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SECOR International Inc, <br /> WATER SAMPLE FIELD DATA SHEET <br /> ROJECT# 7-Eleven Store#20632 PURGED BY Tom Miller WELL I D MW-4R <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Tom Miller SAMPLE I D MW-4R <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED -s t/ START(2400hr) _� 3 END(2400hr) '3s— <br /> DATE SAMPLED Yom" "Y SAMPLE TIME(2400hr) <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br /> CASING DIAMETER 2" 3" 4" X 5" 6" 8" Other <br /> Casing Volume (gallons per foot) (0 17) (0 38) (0 67) (1 02) (1 50) (22 60) ( ) <br /> DEPTH TO BOTTOM(feet)_ Z t CASING VOLUME(gal) �— <br /> DEPTH TO WATER(feet) CALCULATED PURGE(gal) <br /> WATER COLUMN HEIGHT(feet)= 7 ACTUAL PURGE(gal) <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) degrees C) (umhos/cm) (uruts) (visual) (NTU) <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER .��' SAMPLE TURBIDITY <br /> 80%RECHARGE YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR K�� SAMPLE VESSEL/PRESERVATIVE HCL <br /> —T <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 -�! LOCK# <br /> REMARKS <br /> SIGNATURE Page of 7 <br />