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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 I D MW-4R <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED 3 START(2400hr) /���� END(2400hr) <br /> DATE SAMPLED 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) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)= //y(/, � � <br /> CASING VOLUME(gal)_ <br /> b <br /> DEPTH TO WATER(feet)= 7� CALCULATED PURGE(gal)= � 11C <br /> WATER COLUMN HEIGHT(feet)_ -744— ACTUAL PURGE(gal)= ll r^ <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) (NTU) <br /> ♦ s r 3 o Vis— ZO 4�;C) <br /> -WAr /0:1-7 <br /> �6Y a 19 7 /o --37 67 cL ti wo <br /> �y SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER �. tS SAMPLE TURBIDITY d <br /> 80%RECHARGE >�'YE5 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 Bader(PVC) Centrifugal Pump X Bader ( PVC or X disposable) <br /> X Submersible Pump Bader(Stainless Steel) Submersible Pump Bader(Stainless Steel) <br /> Penstalrc Pump Dedicated Penstalrc Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY c. LOCK# tr1 <br /> REMARKS <br /> SIGNATURE Page of 7 <br />