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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-4R <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Tom Miller SAMPLE 1 D MW 4R <br /> LOCATION 4627 Da Vines Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED /-/Z o y START(2400hr) END(2400hr) <br /> DATE SAMPLED SAMPLE TIME(2400hr) l,ri <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br /> CASING DIAMETER 23" 4" X S 6' 8 Other <br /> Casing Volume (gallons per foot) (0 17) (0 38) (0 67) (1 02) (1 50) (2 60) ( } <br /> DEPTH TO BOTTOM(feet)_ %. 11!51 -7 CASING VOLUME(gal)_ - 3 to C5/ <br /> DEPTH TO WATER(feet)= -r-cj— CALCULATED PURGE(gal) <br /> WATER COLUMN HEIGHT(feet)= a L ACTUAL PURGE(gal)_ /70 <br /> FIELD MEASUREMENTS <br /> DA'T'E TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) (NTU) <br /> n.a <br /> 77 4 ,31 <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER 619 SAMPLE TURBIDITY �o <br /> 80%RECHARGE YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR 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 Bader(Stainless Steel) <br /> Peristalic Pump Dedicated Peristalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# i,- -i^ <br /> REMARKS <br /> SIGNATURE Page of 7 <br /> �, g <br />