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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> OJECT# 7-Eleven Store#20632 PURGED BY Peng Vang WELL I D MW- tirp <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Peng Vang SAMPLE I D MW- b <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED to -g- o tl START(2400hr) 7-00 END(2400hr) <br /> DATE SAMPLED _a - (:�-O Y SAMPLE TIME(2400hr) L �a <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br /> CASING DIAMETER 2" X 3" 4" 5" 6" 8" Other <br /> Casing Volume (gallons per foot) (0 17) -(-03-8) (0 67) (1 02) (1 50) (2 60) { ) <br /> DEPTH TO BOTTOM(feet)_ Z 171 _ CASING VOLUME(gal)= 1 r <br /> DEPTH TO WATER(feet)_ _ 2-?- CALCULATED PURGE(gal)_ <br /> WATER COLUMN HEIGHT(feet)_ -7 Y I ACTUAL PURGE(gal) <br /> FIELD MEASUREMENTS <br /> DATE TIlME VOLUME TEMP CONDUCCIVI'I'Y PH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) 04M <br /> 6q <br /> D-$- 111 - 1r p <br /> _ _Tl0'1 fR /-!2W <br /> t2-[—L '.c7 2'5"3 y3 _ r ]7 L-by <br /> -4- <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER -7, ,35' _ SAMPLE TURBIDITY L-O� <br /> 80%RECHARGE K YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR -.�?r — _ SAMPLE VESSEL/PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder Pump Bailer(Teflon) Bladder Pump Bailer(Teflon) <br /> Centrifugal Pump Bailer(PVC) Centrifugal Pump X Bailer ( PVC or X disposable) <br /> X Submersible Pump Bailer(Stainless Steel) Submersible Pump Bailer(Stainless Steel) <br /> Peristalic Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY p LOCK# M t} <br /> REMARKS <br /> SIGNATURE Page of 7 <br />