;.,,,--.:-_:, ,,E. ,,z:,:,5:,,,,,i,: ?,.„,:,..,..•,.,,,.:,,.,„?„,_„:41..,:ifn„,,,,,,,:;;,.,,,„,,,,s„:, ,..w.:.:.;',,;.,...,,t;, &::;.;,,,,, y;:,_,).-,T,,y.,,c6.d.,,.. .gpitg 1,;Alt.:J.,,:t,v,.too4'i.40,,,0,t,z.:,:k,;=,!,-,q,,4 ZS4tA;,q,,',A.M!.t'4i,:;1:0',,, ,,,,4,(,),',".;:i:O.Va,,;1,r,';,:',:js-r-l-'''''. at Lab Gallons to flush=1 x 7.48 x 3.14 x 0.0832 x water column height pH Std Check uses a 7.00 buffer.pH meter must be T re- Groundwater samples shall be collected only after 1 well volumes Gallons to flush=0.17 x water column height(ft) standardized if result exceeds 7.00±0.05.EC Std Check have been flushed and Temperature,pH,and EC measurements Water column height=depth of well-water level uses a 200 pS/cm standard have stabilized to approximately±5%for each successive for 50'well Whose water level is 35 feet from ground level: measurement taken in intervals 5 minutes. Water column height=50'-35'=15' EnLabTormsTield SheetsTield ACMW-20_to_26.doc ' 9/20/2017 ! , Flushinct Record Date: ill/C! - II- : Temp EG Minutes GaUans °C pH �S Comments 1— 140/111) 033 _ d 3 )..y0 gciL00 013/ Oe13 c ( 0 1-2.,, o 6 i"2_ 1143 0113 11, 4 �� , I Gly q6 Acu-t --22- _ 1601 I:) 1S. 1 5:w /07 9-cirr e (goz_1f 1 S 12- 1 5'77 101({ �Z 7.- (2� 5:81 (o( AcGuki-ec 1Ly(3 2 Z.5- N-1 (-(Y) 18( 5hy f p loc(% lo<« g..5 15.3 /oc 17 N-0 (5.( . (0.L3 f � Z L to_ - -2 _ _l(C /c,0 6:1( ./).3e) i) 1 1 �(1 IS - &-23 ( 12[I Z 2- rel L'�c (-)3 5fav-I C.. 111O7 /216 ` ", s /3.3 6-'3 3-1 12L1 « ( 3 _ (3. o (,,/it 66 1/7-C' / 17, S 13. a� 6,71 666 : c, c3-Z.3 (24 a. a /yf5- ?.if 30. s G. 12kkl 12c( (q,.3 ib 33-4 1tis`b ( 2 f3 • (103'1i33g2. . . _ c. Note:Temp.pH.EC must stabilize±5%for successive measurements taken in intervals>_5 minutes. ):\Lab\Forms\Field Sheets Monitor Well_Flushing_Record.doc Gr up 3 10 TUU I H IIAHUL PUBLIC UTILITY DISTRICT Date: [1-i - l} ACMW FIELD MONITORING RECORD Samplers: Tireiobt►zh Purpose: O/ Preservative Std Check Depth to Well Water Calc Actual Depth Well Casing Column Water to Water to GW Temp EC Bottom Diameter Height Purge Purged o 'a H2so o Site ID# Time ft °C _ pH pS/cm_ ft Inch ft Gallons Gallons a. pH= i o� pH EC COMMENTS i ��T� t2. ILL ACMW-08N nit='::. I/ in- it.?$ 1t. LAI ffi0 70.1 2 . .-Q —nzdl1.6', .,.;: $` ff�� F 1 ..<_', 42,02. 1,t4- 5 ACMW-12 �' A (s�� '3(.,tl.,t ' X1.0 }.11,b 11th 73.5 2 .4 _LL'li-cT,-'' 444- 1.6ok v ACMW-13A65420.0 2 7 Ott 1t.b1 1,0:5 tol ltb . WA'k O A- 11 E 6 SSt nc.. i,19 1,2- ACMW-20 0161 1`t,3i ��.� (�..I i b 21.5 2 ;^r ti` ► n�-dk (,�, V �T T On diamond Valley Rd near SW-05 A65963 GW-11 11'0 12.,1 ,1( 154 (,t AG5,3964 . GW-17 C 1011 15,5 (A2 lAip 1.(6, / A05896',7 Trip Blank Temperature of Control ""'c ' � _, �f ' o- a s t ^ii ,{ s'f 4 ;.� } r Y� % ti 5� I I f f* ,� v S.G:. rr� r : k5 S 2 ` f I' j 4`A ..t *. f r 'F' 9 k f . t Y 't.,46.-it �*1 y. N V :4vt , �� f.. c f,,,,� €9 1 0 f Y 7 r 5 ray : t. 0i k, r z�ii id! r t . when samples received .. l , ,�. R�,, r r p r x , WAS F-�� L 1 , j)� ,'-::• ,-' t ,'-;,-,!:‹PP:.;',--F.- X S. S ",� F. d ) (y. �!Y 0.' ;;.WA-11,,-.,1 ,,:--;-.'.0-,-i "� (k 1 1 ! d at Lab ^..Y f I t i f . 4 V I i ' ) 4t �h Y Z °C 1 i.1 { C f S ��1Y� * l � f 1. ., ,. '' . �l. J�7 ' ,z a . ax �w 'i�! + �,}F r,d, , ✓V* O\ - �r � '. .. h .: < �.,.r,,i WV s-.���i r a:�a a, ,;G ,rx.��s� { I ��1 qwr, ,; Minimum gallons to flush=1 x 7.48 x 3.14 x 0.0832 x water column height pH Std Check uses a 7.00 buffer.pH meter must be re- Groundwater samples shall be collected only after>_1 well volumes Gallons to flush=0.17 x water column height(ft) standardized if result exceeds 7.00±0.05.EC Std Check have been flushed and Temperature,pH,and EC measurements Water column height=depth of well-water level uses a 200 pS/cm standard have stabilized to approximately±5%for each successive for 50'well whose water level is 35 feet from ground level: measurement taken in intervals>_5 minutes. Water column height=50'-35'=15' D:\Lab\Forms\Field Sheets\Field ACMW-Group_3.doc 9/20/2017 Flushin;? Record Date: 1\ rt- ; i - Temp EC Minutes Gallons °C pH= pS ��� =Sampler . Gonime`nts -"4 sVviA () V\ iL% 6,11 1-1.0 kik) Wk�� Stave 6,t7 l l l- 'oetJ(3-1D tt.�4 PCS\- Sbkr f ID s- LDL 11 b J IED - it 01 l io.) (9 j (2,(0 5o tb.3 61% Note:Temp.pH,EC must stabilize±5%for successive measurements taken in intervals>5 minutes. ):1LabTorms\Field Sheets\Monitor_Well_Flushing_Record.doc 1... �vuw wu I n t 1 Antic rUbLR. U I ILI I Y IDIS I KIU I Date: I , G G I I- i46) -(11- ACMW FIELD MONITORING RECORD Samplers: BCJU� 2. --5 — / l' Purpose: i, Preservative Std Check Depth to Well Water Calc Actual Depth Well Casing Column Water to Water to GW Temp EC Bottom Diameter Height Purge Purged o y-, HZSO, , Site ID# Time ft °C pH pS/cm ft Inch ft Gallons Gallons a u) pH= = a pH EC COMMENTS ACMW-09D AG5',/ I2 -3,� 1ZiiOI. () 45.1 2 ,L , L:S -t G5 , ; ?z` I , � ACMW-10 ZZ-5----/ / (�1(�1112_ 31 �, LO 38.5 2 Z .rb/ r — - AGo 2A e ;! ACMW-11 iig2fl2 ((d �f1 ( `' (., 33.5 2 )Z•rP Z � i i ',( ACMW-14 � �� •�7 �1.cil �`�� 10130.0 2 t(. ►. ;l. �9 I zz �t�, GW-05 AGa ,. � ( b / �,/ b GW-08 c� 2 'Z° , ,f 2 i1 f j A,G5 t.a��aj (DN . . I. Trip Blank ' iih • Temperature of Control '--G-- Initial '''113‘P"-,7����ia K�, 3`7�:fa,+�+.�.,e I\^:y�t �t��.f�"�•,g�'�. 1F F v r��e�dt�:.-f�^f rt d•`,•. '''� � < +� row! w. ��, x .:'',tr' t .J, ; .v w 0',64,:g,.y:.v�., a."u ", t' o ,,.,r .r,-. I.I.L K Y.;I .` 4. 4, ,°S,._^ ,ff.'s r:5.a ;r,+;..>= a�,;;:.4 =i-,•i � .,. ,3'.n "sfy ,.. as a ,� - a�+.� >, .. rr. �.'�,., e, ,.,tr. a! °r.„a.;} n. 1 .7.....S.a,.„.: W, , �r E.eY. ... .. .....:... .: A .!” .6.. �.- �Y..i'. Jj i y .. r. - L4 i.(..'thy 4' Y1 fit` 'yF 1,(RAY..6:}„1 K i r=OM1.,i,. r Y A },r ' x.. ,;,-.10,f,".! ., ,' r.. ..xr t .,{rn d S when samples '-a r,r .,.., .,: °�s �E<.� �x,, . ,.. � .. � �,.r ��� :, �+,. a :�. � � � �. eS received .�*ar, :�� Jn ,t1Gs �t ..� �,,. �'V,.�.,, >.� r.a+ . �� .. ,� r+ �,r,., ...,,.�: �... ,v�, �..�.� .}t: �` K .� , �„ � +r �s� �,a:i ,� �.�. r�.r - C 2,1`ky, w. , p..r.yB. 'S�: ,.�: +y.. , -�-F,,c .. . r, r;._. ,+,y�u ., :GSL,� �'�-+;:..°o .e �,4'„, p �,/ ,.w;,. r�. ..K,:�"3,�t-3'w� � ws �c..yy4� 'Cr Fp�rq,�",t' .,f. ..,1" ..,f ,t t ,d ,.,`'....i ,�a5?�* �,�.r Ay,.� t ...�r,. .., x .;� 1 . >..,..�i {�.::, s , ,.,- » r:.dC' t, .�4,,,.,...,.: °:ro8 �,w i.,,?,1:. +xS ..-mt;. ,:r.,, s..,{.'�.r K a.,,pa. „..-ra�c' r� �'r�. . �N":-.dfi`�'a r..: r?� �: �Y�„,� ,.7�i�t 6 .a-F,f 5,-.s, 3„Y �..k'.:,e.� ,.. 3, .k.., .,J,Vii.4� a 0,, .,�,,0 +, .,.( y., c6...f,.«.;ti".. 'T3, ,� i M Nit v 7 t�,4rd, 4'f.Gi..g,41.4.S' +L•..rytV, ,,�. y-.c. L h., ttw t r �, . F 1 1 S.l .s i K.,, r:, ti,y . , . d Y n ?kwH,G a #v r? ” at Lab / tt4,5 i�a; �� +� +,burr. �+ rj,� a�kFw�>G6�??",G :a �2'��1;�4W�t': .1 1�y `�C<; 1� � � � �dy s;*' �" ,C. �;.�. ,+r^.,r. law .,4,0,i fl*N0 4; ,, ,i. . Y, ,I ,v. . . ,:. r` Y 0. „r aP :,'+ .r "�. ,2.tit . + :, 1;b; .r:a, " , w .uft,4 .x a }v:ra.i�'� .nRS e r ,..!m , z v'€".F t : , cb 1, � r »1 b.. .,. t.i *;;,41)41w r ,1i, a gffi f. irk t — w, -[:a,�....(�a,l:?c, `�.t��Jr,�n•,�?4'�? a& .�rii.�a'��SEr w.�-�a'Y^',�`.�.i a�f PW���a^'�i 4P� �4 aE ,°a�C'r�rA ��t.L�" �4„�:”}v�'°��� Ls�1�'r��Ei=d�+y?R't�.�' Minimum gallons to flush=1 x 7.48 x 3.14 x 0.0832x water column height must be r`re-� Groundwater samples shall be collected only after z 1 well volumes Gallons to flush=0.17 x water column height(ft) g s a Std d Check uses a 7.00 ds 7.00 pH meter5.EC be he have been flushed and Temperature,pH,and EC measurements Water column'lheight=depth of well-water level standardized if result exceeds t 0.05. Std Check have stabilized to approximately±5%for each successive for 50'well whose water level is 35 feet from ground level: uses a 200 pS/cm standard measurement taken in intervals>_5 minutes. Water column height=50'-35'=15' P' — n.\i°hFnrmcIFiolrl Ch°of elFiold AnAA\ALf:Mnn d rinr nPY)nn1a Flushing Record Date:• 400:01,04#0 f TQnI r Ca d f �l P r CO '� �v �:te s� �s:��, i � � +ce '.l^ ,�� .�,• �� ifit" to ; Well , a' # . . �.,. o5 2„ fi .Z.44 ..�/. .Tmushed, FJushed.J a WWF''W_ifi � to .Comments Itc ci 1 )-.> C75I O l 10'1 1 \)- I CL 11I .6q 10 't 4 cf^%w,l b Z CSS I3-t t b Z (Y 11 IIo- '-• 1 c 13 .6 6,2 15 - 111)- 13,1? Lq (hd Act:11Q -(1 113 111.2- Q �/% Illi r `f,b 95 ( qj C (1//1 1D, 1 '1.4)- 69�� 11(,1 (01.w_ D-_ -lam-_ ._ _,0_ / C 2_`� 3� t�Yfi_• -2 ' '3 1Z 7 6 (46 • • Note:Temp.pli.EC must stabilize±5%for successive measurements taken in intervals_>5 minutes. ):\LablForms\Field Sheets\Monitor Well_Flushing_Record.doc .�I4 aN•., VW‘01 i,— uiVG ruo� II..i u Iii I UIJ I Kll► I pate: __ -v/ t. / ACMW FIELD MONITORING RECORD Samplers: .\ Purpose: CfQ q-• Preservative Std Check iz<Depth to Well Water -Calc' Actual / ' Depth Well Casing Column Water to Water ~��I� C Site I p# to GW Temp ; EC Bottom Diameter Height Purge Purged 0 , H2SO4 0 • Time ft °C pH i. pS/cm ft Inch ft Gallons Gallons pH= _, > pH EC COMMENTS • ACMW-15 A659302 1 fq'2 6.c,2 l 1 29.5 2 5 ia_.- ACMW-1 6 AG593a3 j qS (Z..7.2- )7 1 ,:/S- 170 29.0 2 11 ,�- /3 • AG5930 ((a)ACMW-17 0-•1 /0.(0 ( 5 30.0 2 ,(Z• Z,„ '0,0 , 1ACMW-18 - aZ4iii:i6-1(t73:1AG593 28.0 2 nit 3.--‹ f A659306 • .. ,. �` ACMW-19ai0-11) 7,1,1 I (0:A./0" g--) 20.0 2 l2P Z Trip Blank AG59 o 0 • •i Temperature of Control '"'"l' �;eti M�,kt � 1 6 Y wkf°JF17. 0f talo �"s f' 4.1 PilkIa It y7'^ti j�w 0. t'"Iwb S F, a 4�,tit;+ % 1�T k when samples ; .v,,., , .-y ., r `i µ, received �i5�'.nl-. ,� � �, :,. ,. �. � � �� �.F� �� �k '�i ,�� ,�� ��'- s °,--`� �,�,„' �; �.. ���; ,, 4 r' t �1,�.�e'1 ., r,, v ., $.,?fit ,.vi' . .; . { a'} .x�','y,{3((ya, r R' ”l; t''i dry ; ''"gar.*:4,,�.-, n 6:^',..)h�r�.� .,c `.�}'r,,,,`�c,�yii,j t�t+'L,:'�� y��!i �.1i�•�'•'�P�±� �d.i' .. �'a. �y`, r^�". �r.�'4',v t5 ns k.,,' oft, ,''� ( 4"'xY..or„ '�X'.,P' "i 1.+�'.- J���I�" at L �{s.,t^..,,t. • iyy��II.��.'1� �'' ;k-:.�X .�; , . „t „`k •R8 �hR7� II, ��" ''rte' ,�'�P �. ;3T X�``�.i�5� ¢., m .�¢i,� �' k,i yy��•C�ta r.:*jr Lab �},` a' c, .,:ni'7 i . "4' .:0 a ? S} • I '�° %. t '<. „. y j.• S Y ;Tpi, �It' $ . 1'*. r '' r.;;?.5,.t1 �t,4 '`",� g`, ��,, cx ,.1. � L ,e i r. fir. y r .•r�,�,q `f J s.,y a ,. `'. seS a y ' ,1;;;,'f ilk><`. nitt 1�7 k gIL'.,. . .kms„LLI�.r{`��r� d°*a y6tal .'i„:sp�.iik. �1 . ' '.-.t �i,, ; .` ;.,�5,.V+' . 7�a.y. I F i sst'j�kY J1t, d 1..�?!h .. Rl M� t' ��L 1. k 1�"i �� `#"e7� �:; ��� °�' s�,, d i,"l¢�'�'` yrK+�i �>.Z:R �'cYt v",.s:y, 5, �:��,. .d` ,K �. : { a"!9 .y.;x,V!'4.:::' ,$'^���4� �.1 I.a� d iyI""�:s;��=h`� samples shall be collected onlyafter>_ Minimum gallo�'s to flush=1 x 7.48 x 3.14 x 0.0832 x water column height "��'r, 1 well volumes Gallons to flush=0.17 x water column height(ft) pH Std Check uses a 7.ce buffer.pH meter must be re- Groundwaterhave been flushed and Temperature,pH,and EC measurements Water column height=depth of well-water level standardized if result exceeds 7.00±0.05.EC Std Check have stabilized to approximately±5%for each successive for 50'well whose water level is 35,feet from ground level: uses a 200 pS/cm standard measurement taken in intervals z 5 minutes. Water column height=50'-35'=15' 1141 oh\CnrmeLCinlrl SheelelPielri A(`MLM.rrn,on 9 rine. Flushing Record Date: ., V" • Tp: ! � �Amute_'ss Gallons °C PH �� pS / Well s Time Flushed. ;Flushed:' ±5% „±.5% ±5% Sampler: Comments .µ C1 1,v' (qq Cc/ f Li.C .6 2zy �,t / it e(O,752 ' (E& ) ( , it(- " )CII rc(9:3 IL I 27 AC(A-rw- PG - 2 ( !Lc 63( .741.9 /0(ye 1011 9- ! b 11,.`1 (,)3q 13. 1 /c2.6. i P-,1 6- (1). 3:7 ACA\ i-Il / 3 '2 2 la-c -3 `fir q �>t4vi e lay (052 (!D f 1, /0,0 10r( G. 33 cie4 — IA) 16 1133 _ 12..1 6_23 1 C3 ti 3 11113 ! 13 12,1) ACe''-okt,- (c 11c3 2 _ 2 13, 7 0.011 STAf 1�s� ft( / (;,o 6f', Y% 12-6s (y.z- 6,a 1/. 7 Note:Temp,pH.EC must stabilize±5%for successive measurements taken in intervals>_5 minutes. ):\Lab\Forms\Field Sheets\Monitor Well_Flushing_Record.doc