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SAMPLE LOCATION / AMW -19BR DATE:8/5/2025 <br /> PROJECT NAME: ANALYSIS PERFORMED:SEE CHAIN OF CUSTODY <br /> ADDRESS: SAMPLE TIME:11:06 <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" / 0.163 <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)71.50 FEET CALC. MICRO PURGE TUBE VOLUME 0.40 GALLONS <br /> DEPTH OF WELL: (feet.100th's)159.19 FEET TOTAL VOLUME PURGED:2.50 GALLONS <br /> STANDING WATER COLUMN:87.69 FEET DEPTH OF PUMP:~ 159 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 />10:40 0.40 0.0 71.50 <br />10:45 0.50 71.54 0.10 8.04 664 19.1 1 <br />10:50 0.50 71.54 " 7.66 667 19.2 1 <br />10:55 0.50 71.54 " 7.63 667 18.9 1 <br />11:00 0.50 71.54 " 7.62 667 18.9 1 <br />11:05 0.50 71.54 " 7.60 665 18.9 1 <br />11:06 SAMPLED <br /> PURGE METHOD:MICRO-PURGE QED BLADDER PUMP / MICRO PURGE / 1/4" DISCHARGE TUBING <br /> SAMPLE METHOD:QED BLADDER PUMP / MICRO PURGE / 1/4" DISCHARGE TUBING <br /> D. T. W. AFTER PURGE: D. T. W. AT SAMPLE TIME:71.54' <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 />CLEAR / HOT <br />DEL-TECH / ANTONIO MORALES <br />GROUNDWATER <br />READINGS EVERY 5 MINUTES - AFTER TUBING PURGE - NOT TO EXCEED 1 LITER PER MINUTE. <br />FIELD PARAMETERS <br />FORWARD LANDFILL <br />9999 S AUSTIN ROAD <br />MANTECA, CA. <br />OSVALDO CORDERO <br />ARCADIS <br />ARCADIS <br /> DEL-T ECH GEOTECHNICAL SUPPORT SERVICES, INC. <br /> MONITORING WELL FIELD LOG 2025