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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1999 <br /> SAMPLE LOCATION/MW - 6 DATE: 12/22/99 <br /> PROJECT NAME GEORGE'S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME 1345 <br /> CITY,STATE: TRACY,CA SAMPLE CONTAINERS 2 VOA'S <br /> SITE CONTACT- GEORGE OR MAE PRESERVATIVES: HCL <br /> CONSULTANT- GEOLOGICAL TECHNICS INC LAB.ANALYSIS BY: BSK LABS <br /> PROJECT M&NAGER RAY OR MIKE MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED• WELL CASING DIA. 2" 1 01632 <br /> SAMPLE MEDIA GROUNDWATER P.I.D.READING/ODOR NIA NONE <br /> TOP OF CASING EL ATION: MSL COLOR. LIGHT BROWN <br /> DEPTH TO WATER: {feeL100th's) NIA FEET CALC.PURGE VOL.: GAL <br /> DEPTH OF WELL: (feet.100th's) 2070 FEET TOTAL VOLUME PURGED 45 GAL <br /> STANDING WATER COLUMN: FEET DEPTH OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E C. TEMP O.R.P. DISSOLVEL TURBIDITY <br /> VoLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (DTW) (GPKILr bi) (units) (UmNMM (Celsius) (MVOIts) (PPM) (N T U) <br /> I 0 NIA 5 GPM 741 1050 202 16 NIA LT BRN <br /> 15 741 1011 20 12 " <br /> 3 742 1013 20 14 " <br /> 45 „ 741 1019 20 19 <br /> PURGE METHOD' CENTRIFUGAL PUMP <br /> SAMPLE METHOD I'STAINLESS STEEL BAILER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME <br /> WELL IIVTEGRPPY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS GOOD RECHARGE WaL IS HEAVILY IMPACTED WITH TREE ROOTS <br /> CLEANED OUT ROOTS WITH STAINLESS STEEL BAILER <br /> WEATHER CLEAR WIND NW10 <br /> UALITY CONTROL ALL PURGING EQ UIPMENTAND SAMPLING EQUIPMENT WAS CLF4.NED IN THE <br /> FIELD WITH A STEAMCLEANER do ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DOT 17 SS GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION YS 13560 FLOWCSLL Y S L DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE NIEI'ER THERMODINE 580B P I D <br /> KECK INTERFACE MEM TURBIDPCY NM71M <br />