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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION/MW - 5 DATE: 2/24/98 <br /> PROJECT NAME GEORGE'S SERVICE ANALYSIS PERFORMED TPH-GAS,B T X E <br /> ADDRESS. 1600 DURHAM FERRY ROAD SAMPLE TIME. 1711 <br /> CITY.STATE TRACY,CA SAMPLE CONTAINERS: 2 V O A's & 1 B B <br /> SITE CONTACT GEORGE OR MAE PRESERVATIVES HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS INC LAB ANALYSIS BY- SHERWOOD <br /> PROJECT MANAGER RAY OR MIKE MONUMENT FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA M GROUNDWATER P I D READING/ODOR ALARM GAS <br /> TOP OF CASING ELEV TION MSL COLOR GREY <br /> DEPTH TO WATER (feeL100th's) 7 17 FEET CALC.PURGE VOL.. 121 GAL <br /> DEPTH OF WELL- leeG100tL's) 1460 FEET TOTAL VOLUME PURGED 45 GAL <br /> STANDING WATER COLUMN 743 FEET I DEPTH OF PUMP: NIA FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVEE TURBIDITY <br /> VOLUMR DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPMILPM) (units) (UMHOS) (Cgidus) (Mrolts) (PPNt) (N T U) <br /> 0 NIA 5 GPM 761 1614 217 16 NIA GREY <br /> 15 757 1542 217 -6 <br /> 3 754 1114 205 -6 " <br /> 45 754 1112 202 -7 " <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD 1'STAINLESS STEEL BAILER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 810, <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION SEE STT$MAP <br /> REMARKS GOOD RECHARGE <br /> WEATHER OVERCAST SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER do ALCONOX SOAP NEW NII RILE GLOVES <br /> CONTAINMENT D O T 17.55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S 13560 FLOWCELL Y S L DISSOLVED OXYGEN M, = <br /> SOtZ4IST SLOPE METER THEFLNIODINE 580B P I D <br /> KECK INTERFACE METER TURBT DrTY MEIIIt <br /> • <br />