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aaL—TECH <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES,INC. <br /> MONITORING WELL FIELD LOG 2026 <br /> SAMPLE LOCATION/MW- 16 HAZARDOUS DATE: 2/3/2026 <br /> PROJECT NAME: FORWARD LANDFILL ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 9999 S AUSTIN ROAD SAMPLE TIME: SEE BELOW <br /> CITY,STATE: MANTECA,CA. SAMPLE CONTAINERS: SEE CHAIN OF CUSTODY <br /> SITE CONTACT: OSVALDO CORDERO PRESERVATIVES: SEE CHAIN OF CUSTODY <br /> CONSULTANT: ARCADIS LAB.ANALYSIS BY: PACE ANALYTICAL <br /> . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <br /> . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <br /> PROJECT MANAGER: ARCADIS MONUMENT: POST <br /> SAMPLER: DEL-TECH/ANTONIO MORALES WELL CASING MATERIAL: PVC <br /> SIGNED: -R (14------- WELL CASING DIAMETER: 4" / 0.6528 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: CLEAR <br /> DEPTH TO WATER: (feet.100th's) 65.57 FEET CALC.PURGE VOLUME: 15.07 GALLONS <br /> DEPTH OF WELL: (feet.100th's) 88.65 FEET TOTAL VOLUME PURGED: 48.00 GALLONS <br /> STANDING WATER COLUMN: 23.08 FEET DEPTH OF PUMP: — 87 FEET <br /> FIELD PARAMETERS <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 /> 9:30 15.07L <br /> 65.57 <br /> 9:46 65.61 1.0 6.82 1328 20.4 9 <br /> 9:54 65.61 6.90 1314 20.4 8 <br /> 10:02 65.61 6.90 1308 20.4 6 <br /> 10:10 65.61 6.91 1304 20.3 5 <br /> 10:18 65.61 6.88 1302 20.4 6 <br /> 10:21 <br /> PURGE METHOD: STANDARD WATERRA INERTIAL PUMP&DEDICATED TUBING. <br /> SAMPLE METHOD: WATERRA INERTIAL PUMP&DEDICATED TUBING. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 65.61' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: 123 TCP COLLECTED AT 10:19. <br /> VOC ANALYSIS COLLECTED AT 10:20. <br /> REMAINING SAMPLES COLLECTED AT 10:21. <br /> WEATHER: PARTLY CLOUDY/FOGGY WIND: NONE <br /> QUALITY CONTROL: WATER DEPTH METER&MONITORING PROBE CLEANED WITHALCONOX SOAP AND <br /> WATER. NEWNITRILEGLOVES. <br /> CONTAINMENT: NONE/TO THE GROUND SURFACE. <br /> INSTRUMENTATION: MYRON 6P MULTI METER HANNA TURBIDITY METER <br /> HERON D.T.W.METER <br />