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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> i MONITORING WELL FIELD LOG 1998 <br /> MPRO7JECT <br /> LOCATION/MW - 3 DATE: 2/24198 <br /> AME. GEORGE'S SERVICE ANALYSIS PERFORMED• TPH-GAS,B T X E <br /> 1600 DURHAM FERRY ROAD SAMPLE TIME: 1622 <br /> E TRACY,CA SAMPLE CONTAINERS 2VOA's & IBB <br /> ACT GEORGE OR MAE PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS INC I LAB.ANALYSIS BY. SHERWOOD <br /> PROJECT MANAGER RAY OR M= MONUMENT: FLUSH <br /> SAMPLER. DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. 2" 1 01632 <br /> SAMPLE MED j GROUNDWATER P.I.D. READING/ODOR. 0 PPM NONE <br /> TOP OF CASING ELATION MSL COLOR BROWN <br /> DEPTH TO WATER. (feet.l00th's) , 736 FEET CALC.PURGE VOL.: 202 GAL <br /> DEPTH OF WELL (feet.100th's) 19 78 FEET TOTAL VOLUME PURGED 75 GAL <br /> STANDING WATER COLUMN- 1242 FEET I DEPTH OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E.C. TEMP ORP ISSOLVEE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (DTW) (GPMILFM) (units) ([MHW (Cewus) (MV01ts) (PP'No (N T U) <br /> 0 N/A 5 GPM 745 1451 20 1 34 NIA BROWN <br /> 25 756 1441 204 15 f, <br /> 5 762 1433 20 49 <br /> 75 758 1448 196 38 " <br /> PURGE METHOD CEN TRIIUGAL PUMP <br /> SAMPLE METHOD I'STAIM,FSS STEEL BAILER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 9 23' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS POOR RECHARGE GOES DRY BETWEEN PURGES <br /> WEATHER OVERCAST SKIES WIND: NW5 <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLFANER&ALCONOX SOAP NEW NnWLE GLOVES <br /> CONTAINMENT D O T 1755 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y Sl 3560 FLOWCE .T Y S L DISSOLVED OXYGEN METER <br /> SOUNIST SLOPE METER TIERMODINE 580E P IM <br /> KEEK IN' II2FACE M£I ER TURBIDITY METER <br /> • <br />