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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> OJECT# 7-Eleven Store#17334 PURGED BY Tom Miller WELL I D MW- <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Tom Miller SAMPLE I D Mw- <br /> LOCATION 4501 North Pershing Avenue,Stockton,CA QA SAMPLES None <br /> DATE PURGED GC START(2400hr) 11Y C/ END(240011r) rG <br /> DATE SAMPLED � 27 e- SAMPLE TIME(24001ir) / a 6 C <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) (0 l 7) (0 38) (0 67) (l 02) (1 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)= 'S a -)- / CASING VOLUME(gal)_ 1 3�. <br /> DEPTH TO WATER(feet)= / P 3�1— CALCULATED PURGE(gal)= 7 <br /> WATER COLUMN HEIGHT(feet)= ACTUAL PURGE(gal) <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) (NTU) <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER Q 3 SAMPLE TURBIDITY �,�U <br /> 80%RECHARGE YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR ✓ice) 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 /> Pertstalic Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY _ LOCK# 1l <br /> REMARKS 70, 7 <br /> SIGNATURE �����_. �� _„ _„� Page L of 5 <br />