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SAMPLE LOCATION -CDCR- EW-1 DATE:8/8/2025 <br /> PROJECT NAME: ANALYSIS PERFORMED:SEE CHAIN OF CUSTODY <br /> ADDRESS: SAMPLE TIME:14:26 <br /> CITY, STATE: SAMPLE CONTAINERS:SEE CHAIN OF CUSTODY <br /> SITE CONTACT: PRESERVATIVES:SEE CHAIN OF CUSTODY <br /> CONSULTANT: LAB. ANALYSIS BY:PACE ANALYTICAL <br /> PROJECT MANAGER: MONUMENT:POST <br /> SAMPLER: WELL CASING MATERIAL:PVC <br /> SIGNED: WELL CASING DIAMETER:6" / 1.4687 <br /> SAMPLE MEDIA: P.I.D. READING / ODOR:N/A NONE <br /> TOP OF CASING ELEVATION:MSL COLOR: <br /> DEPTH TO WATER: (feet.100th's)59.95 FEET CALC. MICRO PURGE TUBE VOLUME 0.71 GALLONS <br /> DEPTH OF WELL: (feet.100th's)100.50 FEET TOTAL VOLUME PURGED:5.00 GALLONS <br /> STANDING WATER COLUMN:40.55 FEET DEPTH OF PUMP:70 FEET <br />TIME CALCULATED ACTUAL DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY <br />SYSTEM GALLONS DOWN RATE OXYGEN <br />VOLUME (GAL.)PURGED (D.T.W.) (GPM)(units) (uS/cm) (Celsius) (Mvolts) (PPM) (N.T.U.) <br />14:00 0.71 0.0 59.95 <br />14:05 1.00 62.04 0.20 7.74 1027 21.4 100 <br />14:10 1.00 63.45 " 7.59 1019 20.9 10 <br />14:15 1.00 64.55 " 7.62 998 20.9 5 <br />14:20 1.00 65.03 " 7.64 954 20.9 2 <br />14:25 1.00 66.05 " 7.66 942 20.9 2 <br />14:26 SAMPLED <br /> PURGE METHOD:MICRO-PURGE PORTABLE 2" GRUNDFOS SUBMERSIBLE PUMP. <br /> SAMPLE METHOD:PORTABLE 2" GRUNDFOS SUBMERSIBLE PUMP. <br /> D. T. W. AFTER PURGE: D. T. W. AT SAMPLE TIME:66.05' <br /> WELL INTEGRITY:CAP & SEAL ARE SECURE. <br /> WELL LOCATION:SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: WIND:NONE <br /> QUALITY CONTROL:PUMP, WATER DEPTH METER, & MONITORING PROBE CLEANED WITH ALCONOX SOAP AND <br />WATER. NEW NITRILE GLOVES. <br /> CONTAINMENT:NONE / TO THE GROUND SURFACE. <br /> INSTRUMENTATION:MYRON 6P MULTI METER HANNA TURBIDITY METER <br />HERON D.T.W. METER <br />FIELD PARAMETERS <br /> DEL-T ECH GEOTECHNICAL SUPPORT SERVICES, INC. <br /> MONITORING WELL FIELD LOG 2025 <br />FORWARD LANDFILL <br />9999 S AUSTIN ROAD <br />MANTECA, CA. <br />OSVALDO CORDERO <br />READINGS EVERY 5 MINUTES - AFTER TUBING PURGE - NOT TO EXCEED 1 LITER PER MINUTE. <br />CLEAR / HOT <br />ARCADIS <br />ARCADIS <br />DEL-TECH / ANTONIO MORALES <br />GROUNDWATER <br />CLOUDY LT. BROWN TO CLEAR