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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> 'ROJECT 4: 7-Eleven Store#20632 PURGED BY: Cord Dennig WELL I-D,: MW- <br /> CLIENT NAME: 7-Eleven,Inc. SAMPLED BY: Cord Dennig SAMPLE I.D.; MW- <br /> LOCATION: 4627 Da Vinci Drive,Stockton,California QA SAMPLES: None <br /> DATE PURGED U START(2400hr) , 9 END(2400hr) <br /> DATE SAMPLED 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) x(0'.17) (0.38) (0.67) (1.02) (1.50) (2.60) ( ) <br /> DEPTH TO BOTTOM(feet)= 1 r V CASING VOLUME(gal)= l v�3 <br /> DEPTH TO WATER(feet)= U; CALCULATED PURGE(gal)= 3 Z9 9 <br /> WATER COLUMN HEIGHT(feet)_ � ACTUAL PURGE(gal)= L I-11ci <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP. CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) os/cm) nits (visual) (NTU) <br /> 01 atir a <br /> 3 IQ <br /> SAMPLE DEPTH TO WATER: �t SAMPLE INFORMATION SAMPLE TURBIDITY: �Q <br /> 80%RECHARGE: ES 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 Bailer(Stainless Steel) <br /> Peristalic Pump Dedicated Peristalic Pump Dedicated <br /> Other: Other: <br /> Pump Depth: <br /> WELL INTEGRITY: LOCK#: 425 _ <br /> REMARKS: <br /> SIGNA"T"URE: Page of 7 <br />