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SAMPLE LOCATION / MW -21 DATE:8/6/2025 <br /> PROJECT NAME: ANALYSIS PERFORMED:SEE CHAIN OF CUSTODY <br /> ADDRESS: SAMPLE TIME:10:29 <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:4" / 0.6528 <br /> SAMPLE MEDIA: P.I.D. READING / ODOR:N/A NONE <br /> TOP OF CASING ELEVATION:MSL COLOR:CLEAR <br /> DEPTH TO WATER: (feet.100th's)69.97 FEET CALC. PURGE VOLUME:12.49 GALLONS <br /> DEPTH OF WELL: (feet.100th's)89.10 FEET TOTAL VOLUME PURGED:36.00 GALLONS <br /> STANDING WATER COLUMN:19.13 FEET DEPTH OF PUMP:~ 88 FEET <br />TIME CALCULATED ACTUAL DRAW PUMPING pH E. C. TEMP. DISSOLVED TURBIDITY <br />PURGE GALLONS DOWN RATE OXYGEN <br />VOLUME PURGED (D.T.W.)( GPM )(units) (uS/cm) (Celsius) (PPM) (N.T.U.) <br />9:52 12.49 0.0 69.97 <br />10:04 ROUNDED UP 12.0 70.55 1.0 7.28 990 20.2 38 <br />10:10 6.0 70.55 " 7.27 980 20.0 25 <br />10:16 6.0 70.55 " 7.26 985 20.2 14 <br />10:22 6.0 70.55 " 7.24 983 20.1 11 <br />10:28 6.0 70.55 " 7.22 983 20.0 12 <br />10:29 SAMPLED <br /> PURGE METHOD:STANDARD WATERRA INERTIAL PUMP & DEDICATED TUBING. <br /> SAMPLE METHOD:WATERRA INERTIAL PUMP & DEDICATED TUBING. VOA'S COLLECTED FOR VOC ANALYSIS WERE <br />COLLECTED FIRST AT 10:29. REMAINING SAMPLE CONTAINERS WERE COLLECTED AFTER. <br /> D. T. W. AFTER PURGE: D. T. W. AT SAMPLE TIME:70.55' <br /> WELL INTEGRITY:CAP & SEAL ARE SECURE. <br /> WELL LOCATION:SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: WIND: <br /> QUALITY CONTROL: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 />ARCADIS <br />DEL-TECH / MANUEL MORENO <br />GROUNDWATER <br />CLEAR / HOT <br />FIELD PARAMETERS <br /> MONITORING WELL FIELD LOG 2025 <br />FORWARD LANDFILL <br />9999 S AUSTIN ROAD <br />MANTECA, CA. <br />OSVALDO CORDERO <br />ARCADIS <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES, INC.