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HomeMy WebLinkAboutReclamation Permit Monitoring Report 1st Quarter 2018 el4eC 1950 dater F'ub'lic Utility district 1275 Meadow Crest Drive•South Lake Tahoe•CA 96150-7401 f hone 530 544-6474•Fax 530 541-0614•www.stpud.us April 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, 1st Quarter 2018 Dear Ms. Kouyoumdjian, Enclosed is the South Tahoe Public Utility District's 2018 1st quarter self-monitoring report for January through March 2018. 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) No wastewater was pumped to the ERB during this quarter. There was no wastewater remaining in the ERB on March 31, 2018. The ERB was inspected on January 3, 2018 and February 15, 2018; the reports are attached. Export Pipeline The District's Final effluent export pipeline route was inspected on February 6, 2018. No damage to the pipe was found. The report is attached.. Wastewater Reclamation Permit Compliance This monitoring program provides for continuous surface water monitoring, except during the months of December, January and February when only SW-01, SW-05, and SW-06 are monitored. 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. 4 Export Pipeline Inspection Report: 1 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 42 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: Irvin Jim, Woodfords Community Council Chairman 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\2018 1st Quarter Report doc 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, R0FESSo� . .�� \A O. -r 4< 4," leewi , ; C 82309 * . /7//g * : 0 dull. �t� 0 caw Shannon Cotulla Assistant General Manager / Engineer scotulla@stpud.dst.ca.us D:\Lahontan\Reports\2018 1st Quarter Report.doc Operational Problems and Major Maintenance Activities January— March 2018 Wastewater Treatment Facilities • There were no notable changes at the WWTP during the period Wastewater Conveyance System • Sewer Pump Stations o Replaced #2 Pump with spare pump at the Ponderosa Sewer Pump Station. o Plumbed in new suction and discharge pressure switches on all 4 pumps at the Luther Pass Pump Station. o Replaced wear rings on #1 Pump at the Al Tahoe Sewer Pump Station. o Replaced check valves on #1 Pump and #2 Pump at the Ski Run Sewer Pump Station. o Changed out vacuum pump and a vacuum valve at the Fallen Leaf Main Sewer Pump Station. o Installed rebuilt at the Al Tahoe Sewer Pump Station. • Collection System o Pro-Pipe lined twenty-seven feet of the 30" pipe that runs from the Old Al Tahoe Wet Well Sewer Pump Station to the manhole AT#1. o Pro-Pipe lined twelve feet of badly cracked sewer main on Cochise Circle, between manholes UT1769 and UT1768. Alpine County Disposal Facilities • There were no modifications or additions to, or any major maintenance or construction conducted on, or any major problems occurring at the disposal facilities in Alpine County for January— March. Page 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT 5/3/2018 WASTEWATER TREATMENT PLANT MONTHLY REPORT 9'54 AM January 2018 < 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 1/1/2018 Mon 4.20 6.2 4.42 324 12.3 234 5.3 1/2/2018 Tue 3.87 5.2 4.13 1/3/2018 Wed 3.74 5.0 4.04 , 1/4/2018 Thu 3.71 4.8 4.27 0.11 Rain 1/5/2018 Fri 3.81 4.7 4.32 0.01 Rain 1/6/2018 Sat 4.01 5.4 4.25 0.64 Rain 283 12.1 212 5.9 1/7/2018 Sun 3.63 5.1 3.75 1/8/2018 Mon 3.31 4.2 3.66 0.13 Rain 1/9/2018 Tue 3.28 4.1 3.63 0.16 Rain 1/10/2018 Wed 3.17 3.9 3.48 202 8.3 199 4.2 1/11/2018 Thu 3.17 3.9 3.67 1/12/2018 Fri 3.42 4.1 3.74 1/13/2018 Sat 4.03 5.2 4.04 268 8.5 208 4.2 1/14/2018 Sun 4.03 5.4 4.20 1/15/2018 Mon 3.54 5.0 4.00 276 6.8 188 3.3 1/16/2018 Tue 3.08 4.1 3.30 1/17/2018 Wed 2.90 3.8 3.38 1/18/2018 Thu 3.06 3.7 3.63 0.23 Snow 1/19/2018 Fri 3.38 3.8 3.62 0.23 Snow 1/20/2018 Sat 3.90 5.1 3.87 256 6.0 197 2.4 1/21/2018 Sun 3.67 5.2 3.63 1/22/2018 Mon 3.20 4.3 3.65 1/23/2018 Tue 3.14 3.9 3.35 1/24/2018 Wed 3.09 3.8 3.66 0.24 Snow 218 5.0 160 1.7 1/25/2018 Thu 3.10 3.9 3.10 0.37 Snow 1/26/2018 Fri 3.44 4.2 3.77 1/27/2018 Sat 4.01 5.2 4.42 282 6.7 216 2.4 1/28/2018 Sun 3.69 5.4 3.66 1/29/2018 Mon 3.22 4.2 3.41 1/30/2018 Tue ` 3.08 3.9 3.31 225 5.6 190 1.9 1/31/2018 Wed 3.04 3.8 3.34 Permit Max 7.7 45 60 Permit Min Permit Ave 30 30 Total 107.92 140.5 116.70 0.00 0.00 2.12 2334 71.2 1804 31.3 Maximum 4.20 6.2 4.42 0.00 0.00 0.64 324 12.3 234 5.9 Minimum 2.90 3.7 3.10 0.00 0.00 0.01 202 5.0 160 1.7 Average 3.48 4.5 3.76 0.24 259 7.9 200 3.5 #Tests 31 31 31 0 0 9 9 9 9 9 c Page 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT 5/3/2018 WASTEWATER TREATMENT PLANT MONTHLY REPORT 9:54 AM January 2018 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 1/1/2018 Mon 7.40 7.98 9.6 1 < 1 302 279 1/2/2018 Tue 7.49 7.82 6.3 < 1 < 1 40.7 38.7 1/3/2018 Wed 7.47 7.84 5.8 < 1 < 1 1/4/2018 Thu 7.41 7.81 5.5 < 1 < 1 1/5/2018 Fri 7.39 7.74 5.6 < 1 < 1 1/6/2018 Sat 7.39 7.70 9.0 < 1 < 1 1/7/2018 Sun 7.49 7.82 5.7 < 1 < 1 1/8/2018 Mon 7.48 7.80 6.0 < 1 < 1 37.9 32.9 1/9/2018 Tue 7.31 7.79 6.2 < 1 < 1 1/10/2018 Wed 7.40 7.74 6.4 < 1 < 1 258 254 1/11/2018 Thu 7.61 7.87 7.3 < 1 < 1 1/12/2018 Fri 7.55 7.92 14.0 < 1 < 1 1/13/2018 Sat 7.58 7.98 13.0 < 1 < 1 1/14/2018 Sun 7.49 7.88 10.0 < 1 < 1 1/15/2018 Mon 7.30 7.82 6.6 < 1 < 1 267 262 1/16/2018 Tue 7.38 7.82 8.7 < 1 < 1 1/17/2018 Wed 7.39 7.70 7.2 1 < 1 1/18/2018 Thu 7.39 7.80 11.0 1 < 1 1/19/2018 Fri 7.44 7.78 6.2 < 1 < 1 1/20/2018 Sat 7.42 7.79 7.6 < 1 < 1 1/21/2018 Sun 7.46 7.90 5.8 < 1 < 1 1/22/2018 Mon 7.36 7.74 5.8 < 1 < 1 1/23/2018 Tue 7.42 7.82 5.8 < 1 < 1 1/24/2018 Wed 7.38 7.82 6.2 < 1 < 1 267 258 1/25/2018 Thu 7.47 7.80 6.4 < 1 < 1 1/26/2018 Fri 7.41 7.74 6.2 < 1 < 1 1/27/2018 Sat 7.49 7.72 6.3 < 1 < 1 1/28/2018 Sun 7.37 7.71 7.2 < 1 < 1 1/29/2018 Mon 7.35 7.84 6.1 < 1 < 1 1/30/2018 Tue 7.32 7.66 6.1 < 1 < 1 1/31/2018 Wed 7.47 7.74 6.4 < 1 < 1 Permit Max 9.00 23 Permit Min 6.50 Permit Ave Total 230.28 241.89 ' 226.0 31 31 78.6 71.6 1094 1053 Maximum 7.61 7.98 14.0 1 1 40.7 38.7 302 279 Minimum 7.30 7.66 5.5 1 1 37.9 32.9 258 254 Average 7.43 7.80 7.29 1.0 1.0 39.3 35.8 274 263 #Tests 31 31 31 31 31 2 2 4 4 Page 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT 5/3/2018 WASTEWATER TREATMENT PLANT MONTHLY REPORT 10:50 AM February 2018 < 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 2/1/2018 Thu 3.09 3.8 3.67 2/2/2018 Fri 3.36 4.0 3.46 2/3/2018 Sat 3.86 5.0 4.11 263 7.2 210 3.5 2/4/2018 Sun 3.67 5.4 3.83 2/5/2018 Mon 3.31 4.6 3.53 2/6/2018 Tue 3.10 3.9 3.28 2/7/2018 Wed 3.05 4.0 3.51 259 5.1 239 2.2 2/8/2018 Thu 3.07 3.8 3.31 2/9/2018 Fri 3.75 4.1 3.75 2/10/2018 Sat 3.82 4.9 3.52 248 7.6 186 4.9 2/11/2018 Sun 3.67 5.4 4.13 0.00 Snow 2/12/2018 Mon 3.20 4.1 3.44 0.00 Snow 2/13/2018 Tue 3.10 3.9 3.26 0.00 Snow 2/14/2018 Wed 3.08 3.9 3.54 215 5.4 196 2.9 2/15/2018 Thu 3.10 3.8 3.31 2/16/2018 Fri 3.42 4.1 3.79 2/17/2018 Sat 4.05 5.2 4.17 284 9.4 266 5.2 2/18/2018 Sun 4.20 6.1 4.28 0.11 Snow 2/19/2018 Mon 3.76 5.5 4.10 295 10.0 194 4.2 2/20/2018 Tue 3.38 4.4 3.70 2/21/2018 Wed 3.32 4.5 3.77 2/22/2018 Thu 3.32 4.2 3.41 0.35 Snow 2/23/2018 Fri 3.57 4.1 3.87 0.04 Snow 2/24/2018 Sat 3.97 5.1 3.99 269 9.9 219 6.2 2/25/2018 Sun 3.68 5.4 3.94 2/26/2018 Mon 3.23 4.1 3.39 0.10 Snow 260 6.9 187 3.2 2/27/2018 Tue 3.12 3.9 3.38 2/28/2018 Wed 3.11 3.9 3.29 Permit Max 7.7 45 60 Permit Min Permit Ave 30 30 Total 96.36 125.1 102.73 0.00 0.00 0.60 2093 61.4 1697 32.2 Maximum 4.20 6.1 4.28 0.00 0.00 0.35 295 10.0 266 6.2 Minimum 3.05 3.8 3.26 0.00 0.00 0.00 215 5.1 186 2.2 Average 3.44 4.5 3.67 0.09 262 7.7 212 4.0 #Tests 28 28 28 0 0 7 8 8 8 8 Page 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT 5/3/2018 WASTEWATER TREATMENT PLANT MONTHLY REPORT 10:50 AM February 2018 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 2/1/2018 Thu 7.39 7.80 6.8 < 1 < 1 2/2/2018 Fri 7.45 7.63 6.6 1 < 1 2/3/2018 Sat 7.38 7.74 6.2 < 1 < 1 2/4/2018 Sun 7.36 7.67 5.8 1 < 1 2/5/2018 Mon 7.37 7.74 5.7 1 < 1 2/6/2018 Tue 7.44 7.73 7.8 < 1 < 1 2/7/2018 Wed 7.33 7.74 6.3 < 1 < 1 286 262 2/8/2018 Thu 7.43 7.80 5.8 < 1 < 1 2/9/2018 Fri 7.47 7.84 6.2 < 1 < 1 2/10/2018 Sat 7.52 7.82 6.3 < 1 < 1 2/11/2018 Sun 7.48 7.94 6.4 < 1 < 1 2/12/2018 Mon 7.42 7.80 6.0 1 < 1 30.7 2/13/2018 Tue 7.41 7.87 6.3 1 < 1 2/14/2018 Wed 7.43 7.74 6.3 < 1 < 1 277 264 2/15/2018 Thu 7.48 7.66 6.3 < 1 < 1 2/16/2018 Fri 7.55 7.73 5.9 < 1 < 1 2/17/2018 Sat 7.36 7.75 6.6 < 1 < 1 2/18/2018 Sun 7.59 7.76 8.2 < 1 < 1 2/19/2018 Mon 7.44 7.90 6.5 < 1 < 1 206 265 2/20/2018 Tue 7.51 7.93 6.1 < 1 < 1 2/21/2018 Wed 7.47 7.78 6.8 < 1 < 1 2/22/2018 Thu 7.49 7.83 6.4 < 1 < 1 2/23/2018 Fri 7.46 7.78 12.8 < 1 < 1 2/24/2018 Sat 7.46 7.76 6.6 < 1 < 1 2/25/2018 Sun 7.43 7.73 6.1 < 1 < 1 2/26/2018 Mon 7.36 7.78 6.0 1 < 1 2/27/2018 Tue 7.55 7.72 6.2 < 1 < 1 2/28/2018 Wed 7.53 7.77 6.3 < 1 < 1 Permit Max 9.00 23 Permit Min 6.50 Permit Ave Total 208.56 217.74 185.3 28 28 0.0 30.7 769 791 Maximum 7.59 7.94 12.8 1 1 0.0 30.7 286 265 Minimum 7.33 7.63 5.7 1 1 0.0 30.7 206 262 Average 7.45 7.78 6.62 1.0 1.0 30.7 256 264 #Tests 28 28 28 28 28 0 1 3 3 Page 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT 4/10/2018 WASTEWATER TREATMENT PLANT MONTHLY REPORT 10:23 AM March 2018 < 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 3/1/2018 Thu 3.08 3.8 3.70 0.64 Snow 3/2/2018 Fri • 3.21 3.8 3.38 1.02 Snow 3/3/2018 Sat 3.66 4.7 3.63 0.31 Snow 278 18.6 207 8.1 3/4/2018 Sun 3.58 4.7 3.89 3/5/2018 Mon 3.24 4.2 3.49 3/6/2018 Tue 3.16 4.0 3.36 3/7/2018 Wed 3.13 3.8 3.44 272 19.1 264 10.2 3/8/2018 Thu 3.22 3.9 3.54 3/9/2018 Fri .3.43 4.1 3.93 3/10/2018 Sat 3.92 4.9 3.87 0.14 Rain 242 22.8 192 14.0 3/11/2018 Sun 3.64 5.1 4.14 3/12/2018 Mon 3.44 4.2 3.96 3/13/2018 Tue 3.66 4.9 4.20 0.76 Snow 3/14/2018 Wed 3.48 4.1 3.88 0.14 Snow 206 17.1 168 16.5 3/15/2018 Thu 3.43 4.1 3.23 0.39 Snow 3/16/2018 Fri 3.44 4.2 4.20 1.27 Snow 3/17/2018 Sat 3.92 5.0 3.92 0.07 Snow 239 21.2 171 20.8 3/18/2018 Sun 3.79 4.9 4.20 3/19/2018 Mon 3.38 4.4 3.68 3/20/2018 Tue .3.63 4.5 4.18 0.40 Rain 3/21/2018 Wed 5.11 5.3 5.79 0.88 Rain NV NV 148 15.0 3/22/2018 Thu 8.03 10.2 8.05 2.86 Rain 3/23/2018 Fri 5.29 6.2 7.69 3/24/2018 Sat 5.11 6.3 5.49 0.12 Snow 175 12.8 140 11.2 3/25/2018 Sun 4.73 6.2 4.65 3/26/2018 Mon 4.33 5.3 4.94 3/27/2018 Tue 4.30 5.2 4.86 NV NV 190 6.9 3/28/2018 Wed 4.39 5.4 5.08 3/29/2018 Thu 4.47 5.5 5.21 3/30/2018 Fri 4.61 5.6 4.93 3/31/2018 Sat 4.85 6.0 5.69 NV NV 195 5.8 Permit Max 7.7 45 60 Permit Min Permit Ave 30 30 Total 124.66 154.5 138.20 0.00 0.00 9.00 1412 111.6 1675 108.5 Maximum 8.03 10.2 8.05 0.00 0.00 2.86 278 22.8 264 20.8 Minimum 3.08 3.8 3.23 0.00 0.00 0.07 175 12.8 140 5.8 Average 4.02 5.0 4.46 0.69 235 18.6 186 12.1 #Tests 31 31 31 0 0 13 6 6 9 9 Page 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT 4/10/2018 WASTEWATER TREATMENT PLANT MONTHLY REPORT 10:23 AM March 2018 pH Chlorine <Final Total Coliforms> Total Nitrogen TDS Units mg/L MPN/100 mL mg/L mg/L Date Day Raw Final Final Total qday-Median Raw Final Raw Final 3/1/2018 Thu 7.42 7.66 6.8 < 1 < 1 3/2/2018 Fri 7.48 7.82 6.5 < 1 < 1 3/3/2018 Sat 7.45 7.81 6.2 < 1 < 1 3/4/2018 Sun 7.51 7.86 6.0 < 1 < 1 3/5/2018 Mon 7.51 7.87 5.8 < 1 < 1 35.4 3/6/2018 Tue 7.34 7.67 5.8 < 1 < 1 3/7/2018 Wed 7.30 7.79 6.0 < 1 < 1 268 266 3/8/2018 Thu 7.45 7.70 6.8 < 1 < 1 3/9/2018 Fri 7.46 7.65 6.5 < 1 < 1 3/10/2018 Sat 7.42 7.72 6.5 < 1 < 1 3/11/2018 Sun 7.46 7.80 6.3 < 1 < 1 3/12/2018 Mon 7.33 7.61 6.5 1 < 1 25.4 3/13/2018 Tue 7.36 7.74 6.8 < 1 < 1 279 257 3/14/2018 Wed 7.35 7.84 6.9 < 1 < 1 3/15/2018 Thu 7.49 7.73 9.7 < 1 < 1 3/16/2018 Fri 7.40 7.77 7.8 < 1 < 1 3/17/2018 Sat 7.44 7.66 8.6 < 1 < 1 3/18/2018 Sun 7.46 7.86 7.4 < 1 < 1 3/19/2018 Mon 7.37 7.75 6.7 < 1 < 1 3/20/2018 Tue 7.34 7.69 6.6 < 1 < 1 245 270 3/21/2018 Wed 7.24 7.64 7.3 < 1 < 1 3/22/2018 Thu 7.36 7.44 10.0 < 1 < 1 3/23/2018 Fri 7.52 7.40 8.1 < 1 < 1 3/24/2018 Sat 7.33 7.56 8.0 < 1 < 1 3/25/2018 Sun 7.54 7.75 6.9 < 1 < 1 3/26/2018 Mon 7.31 7.56 7.6 < 1 < 1 3/27/2018 Tue 7.24 7.70 7.4 < 1 < 1 32.5 25.3 250 240 3/28/2018 Wed 7.34 7.71 7.0 1 < 1 3/29/2018 Thu 7.44 7.56 6.2 < 1 < 1 3/30/2018 Fri 7.38 7.74 5.6 < 1 < 1 3/31/2018 Sat 7.41 7.74 7.3 < 1 < 1 Permit Max - 9.00 23 Permit Min 6.50 Permit Ave Total 229.45 238.80 217.6 31 31 32.5 86.1 1042 1033 Maximum 7.54 7.87 10.0 1 1 32.5 35.4 279 270 Minimum 7.24 7.40 5.6 1 1 32.5 25.3 245 240 Average 7.40 7.70 7.02 1.0 1.0 32.5 28.7 261 258 #Tests 31 31 31 31 31 1 3 4 4 Page 3 SOUTH TAHOE PUBLIC UTILITY DISTRICT WASTEWATER TREATMENT PLANT NUMBER OF VIOLATIONS 2018 Parameter #Tests Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Compliance Total Plant Inflow;7.7 MGD;Dry Weather 90 0 0 0 0 100.0% 2-Hour Peak Inflow; 18.5 MGD 90 0 0 0 0 100.0% BOD,30 Day Ave:30 mg/L 3 0 0 0 0 100.0% BOD,Max:45 mg/L 23 0 0 00 100.0% SS,30 Day Ave:30 mg/L 3 0 0 0 0 100.0% SS, Max:60 mg/L 26 0 0 0 0 100.0% pH,6.5 to 8.5 90 0 0 0 0 100.0% Total Coliforms,Max:240 MPN/100 mL 90 0 0 0 0 100.0% Total Coliforms,7-day Median:23 MPN 90 0 0 0 0 100.0% Total 505 0 0 0 0 0 0 0 0 0 0 0 0 0 100.0% South Tahoe Public Utility District ERB Inspection Date of Inspection: t 1 Performed by: e e 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: 0.k Vegetation control: a c,n 44_0 ss c Overflow Spillway: at-- Stairs ;--Stairs North: ,jjA Stairs South: ,t/4 Top Fill Structure North: a K Top Fill Structure South: p Drain Valve North: r'z efN S(/ p Drain Valve South: u k Perimeter Fence & Gates: wag lc Valve House: 0 1< Comments: %)e, ll `c' ttwd'Pr( E : , WeHi'.d tea/id 4.0 �n Det e r Ric, a tvget) 1t :�' i v f- [/✓ �w to 5 " ,„ 0,:,L) Date of Inspection: 1-3--!i Performed by: ''(,;,, ,c) ( f ( ( ( r „' f r r ▪ + + + + + + + + + + .+. n" alve House + + + + + + + + + , f Outlet Valve : • h s _— ♦ • i i + ♦ + + + + +• r+ t am~ ,i -Nom-Pond y , Stairs �' t:‘, ▪ + ,,i + + + + + -.-+_ .- �1 + t ,.,. 't . •..,..„,.....„_,„ • ........_ •• ,„„...........,--..L.,..,.._........----,. --,-,....,„ ... ,r, C • t ' . u,m -\e..2i O. t + + + t + + + '+' ""k ! ; Outlet halve , r t \ 4. + + + i �;� / + + + -..$ li South Pond / ii ., '\' . i ,t,f /..... ( \'',...----,,,,,,.........--,,,.,,A '-....—(,) , i• J.:. i it+ ' ; 40 ' t ♦ + Stairs ,, s: "'..Z.:"'''' l''..... .,S. . Q , „Z s ▪ + 4 + + + + + + + + 4. , s-- + + + + + + + + + + + 1 1 1 1 1 1 ! South Tahoe Public Utility District ERB Inspection Date of Inspection: Performed by: 2i /'4 ; f 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: ii/A- Vegetation control: S PRI W6 we T 54D Overflow Spillway: 0 Stairs North: A/4 ---- Stairs South: N 4 —� Top Fill Structure North: p Top Fill Structure South: ,o Drain Valve North: , Drain Valve South: 0 K Perimeter Fence&Gates: FF0 IA/pg Valve House: 0 lc Comments: 5 T E r Wo f of elUCE 111 + 1 7 .5 b e' . ��.�� ` ,�R ����' 171 14aa: is �.. rw �.� �'��� T �,�� ;�, �'•�'{-"'" ;' ' Date of Inspection: /'1$' j$ Performed by: TeRg. tpc E.406 Li Y 1' I' 1' 1' !' V V =-- + + + + + + + + + + + .� Valve House S T r• s.+r �r.r x t • 1, =� + ilie) + + + + + + ♦ , '1'. . ilin : outlet Velre : ,i t «� + i + T + + + � I + + . t i W fill' North Pond :'.:' ! Stairs r 14. .t s � R - ii '... 4. L'.\ ' I ' , -., ' "I--' —'N -14111"7--:— . / ,�.7 r �� �' j ` .i # + + +-1? + + + ♦ a'.., t i —a\ . . of M Outlet Valve t, i"- + • + 4 ♦ i + + + '"‘ 1 t 1 South Pond i / ,', if. ....r 1 i; ..,:rt .1"� + + + + + ,r + + 4 Im+ }it r—ry y._ . ..-(1) ,........---,....,,j, - , 1 ; ,.. '7 tj+ if i `' ,... . Stairs 4 + •,,,. `'''►.,.,� + + + + emery 4 -�-- C' • + + + + + + + + + + + 'Z • + + + + + + + + + + + `'ft t t I, f 1, t 1� I, 1 t t SOUTH TAHOE PUBLIC UTILITY DISTRICT MEMORANDUM Date: February 8, 2018 To:, RICHARD SOLBRIG, SHANNON COTULLA, TIM BLEDSOE, RY POWERS From: BILL OTTO Topic: Export Line Check ************************************************************** On 2/6/18, Dan Huber, BILL OTTO, ROSS COLE, conducted our check of the District's export line from the treatment plant to station 564+06 near the Harvey Place reservoir. No damage to the pipe was found. BILL OTTO Inspector CC Terry Powers EXPRT1 000.MEM Sample Sites .... .. .., .. , .,. •.,.. .,• ................. ........,.w.,,,..rx�w, , ,,.., r•,n.-�,.,,,.•r.•....,e,r^.�rc«.,��.,.,...r.a�.;�r.,,.;r..,.,,•nn: -rn...-.r,mmm+r,.+r:,, .�nr .,.,,•N V.,1i,.. .,!,r ^mn.,r.. n^5^,nmr.•r,.! +n.* .nm..r. r.mt;r. r Ta n 1 I^.!Mnlrn.lq? 'Tt�S"�,f. ��r*mrmm i !^..I M �1� ..f.^ ""�.� m rr^• r,+•r^ r.rr nq^m nin n �1, ,I u. I �` X11 :Pte, ,.I�rr II F r• L'gf0. e• rl.r Lon �t O Locatip ,, h �i., !I „ �, , :Ir ;'; .r�� ;4 ,;"Type,�,Sample ;5 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 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 Celio 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 Arant 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:\Lahontan\Sample Sites\Lahontan Report-Sample Sites.xls Page 1 of 2 Sample Sites ' r,na ,•rar ,nrr ur,,x,r>pen"I.;^;'ICI .. .. ...:M ..,,n :,:7;7:7":71775777,. w�+rxn ,r tl I. �egryrmn+,rm�+, .y.n+.n,ry.i., ;INI MiM^' CO' I, IM�i I 9 �H h f '`Type'Sample 14#6777:7177,77371.1411040-777,Loing��ud'e,,�`, .'Location�l.r�,.Ly'L..,,: ,;.J 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 -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 MW05-50 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 MW11 38.9238680 -119.9677190 250 ft south east of North Gate(to Al Tahoe Blvd) Monitoring Well MW12 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 -119.777411 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 • � 'r ��t. 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Y'•i' ''..• • '• t ,Z1 :::.46.410 I ppt•� • ‘ ar -' ,,.(�'� •,•,•. ,•;1!'•11:4; `Ir 'ii • 1 ,,s/ • 9 ,..� I ,i • • '-1.•.,••,!,.,!.•, r I :;-01.,i7,'-...,. • w ...... •,,,t{ • • .1 i• /// 'IA, :4=:Bl YIION ; • k:Alt�f�` 1 1 t/IIr ; 10,. 1•r '•-.• '1•.S'•...••.•� .? ,4 ",,,,,e',...•1• ••• 1GG' .:I / _ . `t J� r • • ••• v 1 ...;.i; .,ti • f • 1 EXPLANATION by.1119' : �•. ` • } {' rl :r t a ;p,A 1, #•``I`t,�.`«' ,''.. ••.I'•.'• t♦.r'rr�� 11 `1 .;,.:*',,,,,,,,1,,,."' ;Z ":• i',.: ', ;u+ • MONITOR WELL 1 i• r '� /.....,..,,,•,••••;:i....;\..�.1. J ,\ .��►v L5 / �•;',..t:',',..,.....,,430,.f 1 ,'1-\`K: . +v • PRIVATE WELL '1,1,:y: .1 � / ttt•••,`1.,�M! � .+; .4. � :V 1 .�,J./ I 'l i� c,Y/r..� I 1 a 1• .,i:,......,•...,:..1,•: :::.,1.,:„,..•,...` 1•'' ..'}•.:•. -, 'f. ' >' _ j„i,:..r.;,;.'• +•:,i•• am Irrigation-Recyled-23 Water • _.'„ 1 %• • '•/. -' • • } + • 1...,,-; I C «:1 im•gat[on-Blended Recycled INoter I ! , , `r ' ' �t 1t • I`• • `• .11''k'., ,1 • '.11.• ••,i: •` •rpt• . .,.• '1 - ,,1- '.."i.,..,....`":.:,,•. ., , l ',' I 1 ''' !'' I • 1 1`.l I `s;{,r/;•, • 1 y+, •••Ir �' ',I ,..14...1, ,4,:i,,',.."..•';V :j 4 1 , , , 1 , t r 1 1 ,500 C000 Foul SOUTH TAHOE PUBLIC UTILITY DISTRICT " RECYCLED WATER MONITORING PROGRAM W '''‘,1 , WELL LOCATIONS • 1,,,,,,,,,,,,,,,„,„„„........_ CARSON VALLEY GROUNDWATER BASIN (6-6) ALPINE COUNTY, CA S Pam:X..1.13 ao,n.Co.ty lO 11 ntf•sws 7.z 7 nud 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 01/01/16 743 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 01/01/18 878 2,922 02/01/18 1,177 2,623 03/01/18 1,410 2,390 E:\HPR\HPR Current Storage-Lahontan_Report.xls Acre-feet -� -� N N W W -p 01 O U1 O 01 O U1 O O O O O O O O O CD O O O O 0 O O O 01/16 02/16 03/16 04/16 05/16 06/16 07/16 08/16 09/16 % A) 10/16 11/16 0 12/16 (D 01/17 C. 02/17 03/17 • 04/17CD 05/17 06/17- Va C/) - u 07/17 0 08/17 � i simig 09/17 (,Q 0 CD "Z 10/17 11/17 12/17 01/18 02/18 03/18 04/18 05/18 06/18 07/18 08/18 09/18 10/18 11/18 12/18 Alpine County Summary Report Temp pH EC DO Alk TDS SS Turb Chloride Sulfate ACMW-01AW 01/09/2018 Main Dam 10.9 6.61 87.6 37.9 77 1.92 3.34 ACMW-01BE 01/09/2018 Secondary Dam 8.2 6.78 93.6 43.3 90 1.24 3.24 ACMW-02N 01/09/2018 Access Gate 11.9 6.68 147 60.8 107 1.83 2.62 ACMW-02S 01/09/2018 Access Gate 12.1 6.26 123 58.1 89 1.65 3.16 ACMW-04W 01/09/2018 Gansberg 12.4 6.10 204 46.7 140 16.2. 18.9 ACMW-065 01/09/2018 Celio 12.6 7.36 646 225 385 53.0 25.1 ACMW-08N 03/13/2018 Diamond Valley Ranch 11.7 6.73 171 86.7 134 1.23 1.05 ACMW-09D 03/20/2018 Diamond Valley Ranch 12.0 6.32 78.7 31.5 95 1.37 3.30 ACMW-10 03/20/2018 Diamond Valley Ranch 11.6 6.29 165 72.4 138 5.37 5.50 ACMW-11 03/20/2018 Diamond Valley Ranch 10.5 6.11 106 36.7 89 2.47 3.58 r ACMW-12 03/13/2018 Diamond Valley Ranch 10.9 6.54 106 47.6 103 1.65 2.57 ACMW-13 03/13/2018 Diamond Valley Ranch 8.2 6.08 119 52.8 128 2.37 1.72 ACMW-14 03/20/2018 Diamond Valley Ranch 9.8 5.95 80.4 31.7 71 <1.0 2.63 ACMW-15 02/06/2018 Diamond Valley Ranch 13.1 6.03 70.8 31.0 57 <2 <2 ACMW-16 02/06/2018 Diamond Valley Ranch 11.5 6.34 133 56.5 96 2.04 1.84 ACMW-17 02/06/2018 Diamond Valley Ranch 10.3 6.34 101 40.3 75 2.76 2.82 ACMW-18 02/06/2018 Diamond Valley Ranch 11.2 6.51 79.7 34.9 59 1.23 2.37 ACMW-19 02/06/2018 Diamond Valley Ranch 12.0 6.80 221 104 138 5.75 3.10 ACMW-20 03/13/2018 Diamond Valley Rd- 10.7 6.01 82.0 33.7 84 1.80 2.79 Paynesville ACMW-21 01/23/2018 River Ranch Rd 10.9 6.12 108 39.1 92 4.80 3.08 ACMW-22 01/23/2018 Fredericksburg Ln 12.0 6.13 112 37.1 90 3.22 2.12 ACMW-23 01/23/2018 Scott Brooke's Ranch by 15.0 7.19 382 172 270 4.27 19.7 Irrigation Ditch • ACMW-24 01/23/2018 Scott Brooke's Ranch by 13.2 6.52 600 168 365 49.2 34.5 Irrigation Ditch ACMW-25 01/23/2018 Access road between 10.8 6.28 177 52.0 131 8.46 7.12 Neddenriep&Brooke ranches ACMW-26 01/23/2018 Access road between 10.5 6.34 247 68.1 159 22.8 8.60 Neddenriep&Brooke ranches CONTROL 01/17/2018 East side near Post Office 9.3 6.79 245 17.6 GW-05 03/20/2018 Neddenriep 8.4 6.24 264 58.8 179 26.1 10.8 GW-08 03/20/2018 Arant Ranch house 8.5 6.01 299 48.2 201 35.3 16.1 GW-11 03/13/2018 Diamond Valley School 11.6 6.84 135 69.2 122 1.02 0.652 GW-17 03/13/2018 Diamond Valley Ranch House 11.6 6.97 150 71.0 95 1.79 0.970 Well HPR 01/03/2018 Harvey Place Reservoir 5.4 7.52 570 7.99 162 252 2.22 1.7 50.6 17.2 01/09/2018 Harvey Place Reservoir 5.5 7.81 615 02/01/2018 Harvey Place Reservoir 7.3 7.29 577 8.37 168 258 1.54 1.7 52.8 17.3 03/06/2018 Harvey Place Reservoir 2.8 8.44 607 13.40 166 246 4.52 2.2 52.2 16.7 HVC-1 01/17/2018 HVC @ Pioneer Trail 3.2 7.18 58.7 0.968 02/13/2018 HVC @ Pioneer Trail 0.10 7.24 114 1.05 03/20/2018 HVC @ Pioneer Trail 1.2 7.17 54.3 0.920 HVC-2 01/17/2018 HVC 250'Upstream Pond#2 1.6 6.82 57.3 1.64 02/13/2018 HVC 250'Upstream Pond#2 0.40 6.65 67.0 2.05 Results resported as mg/L except EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp asC NC=Not counted Page 1 of 8 Alpine County Summary Report Temp pH EC DO Alk TDS SS Turb Chloride Sulfate HVC-2 03/20/2018 HVC 250'Upstream Pond#2 1.3 6.63 57.5 1.76 HVC-3 01/17/2018 HVC 25'Downstream of 2.1 6.92 59.3 2.03 Meadow Crest 02/13/2018 HVC 25'Downstream of 0.60 6.87 70.8 2.44 Meadow Crest 03/21/2018 HVC 25'Downstream of 1.6 6.60 55.1 3.15 Meadow Crest HVC-5 03/13/2018 Effluent of STPUD Drainage 7.8 6.76 143 56.7 80 30.3 Pipe along Meadow Crest 03/21/2018 Effluent of STPUD Drainage 0.60 6.80 70.7 24.0 20 7.27 Pipe along Meadow Crest MW01_5 01/17/2018 SW corner of ERB 8.6 7.11 166 2.21 MW02-50 01/17/2018 South side of ERB Pond 9.9 6.48 307 32.2 MW03-50 01/17/2018 Southwest corner of ERB Pond 9.5 6.14 604 131 MW04-50 01/17/2018 Hank Monk side of ERB 7.9 6.11 98.4 9.20 MW07-50 01/17/2018 North side of ERB Pond 7.9 7.34 175 11.0 MW08-25 01/17/2018 South of Pond 1 9.8 6.18 446 21.1 MW11 01/17/2018 North of Biosolids building 8.8 6.12 237 35.6 MW12 01/17/2018 South of Biosolids Building 11.1 6.45. 718 29.3 MW13 01/17/2018 South of Pond 2 along HVC 6.4 7.22 589 29.6 SW-01 01/03/2018 Carson River Woodfords 4.3 7.17 68.5 10.95 34.1 62 0.49 0.70 0.976 1.91 02/01/2018 Carson River Woodfords 3.3 7.35 67.1 10.85 32.5 57 0.79 0.70 1.18 1.71 03/06/2018 Carson River Woodfords 0.40 7.71 78.1 12.10 35.9 60 0.70 0.83 1.28 2.05 SW-02 03/06/2018 Indian Creek Upper 0.30 7.52 95.1 12.00 47.2 75 0.55 1.5 1.01 <0.50 SW-03 03/06/2018 Indian Creek Mid 1.9 7.92 112 12.00 50.4 78 4.70 5.9 2.17 2.32 SW-04 03/06/2018 Indian Creek Lower 1.9 7.44 154 11.40 71.6 113 21.5 11 2.57 2.47 SW-05 01/03/2018 Carson River Paynesville 3.4 7.69 75.9 11.64 36.0 58 0.76 0.85 1.14 2.09 02/01/2018 Carson River Paynesville 4.0 7.50 74.8 10.87 35.1 65 1.28 1.0 1.32 1.98 03/06/2018 Carson River Paynesville 0.70 6.88 82.8 12.60 37.3 64 1.64 1.3 1.54 2.24 SW-06 01/03/2018 Carson River Stateline 2.6 7.89 80.0 11.88 38.0 64 5.24 1.2 1.28 2.21 02/01/2018 Carson River Stateline 3.6 7.36 79.3 11.32 35.7 59 1.60 0.90 1.44 2.17 03/06/2018 Carson River Stateline 1.6 7.40 84.3 12.20 37.5 60 1.61 1.2 1.68 2.35 Results resported as mg/L except EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp asC 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 01/09/2018 Main Dam 0.026 0.024 0.031 0.213 <0.010 0.134 <0.150 ACMW-01BE 01/09/2018 Secondary Dam 0.033 0.030 0.029 0.239 <0.010 0.161 <0.150 ACMW-02N 01/09/2018 Access Gate 0.023 0.049 0.031 2.00 <0.030 2.07 <0.150 ACMW-02S 01/09/2018 Access Gate 0.018 0.014 0.027 0.173 <0.010 <0.010 0.173 ACMW-04W 01/09/2018 Gansberg 0.033 <0.030 0.035 1.73 <0.030 1.86 <0.150 ACMW-06S 01/09/2018 Celio 0.098 0.102 0.028 0.203 <0.020 0.022 0.181 ACMW-08N 03/13/2018 Diamond Valley Ranch 0.044 0.046 <0.020 1.75 <0.010 0.749 1.0 ACMW-09D 03/20/2018 Diamond Valley Ranch 0.058 0.056 <0.020 1.61 <0.020 1.61 <0.100 ACMW-10 03/20/2018 Diamond Valley Ranch 0.041 0.038 <0.020 0.499 0.010 0.499 <0.100 ACMW-11 03/20/2018 Diamond Valley Ranch 0.023 <0.020 <0.020 3.22 <0.020 3.12 0.100 ACMW-12 03/13/2018 Diamond Valley Ranch 0.037 0.030 <0.020 0.380 <0.010 0.380 <0.1 ACMW-13 03/13/2018 Diamond Valley Ranch 0.034 0.016 <0.020 0.922 <0.010 0.922 <0.1 ACMW-14 03/20/2018 Diamond Valley Ranch 0.025 <0.020 <0.020 1.50 <0.020 1.50 <0.100 ACMW-15 02/06/2018 Diamond Valley Ranch 0.029 <0.040 <0.020 0.581 <0.040 0.581 <0.1 ACMW-16 02/06/2018 Diamond Valley Ranch 0.048 0.045 <0.020 1.63 <0.020 1.63 <0.1 ACMW-17 02/06/2018 Diamond Valley Ranch 0.027 0.022 <0.020 0.926 <0.010 0.926 <0.1 ACMW-18 02/06/2018 Diamond Valley Ranch 0.033 0.027 <0.020 0.527 <0.010 0.527 <0.1 ACMW-19 02/06/2018 Diamond Valley Ranch 0.091 0.088 0.046 <0.1 <0.010 <0.010 <0.1 ACMW-20 03/13/2018 Diamond Valley Rd- 0.066 0.061 <0.020 0.591 <0.010 0.591 <0.1 Paynesville r ACMW-21 01/23/2018 River Ranch Rd 0.069 0.101 <0.020 0.841 <0.030 0.841 <0.1 ACMW-22 01/23/2018 Fredericksburg Ln 0.021 0.036 <0.020 2.43 <0.030 2.43 <0.1 ACMW-23 01/23/2018 Scott Brooke's Ranch by • 0.045 0.027 <0.020 1.05 <0.010 1.05 <0.1 Irrigation Ditch ACMW-24 01/23/2018 Scott Brooke's Ranch by 0.075 0.058 <0.020 1.58 <0.020 1.58 <0.1 Irrigation Ditch ACMW-25 01/23/2018 Access road between 0.045 0.031 <0.020 2.90 <0.030 2.90 <0.1 Neddenriep&Brooke ranches • ACMW-26 01/23/2018 Access road between 0.111 0.101 0.034 0.537 <0.030 0.537 <0.1 Neddenriep&Brooke ranches CONTROL 01/17/2018 East side near Post Office <0.040 5.17 GW-05 03/20/2018 Neddenriep 0.044 0.042 <0.020 4.41 <0.030 4.41 <0.100 GW-08 03/20/2018 Arant Ranch house 0.044 <0.060 <0.020 7.10 <0.060 6.90 0.200 GW-11 03/13/2018 Diamond Valley School 0.041 0.036 <0.020 0.481 <0.010 0.481 <0.1 GW-17 03/13/2018 Diamond Valley Ranch House 0.012 <0.010 0.072 <0.1 <0.010 <0.010 <0.1 Well HPR 01/03/2018 Harvey Place Reservoir 2.66 2.49 23.2 25.9 0.521 1.41 24.0 , 02/01/2018 Harvey Place Reservoir 2.55 2.74 24.9 25.7 0.448 1.26 24 03/06/2018 Harvey Place Reservoir 2.60 2.62 25.6 33.4 0.371 0.993 32 HVC-1 01/17/2018 HVC @ Pioneer Trail <0.020 <0.1 <0.010 0.048 <0.1 02/13/2018 HVC @ Pioneer Trail <0.020 3.6 <0.010 0.069 3.5 03/20/2018 HVC @ Pioneer Trail <0.020 0.139 <0.010 0.045 0.094 HVC-2 01/17/2018 HVC 250'Upstream Pond#2 0.021 <0.1 <0.010 <0.010 <0.1 02/13/2018 HVC 250'Upstream Pond#2 <0.020 1.7 <0.010 <0.010 1.7 03/20/2018 HVC 250'Upstream Pond#2 <0.020 0.178 <0.010 0.016 0.162 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 01/17/2018 HVC 25'Downstream of0.022 <0.1 <0.010 0.010 <0.1 Meadow Crest 02/13/2018 HVC 25'Downstream of <0.020 3.2 <0.010 <0.010 3..2 Meadow Crest 03/21/2018 HVC 25'Downstream of <0.020 0.356 <0.010 0.042 0.314 Meadow Crest HVC-5 03/13/2018 Effluent of STPUD Drainage 0.347 0.038 0.711 <0.010 0.170 0.541 Pipe along Meadow Crest 03/21/2018 Effluent of STPUD Drainage 0.122 <0.020 0.313 <0.010 0.062 0.251 Pipe along Meadow Crest MW01 5 01/17/2018 SW corner of ERB <0.010 0.437 MW02-50 01/17/2018 South side of ERB Pond <0.040 3.40 MW03-50 01/17/2018 Southwest corner of ERB Pond <0.040 0.748 MW04-50 01/17/2018 Hank Monk side of ERB <0.010 0.057 MW07-50 01/17/2018 North side of ERB Pond <0.010 0.449 MW08-25 01/17/2018 South of Pond 1 <0.020 0.026 MW11 01/17/2018 North of Biosolids building <0.010 0.047 MW12 01/17/2018 South of Biosolids Building <0.20 8.44 MW13 01/17/2018 South of Pond 2 along HVC <0.20 8.48 SW-01 01/03/2018 Carson River Woodfords 0.013 <0.010 0.032 0.183 <0.010 <0.010 0.183 02/01/2018 Carson River Woodfords 0.014 <0.010 <0.020 0.4 <0.010 <0.010 0.4 03/06/2018 Carson River Woodfords 0.018 <0.010 <0.020 1.82 <0.010 0.015 1.8 SW-02 03/06/2018 Indian Creek Upper 0.018 <0.010 0.021 0.1 <0.010 <0.010 0.1 SW-03 03/06/2018 Indian Creek Mid 0.050 <0.010 <0.020 0.457 <0.010 0.057 0.4 SW-04 03/06/2018 Indian Creek Lower 0.102 0.012 0.042 0.331 <0.010 0.131 0.2 SW-05 01/03/2018 Carson River Paynesville 0.013 <0.010 0.036 0.187 <0.010 <0.010 0.187 02/01/2018 Carson River Paynesville 0.012 <0.010 <0.020 <0.1 <0.010 <0.010 <0.1 03/06/2018 Carson River Paynesville 0.020 <0.010 0.021 0.117 <0.010 0.017 0.1 SW-06 01/03/2018 Carson River Stateline 0.028 <0.010 0.042 0.228 <0.010 . 0.021 0.207 02/01/2018 Carson River Stateline 0.017 <0.010 <0.020 <0.1 <0.010 0.022 <0.1 03/06/2018 Carson River Stateline 0.018 <0.010 <0.020 0.336 <0.010 0.036 0.3 Results resported as mg/L except EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp asC NC=Not counted Page 4 of 8 Alpine County Summary Report BOD Ca Mg Na K SAR %Na HPR 01/03/2018 Harvey Place Reservoir NV 19.0 4.38 47.5 11.3 2.55 56.4 01/09/2018 Harvey Place Reservoir 4.59 02/01/2018 Harvey Place Reservoir 5.00 19.3 4.42 47.5 11.5 2.54 56.0 03/06/2018 Harvey Place Reservoir 5.84 17.2 4.04 43.3 10.5 2.44 56.3 Results resported as mg/L except EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp asC NC=Not counted Page 5 of 8 Alpine County Summary Report Total E.Coli Coliform Chromo Chromo ACMW-01AW 01/09/2018 Main Dam <1 <1 ACMW-01BE 01/09/2018 Secondary Dam <1 <1 ACMW-02N 01/09/2018 Access Gate <1 <1 ACMW-02S 01/09/2018 Access Gate <1 <1 ACMW-04W 01/09/2018 Gansberg 34.5 <1 ACMW-06S 01/09/2018 Celio 1.0 <1 ACMW-08N 03/13/2018 Diamond Valley Ranch 119.8 <1 ACMW-09D 03/20/2018 Diamond Valley Ranch 209.8 <1 ACMW-10 03/20/2018 Diamond Valley Ranch <1 <1 ACMW-11 03/20/2018 Diamond Valley Ranch <1 <1 ACMW-12 03/13/2018 Diamond Valley Ranch <1 <1 ACMW-13 03/13/2018 Diamond Valley Ranch <1 <1 ACMW-14 03/20/2018 Diamond Valley Ranch <1 <1 ACMW-15 02/06/2018 Diamond Valley Ranch <1 <1 ACMW-16 02/06/2018 Diamond Valley Ranch <1 <1 ACMW-17 02/06/2018 Diamond Valley Ranch <1 <1 ACMW-18 02/06/2018 Diamond Valley Ranch 3.1 <1 ACMW-19 02/06/2018 Diamond Valley Ranch <1 <1 ACMW-20 03/13/2018 Diamond Valley Rd- <1 <1 Paynesville ACMW-21 01/23/2018 River Ranch Rd <1 <1 ACMW-22 01/23/2018 Fredericksburg Ln 165.8 <1 ACMW-23 01/23/2018 Scott Brooke's Ranch by <1 <1 Irrigation Ditch ACMW-24 01/23/2018 Scott Brooke's Ranch by <1 <1 Irrigation Ditch ACMW-25 01/23/2018 Access road between <1 <1 Neddenriep&Brooke ranches ACMW-26 01/23/2018 Access road between 8.4 1.0 Neddenriep&Brooke ranches GW-05 03/20/2018 Neddenriep <1 <1 GW-08 03/20/2018 Arant Ranch house <1 <1 GW-11 03/13/2018 Diamond Valley School <1 <1 GW-17 03/13/2018 Diamond Valley Ranch House <1 <1 Well HPR 01/03/2018 Harvey Place Reservoir 8664 <1 02/01/2018 Harvey Place Reservoir 9804 3.1 03/06/2018 Harvey Place Reservoir 613.1 <1 SW-01 01/03/2018 Carson River Woodfords 83.0 5.2 02/01/2018 Carson River Woodfords 29.2 2.0 03/06/2018 Carson River Woodfords 20.1 <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.Coll Coliform Chromo Chromo SW-02 03/06/2018 Indian Creek Upper 108.6 4.1 SW-03 03/06/2018 Indian Creek Mid 66.3 1.0 SW-04 03/06/2018 Indian Creek Lower 290.9 3.1 SW-05 01/03/2018 Carson River Paynesville 78.9 2.0 02/01/2018 Carson River Paynesville 68.3 13.4 03/06/2018 Carson River Paynesville 29.2 1.0 SW-06 01/03/2018 Carson River Stateline 95.9 14.5 02/01/2018 Carson River Stateline 81.3 3.1 03/06/2018 Carson River Stateline 49.6 2.0 Results resported as mg/L except EC as uS/cm Turbidity as NTU Colifoms as MPN/100mL Temp as C NC=Not counted Page 7 of 8 Alpine County Summary Report Colonies Colonies Filaments Filaments Filaments Filament Single # #Cells #Multi- #Cells #Single- Length Cells Celled Celled HPR 01/03/2018 Harvey Place Reservoir 0 0 0 0 0 0 0 02/01/2018 Harvey Place Reservoir 0 0 0 0 0 0 0 03/06/2018 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 01/09/2018 11:25 AG59660 9.70 5493.13 5,483.43 ACMW-01 BE Secondary Dam 01/09/2018 11:46 AG59661 19.36 5503.55 5,484.19 ACMW-02N Access Gate 01/09/2018 11:00 AG59662 8.41 5469.70 5,461.29 ACMW-02S Access Gate 01/09/2018 10:42 AG59663 . 10.55 5471.60 5,461.05 ACMW-04W Gansberg 01/09/2018 09:21 AG59664 18.50 4919.89 4,901.39 ACMW-06S Celio 01/09/2018 10:00 AG59665 15.19 5223.50 5,208.31 ACMW-08N Diamond Valley Ranch 03/13/2018 09:13 AG60423 4.67 5464.45 5,459.78 ACMW-09D Diamond Valley Ranch 03/20/2018 11:18 AG60509 35.19 5510.56 5,475.37 ACMW-10 Diamond Valley Ranch 03/20/2018 10:31 AG60510 32.82 5534.19 5,501.37 ACMW-11 Diamond Valley Ranch 03/20/2018 09:55 AG60511 23.35 5503.01 5,479.66 ACMW-12 Diamond Valley Ranch 03/13/2018 10:00 AG60424 34.04 5525.04 5,491.00 ACMW-13 Diamond Valley Ranch 03/13/2018 10:26 AG60425 11.53 5554.55 5,543.02 ACMW-14 Diamond Valley Ranch 03/20/2018 09:14 AG60512 16.49 5547.20 5,530.71 ACMW-15 Diamond Valley Ranch 02/06/2018 08:51 AG60008 23.40 5500.60 5,477.20 ACMW-16 Diamond Valley Ranch 02/06/2018 09:11 AG60009 14.00 5484.53 5,470.53 ACMW-17 Diamond Valley Ranch 02/06/2018 09:56 AG60010 17.08 5504.92 5,487.84 ACMW-18 Diamond Valley Ranch 02/06/2018 10:31 AG60011 9.00 5470.56 5,461.56 ACMW-19 Diamond Valley Ranch 02/06/2018 11:02 AG60012 7.56 5417.25 5,409.69 ACMW-20 Diamond Valley Rd-Paynesville 03/13/2018 08:35 AG60426 15.33 5090.30 5,074.97 ACMW-21 River Ranch Rd 01/23/2018 09:23 AG59842 17.91 5011.33 4,993.42 ACMW-22 Fredericksburg Ln 01/23/2018 09:55 AG59843 25.80 5019.28 4,993.48 ACMW-23 Scott Brooke's Ranch by Irrigation 01/23/2018 11:27 AG59844 19.01 4978.35 4,959.34 Ditch ACMW-24 Scott Brooke's Ranch by Irrigation 01/23/2018 12:05 AG59845 26.67 4953.25 4,926.58 Ditch ACMW-25 Access road between Neddenriep& 01/23/2018 09:21 AG59846 9.18 4942.24 4,933.06 Brooke ranches ACMW-26 Access road between Neddenriep& 01/23/2018 10:44 AG59847 12.24 4895.60 4,883.36 Brooke ranches CONTROL East side near Post Office 01/17/2018 11:181 AG59767 60.40 6345.20 6,284.80 MW01_5 SW corner of ERB 01/17/2018 11:50 AG59768 58.48 6328.00 6,269.52 MW02-50 South side of ERB Pond 01/17/2018 14:33 AG59769 45.25 6314.60 6,269.35 MW03-50 Southwest corner of ERB Pond 01/17/2018 15:01 AG59770 40.70 6310.10 6,269.40 MW04-50 Hank Monk side of ERB 01/17/2018 15:30 AG59771 33.51 6304.40 6,270.89 MW07-50 North side of ERB Pond 01/17/2018 12:20 AG59772 21.58 6302.20 6,280.62 MW08-25 South of Pond 1 01/17/2018 10:45 AG59773 10.59 6258.30 6,247.71 MW11 ' North of Biosolids building 01/17/2018 13:27 AG59774 26.60 6296.00 6,269.40 MW12 South of Biosolids Building 01/17/2018 13:57 AG59775 23.33 6288.80 6,265.47 MW 13 South of Pond 2 along HVC 01/17/2018 10:08 AG59776 6.21 6263.40 6,257.19 Alpine County Soils . pH EC Y.Sat TKN NO3-N Total P Exch P SO4 CI S2A Celio Ranch 02/14/2018 7.93 10.9 61.8 3420 1.43 1136 4.76 225 2830 S3A Bently Ranch 02/28/2018 5.54 0.301 39.1 2790 1.71 617 13.6 39 39.6 S4A Gansberg Ranch 02/14/2018 6.67 0.779 46.9 3300 18.7 731 13.8 30 51.9 S5A Gansberg Ranch 02/14/2018 5.71 0.696 35.6 2140 14.4 497 7.55 31 121 S6A Neddenriep Ranch 02/14/2018 6.36 0.542 33.9 1590 7.51 598 7.27 33 115 S7A Bruns Ranch 02/14/2018 5.75 0.271 33.7 2090 6.28 305 9.12 27 6.49 CEC Cu Mo K Ca Mg Na SAR %Na S2A Celio Ranch 02/14/2018 32.1 10.7 0.07 1131 529 517 1030 7.63 8.91 S3A Bently Ranch 02/28/2018 22.2 8.7 0.09 1021 17.3 5.62 25.0 1.34 <1 S4A Gansberg Ranch 02/14/2018 22.1 20.8 0.09 2044 51.4 12.5 86.7 2.81 2.74 S5A Gansberg Ranch 02/14/2018 15.8 20.3 0.07 909 57.7 12.4 41.9 1.30 <1 S6A Neddenriep Ranch 02/14/2018 15.1 22.0 0.09 1927 30.7 6.53 56.1 2.40 2.17 S7A Bruns Ranch 02/14/2018 13.2 26.5 0.06 2270 25.0 6.58 7.19 0.330 <1 Page 1 of 1 Sample Comments Site Date Time Comments ACMW-01AW 01/09/2018 11:25 Ammonia sample preservative may have been contaminated. ACMW-01 BE 01/09/2018 11:46 Ammonia sample preservative may have been contaminated. ACMW-02N 01/09/2018 11:00 Ammonia sample preservative may have been contaminated. ACMW-02S 01/09/2018 10:42 Ammonia sample preservative may have been contaminated. ACMW-04W 01/09/2018 09:21 Ammonia sample preservative may have been contaminated. ACMW-06S 01/09/2018 10:00 Ammonia sample preservative may have been contaminated. HVC-3 03/20/2018 14:03 Rain; No flow. LDA HVC-5 01/09/2018 07:19 No flow. Precip is amount at time of observation. HVC-5 01/09/2018 15:55 No flow. Precip is amount at time of observation. HVC-5 01/17/2018 10:32 No flow. LDA HVC-5 02/13/2018 08:45 No flow. LDA HVC-5 03/10/2018 16:11 Raining; No flow. HVC-5 03/13/2018 17:10 Rain &Snow HVC-5 03/20/2018 14:05 Rain; No flow. HVC-5 03/20/2018 20:23 Rain; No flow. LDA HVC-5 03/20/2018 20:50 Rain; No flow. LDA S3A 02/14/2018 09:24 Sampled in wrong location on East side of fence; SAMPLE DISCARDED 53A 02/28/2018 14:44 Re-sample due to original sample(02/14/18 ID#AG60110) collected in wrong location SW-07 03/06/2018 11:55 Dry SW-08 03/06/2018 12:08 Dry 1 SOUTH TAHOE PUBLIC UTILITY DISTRICT Date: EMERGENCY POND MW FIELD MONITORING RECORD Samplers: I.: „..---•6c--01--ift (14..J Purpose: .Preservative Std Check k Depth to Well Water Calc Actual Well Casing Depth to Column Water to Water S.D. (5. - Temp EC Bottom Diameter GW Height Purge Purged 0 TD-: up Q .5_t_ Site I D# Time °C pH 'S/cm ft ft ft Gallons Gallons 5cn i t '5) .H EC COMMENTS , inch -0597 6701 5 (0,111 24/c- - CONTROL V-'620,,ic ri 80.90 MWt ®5 1 , , , AG5V68 sv-ti :3 1,1,5 1 .5 11;0 (.6;, 6 TY ( Il ' 65.80 AG59769 ,,„ 1433 t't ' 0/34 Lc,25 57,k() 1,0 MW02-50 ,.„,,, -, 1, 50.90 MW03-50 50.80 2 . , r , A65971U 0 ), ( 6( 1 ' (,,--tg Ott 1(2( I 11:3 (0 11111111 ,,! . -1 ‘!,459771 ' , 1t(-2,h ' }- (0, - : • 51 00 2 33'51 11 ( ?'! - . I ( 11111111 MW04-50 77 ( A659772 , t1' 52607-3 1- (4) ,, A ,.... Lbs 0 MW07-50 52.60 2 IE _ Ar59i , _J , 4,, 0/ (i, i irkii TO 20larcr 0 ;., 1-1), /:11111111111111 MW08-25 P! 1 _ .60 2 • 1:1 t4659774 ) i:_, e -s (op I).. 2,34 MW11 41.0 2 LL°. 11(/ 6; 111111111111 - , • ,. Li E--- 1)s, 11101 1 5 MW12 1)) 11:11 (61'ti :Piq ,f u 31.50 2 ' f 4 6c077 A r i ., A )„f ,b 11 i• --' --'c, , 17,4 ,...,),: ,t,72,/ 6,.-2. /41 BIM I MWI 3 14.40 2 ' ' - ii; ,'- ,'•iT4i 21'7'n MIL t 777777,0 9771 fiq 7 ),,,,'4,1 411.k:,,4421.a.AS114441 Trip Blank A65 ,, . ,,,. „ •..4„:-,,,,,,,,.,,,,,,,,,„:,,,,,o,„,,,qtr,„,,,u,„._„,,,„,,,„,,,„,„.4„.,,„ Groundwater samples shall be collected only after__1 well volumes Gallons to fltliSh=1 x 7.48 x 3.14 x 0.083 x water column height pH Std Check us- a 7.00 buffer.pH meter must be re- 11111111 have been flushed and Temperature,pH,and EC measurements Gallons to flil!sh=0.17 x water column height(ft) s standardized if resL It 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 uS/cm andard measurement taken in intervals.. 5 minutes. for 50'well*lose water level is 35 feet from ground level: Water column height=50'-35'=15' li! I. 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M i,V- 03 I ifts-f -3 2 1,,,,:q- C1111 5 I. i iggl I gg'6, 1 - A t;21,. , 4 . ,. 16 ( E3 .•. .67, c' CO • . 1)4 IA)+ /320 ftu 7,11 Co,// /01 • /C/S— , C2' i c , 0 6.1C- ice. :,: 1530 ‘1 0 --i. g 6, 17 g ',,,,.. ,,, Note:Temp,pH,EC must stabilize±5%for successive measurements taken in intervals>_5 minutes. ):\Lab\Forms\Field Sheets\Monitor Well_Flushing_Record:doc • i SOUTH TAHOE PUBLIC UTILITY DISTRICT Date: Q\.-O- '-1 ACMW FIELD MONITORING RECORD Samplers:tVeor Purpose: 6- 1,116 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 v H,SO4 o Q • Site ID# Time ft °C pH pS/cm ft inch ftGallons Gallons ,. u) pH= _ > pH EC COMMENTS ¶-j - j ACMW 01AWA65E,� � -� � Db !\ 22.6 i z // L , t , / 1 A659661 ACM•W-OIBE L„� 23.8 2 � t1 // (A7 A659' %"u ACMW-02N ikbb PO, t-�1.1 (6.a 14 34.1 2 2A1, '. L 5:\T v/i/ Oa . 'A659641 ACMW-02S _ itit (M, tl..1 (O.L (11 21.9 2 \3 i:,,l'j ,Q �f (A, ACMW-04W . , .k (N 12...i. 29.0 2 IO: �� � �O / / iL 65 • ACMW-06S 29.9 2 ii:11 -21-16 4,1- vi / W • _ A659• 666 . -, Trip Blank po4u,i . :, • . ,, .. . d _ - • _ . . . . , 1 ,, 1 1 — . , i i ,„ wax':- -:w- - •�z:•��•' -a,n.,,, 'i�,r :�; art-=c:� -„t O .�''d r"�-i�'�. ys a.'+`� ,.� F`o'.: ys_ •�;'r`. v,y.::;2•- .u.�=`"i is�.r :K+ t,'.',,,3:-K: it - .,s` .fir=}r •L�'.$. .:;r - k .c ��:� t, ..... .. .,�”; .,,u_,ti.o. ':f; ...... 1.v.r ,..., � e:., •:?.'."' e :r rv-,:. -�. •'�t.'� a } �-. fi.i #. �f x.,a. r t, - � r a!^ 'fit,. :.r`t: ..t._ rr.�;,',-. a.sas;:- .>d.,�-,�•r'.`%'.`•�,;�ir ..r fes-: � � `.�a c •:�- F „x.,:•�,. ,,33�� •rt� xt t w �a r, ays`. of Control _�, �' .4:-F� 101 �:'f,. Temperature �•,.; _ - ��F "�. - _„...•`_•w '.. .. wJ. 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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.pH meter 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 column height=depth of well-water level uses a 200 pS/cm standard measurement taken in interva >5 minutes. for 50'well whose water level is 35 feet from ground level: Water column height=•50'-35'=15' Il•1I ahlrnrmclGiolri ChcctcIPiclrl A(:11/11A/rim, 1 r),/,f11A • Flushing Record Date: -?-:;,--,- -,_-::q.-7,tzw.?;;Namvlitv,,,14*--„,,,Nos#45,,,,,,,,,.*.r ,.., ,,4,,7 ,,,,s?-wArd,wczt-e1,01,,, 4-6700. 4-07.4*-0s01* 4-•-4.4,---,...".,44-.:40444-Lowrimflyorst,4e3;,,,,,,,,,poop.osge,..,,,,,i,,,,,,,,clor;,.,/,..1011,0,,.„4„4.111aez,f-,v4,00g,;,:w.mfisoetay.,,-,.;,,-w•g,,t.spvoc,.gp,-4, Wattit.,,V,L,'':..);Ifilif 20.67410141!ofolfi tailitoittlt*:.;k.,..iil4rili-Fa'All,11ffiNtl,r4tottltftai 1 X.V i 1.9 G i 1_ CO OA. 64 LC)6‘-' ACIAV1/41 .Oa ORA.5' i II1,-. ct-i' 59 , .., , . 1.2-7 (,9-I ' ION) 1/1-1 (l f) 7,7)(0 ird , 4_.,-„., .. ............,.. . 16?II- • . 1 A 12.0 GA 0 12) . . til_ it. 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Note:Temp,pH,EC must stabilize±5%for successive measurements taken in intervals>5 minutes. _.. .._ . ._. .._. ._. . ... .. _. .. _ . . -2,,5 . i (6 Group 2 SOUTH TAHOE PUBLIC UTILITY DISTRICT Date: l ACMW FIELD MONITORING RECORD //2,-ASamplers: r' 1> C Purpose: ' • ` 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 U •' H2SO4 0 Site ID# Time ft °C pH pS/cm ft Inch ft ft Gallons , . -pH= i > pH EC COMMENTS 45984 2 , J- ACMW-2'I 11,11 30.0 2 )--- I ° On River Ranch Rd,East side of Hwy 88 A6595984 > J"' 1 0 6, ) (/ _ . ,, ACMIA( 22 - , 59.5 2 ))1- V. r to l I On Fredericksburg Lane,near S7 ACMW-23 (1249 I ICD 11 5V >( 50.0 2 S- 25 -71 `,G Upstream of SW-15 r 6 A MW- 4 C 25984) TICS- --2— 50.0 2 r .1;� t `(t, Downstream of SW-15 AG59846 . I-4--1.- ACMW256q2.1Behind Neddenriep s on Westside Lane; °� 30'0 2 i O `� dirt rd between Fiwy 88,and Carson River 1` qp -7 (6q1( 1221 (0.. 6,31" ?I'-'-7- . 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Water column height=50'-35'=15' ' • D:\Lab\Forms\Field Sheets\Field ACMW-20_to_26.doc 9/20/2017 Flushing Record Date: `� r' 0 A/6'M LAU _. ) 4 1)4 at. (f }t. 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Water column height=50'-35'=15' D:\Lab\Forms\Field Sheets\Field ACMW-Group_3.doc 9/20/2017 Flushin�� Record Date: T .... 4x,„ 1)'615 CA:21 5:0 .............. ) le:.e i .:O ,O 1• o 2- ta tDL AciA\N\ (Ilk)to ('‘,11c6 4.6 11,/t,t, OA( (IA tc.15 kook tt {:\qk9., 1;1A cti,1 15:1" 1.b (Oto i#(1 '` , A o • 2_7-) j'7;-.1) 1 Note:Temp,pH,EC must stabilize±5%for successive measurements taken in intervals>_5 minutes. ):1Lab\Forms\Field Sheets\Monitor_Weil_Flushing_Record.doc Group 4 SOUTH TAHOE PUBLIC UTILITY DISTRICT A,', Date: i� ACMW FIELD MONITORING RECORD Samplers: vthatitLlv‘ -./-7,--24,`.,, 1111 (,` ti Purpose: • Preservative Std Check Depth to Well Water Calc Actual Depth Well Column Water to Water to GW Temp EC Bottom DiameterCasing Height Purge Purged H2SO4 o Q Site D# Time ft °C pH pS/cm ft Inch ft Gallons Gallons v. u, pH= _ > pH EC COMMENTS ACMW-09D SPaf-I�,J ,r y{{% •� iit� ; 3� tto (E.32. �, 45.1 2t`ct. �, 1 / QT ACMW-10 � L . I� Z: 11,6 (011 ���. 38 5 2 5g(-3 Mt L - t/ aki- � �� 0ut t 461,1( G6O%11 -t- ACMW-11 ff 23 t ( (0 33.5 2 't,0 i,..1 `,l� 4.,v AG651zACMW-14 v�# Vk 6 Alt. 1,% 5:15` to A - 30.0 2 tg‘ 'Mb IL / fuktt. i. r h, MO k) ,,... ii10 GW-05 1,-.1.)c- ,,1/4.,,‘Ii._%) c i) - ,. . (6 A- 1.94.6C &Ili A1360,'.ii.L. . GW—08 ASV t,5' L.ci °L - ( La A66O515 TripBlank be t-., , ,_2�.. -,;a• - Y_` ,.:fir ._,S. - " .. ._h .T., -2 ._ ,-i ",1+-C.,-.. ... - ) r t_ ..r-.J__. :^ - - •Ry- 6.. - - v'U�'+i'i."•': '"9w - - 'dit- `:$n -'fi--�^ - sof - '+m"� .....-...,�.-'_'�-. _ ,�.s'_-.�-..�,,.,....�.,of :=r,�_,. ,._ [ - " ,Yr,.r - 5 - - ;i.. max : - - -"�'• h. �r `-:sem" �T*a+,,.:•, _... E-.n'� E- t `tel'-.pt., t s: w .,,,,,‘"'k 1 'i. -.-�z,-.�`- �'aha.. - .1`�<'�. qtr .�,:•°+� §t-.� .;�.. - �'. 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Water column height=50'-35'=15' 1/77/7(11 R f1 oh\GnrmclGiclri Qhccte1Pi=Iri A(',IIAU/_rrni in A r'Inr1,1 ii1A11 C.. - (7-37"--bg NCAA ztr. nC1L 01Ort; Oc-Uit i,k:\T it) V5 to, k_ oVk5 t eto,) 3-2- tiox iot, ACA\j4 tot() tn 10-3\ 2.0 iti(P (g.Z1 t(05 Ack% q01 Li) 10 tell) 19 \‘‘kc 12D 3L ,7 ;roup 5 SOUTH TAHOE PUBLIC UTILITY DISTRICT Date: 02.- 1.0...' It ACMFIELD MONITORING RECORD Samplers: � �e�ht.. , Ty 'ic !II 'upose: v ,, .6. N.-16-0; 11; Preservative _ Std Check 11 Depth to Well Water Cale Actual I Well Casing Column Water to Water Depth i to GW Temp °l; EC , Bottom.Diameter Height Purge Purged 0 --.H,SO4 (g 3Ite ID# _ Time ft °C pll pS/cm ft Inch ft Gallons Gallons. . co pH= z o pH EC COMMENTS 1 SS en 4 nri. 9,, ulsvu 1 1, CMW15 oQ23..10 �� . 3 29.5 2 i. �,0 ,„2,, // LA, J mi , il A660009 _ lil ' e�0 ACMW-16 � l t ',bb i;�. �; i ?� 29.0 2 t,11) S ILK ,, „, Li, . it 600 t, �CMW17 b .ti')` Lea to _ t. k. 30.0 2 i .° 2 ,i_ s' t.)„. i 6\ 5 c.,-1,,• A660011 . ,,, AC MW-1 f � 28.0 2 J I� � I,1 660O12 . . i, CMW49 D � .. • f t 1� 20.0 2 tflk LI5%0 &660013 '{ Trip Blank / t..A, I _ . ., ,tv-b,, ._ 5-4,4,',','I i....,t . ,!, . „ iii !ii A ,.i 1. . ,;; . . • , ,,i ?,, �I_ €;; , . , . . - ,, i,t ill ill . _ r . . , , . . . , ,, 1 1 Yt o IOU e;i':.-':.£aRa)',, "`.•;Si:-: ,^"h?:,,asw'•^�sy?.«.'-.+,;; - .:�:.r''- �_ - ---.r. - �_ E �!+. 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Waiter column height=50'-35'=15' l'\I.h\Gnrmc\GinIrl C1.1,...1 i slrl Ar KA\AI_(,rni in 4 d - .,i Flushing Record Date: Ciz -co Minutes Gallons °C p8 Well Time Flushed Flushed' '5% •. ..:T5% Sampler. ' Comments ti )trol Lo1 10,t (3%5- ikfrt, te31 51. cl,0 I -s • kctm.;!, 51-ac4 iq tulip N. 0R10 it D t• IV) b tLl1 5.1 (1-7 Actwoh\ 2.0 it% to,t2-F 2(1 • Note:Temp,pH,EC must stabilize±5%for successive measurements taken in intervals 5 minutes. • ):\Lab\Forms\Field Sheets\Monitor_Well_Flushing_Record.doc •