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OEL-TECH <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES, INC. <br /> MONITORING WELL FIELD LOG 2026 <br /> SAMPLE LOCATION - CDCR-PZ-2 DATE: 2/6/2026 <br /> PROJECT NAME: FORWARD LANDFILL ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 9999 S AUSTIN ROAD SAMPLE TIME: 10:12 <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: A,,_-� 4 m WELL CASING DIAMETER: 2" / 0.1632 <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) 59.32 FEET CALC.MICRO PURGE TUBE VOLUM 0.71 GALLONS <br /> DEPTH OF WELL: (feet.100th's) 101.70 FEET TOTAL VOLUME PURGED: 2.50 GALLONS <br /> STANDING WATER COLUMN: 42.38 FEET DEPTH OF PUMP: 70 FEET <br /> FIELD PARAMETERS <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) (Mvults) (PPM) (N.T.U.) <br /> 9:46 0.71 0.0 <br /> 9:51 0.50 59.38 0.10 7.56 847 18.9 16 <br /> 9:56 0.50 59.38 7.49 848 18.9U11 14 <br /> 10:01 0.50 59.38 7.49 849 18.9 13 <br /> 10:06 0.50 59.38 7.48 849 19.0 11 <br /> 10:11 0.50 59.38 7.49 849 19.1 4 <br /> 10:12 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: 59.38' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: READINGS EVERY 5 MINUTES-AFTER TUBING PURGE-NOT TO EXCEED 1 LITER PER MINUTE. <br /> WEATHER: PARTLY CLOUDY/COOL WIND: NONE <br /> QUALITY CONTROL: PUMP, WATER DEPTH METER,&MONITORING PROBE CLEANED WITHALCONOX SOAPAND <br /> WATER. NEWNITRILE GLOVES. <br /> CONTAINMENT: NONE/TO THE GROUND SURFACE. <br /> INSTRUMENTATION: MYRON 6P MULTI METER HANNA TURBIDITY METER <br /> HERON D.T.W.METER <br />