COMPLIANCE INFO_Q3 2025 MONITORING REPORT 10-30-25

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SAMPLE LOCATION / AMW -24R DATE:7/30/2025 PROJECT NAME: ANALYSIS PERFORMED:SEE CHAIN OF CUSTODY ADDRESS: SAMPLE TIME:15:53 CITY, STATE: SAMPLE CONTAINERS:SEE CHAIN OF CUSTODY SITE CONTACT: PRESERVATIVES:SEE CHAIN OF CUSTODY CONSULTANT: LAB. ANALYSIS BY:PACE ANALYTICAL PROJECT MANAGER: MONUMENT:POST SAMPLER: WELL CASING MATERIAL:PVC SIGNED: WELL CASING DIAMETER:2" / 0.1632 SAMPLE MEDIA: P.I.D. READING / ODOR:N/A NONE TOP OF CASING ELEVATION:44.31 MSL COLOR:CLEAR DEPTH TO WATER: (feet.100th's)75.48 FEET CALC. PURGE VOLUME:17.07 GALLONS DEPTH OF WELL: (feet.100th's)180.10 FEET TOTAL VOLUME PURGED:54.00 GALLONS STANDING WATER COLUMN:104.62 FEET DEPTH OF PUMP:~ 178 FEET TIME FULL WET ACTUAL DEPTH PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY WELL CASING GALLONS TO RATE OXYGEN VOLUME (GAL.) PURGED WATER ( GPM )(units) (uS/cm) (Celsius) (Mvolts) (PPM) (N.T.U.) 14:58 17.07 0.0 75.48 15:16 18.0 75.98 1.0 7.62 718 19.7 11 15:25 9.0 76.00 " 7.56 722 19.4 7 15:34 9.0 76.00 " 7.54 722 19.4 8 15:43 9.0 76.00 " 7.55 723 19.4 6 15:52 9.0 76.00 " 7.53 723 19.3 7 15:53 SAMPLED PURGE METHOD:STANDARD WATERRA INERTIAL PUMP. SAMPLE METHOD:DEDICATED WATERRA TUBING. D. T. W. AFTER PURGE: D. T. W. AT SAMPLE TIME:76.00' WELL INTEGRITY:CAP & SEAL ARE SECURE. WELL LOCATION:SEE SITE MAP. REMARKS: WEATHER: WIND: QUALITY CONTROL:WATER DEPTH METER & MONITORING PROBE CLEANED WITH ALCONOX SOAP AND WATER. NEW NITRILE GLOVES. CONTAINMENT:NONE / TO THE GROUND SURFACE. INSTRUMENTATION:MYRON 6P MULTI METER HANNA TURBIDITY METER HERON D.T.W. METER DEL-TECH / MANUEL MORENO GROUNDWATER CLEAR / HOT FIELD PARAMETERS FORWARD LANDFILL 9999 S AUSTIN ROAD MANTECA, CA. OSVALDO CORDERO ARCADIS ARCADIS DEL-TECH GEOTECHNICAL SUPPORT SERVICES, INC. MONITORING WELL FIELD LOG 2025