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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> PROJECT# 7-Eleven Store#20632 PURGED BY Tom Miller WELL I D MW- <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Tom Miller SAMPLE I D MW- <br /> LOCATION 4627 Da Vinci Drive,Stockton,CaLforma QA SAMPLES None <br /> DATE PURGED / 3 e 3 START(2400hr) END(2400hr) 9(c� <br /> DATE SAMPLED pZa. �/0 3 SAMPLE TIME(2400hr) <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) /7/ <br /> (0 17) (0 38) (0 67) (1 02) (1 50) (2 60) <br /> / ?-/ <br /> ( ) <br /> DEPTH TO BOTTOM(feet)= _ 7 �/ CASING VOLUME(gal)= l 3 C <br /> DEPTH TO WATER(feet)= _ _ 6 7,1 CALCULATED PURGE(gal)= <br /> WATER COLUMN HEIGHT(feet)_ S` ACTUAL PURGE(gal) <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhoskrn) (units) (visual) (NTU) <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER C7 <br /> SAMPLE TURBIDITY <br /> 80%RECHARGE Y YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR _N 6 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 /> Penstalic Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY G a any LOCK# <br /> REMARKS { <br /> SIGNATURE Page of 7 <br />