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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> amoN M j'&a rqc <br /> ROJECT# 7-Eleven Store#32261 PURGED BY M4hw— , h WELL I D MW- <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY ik� SAMPLE I D MW- <br /> LOCATION 2560 West Grant Line Road,Tracy,CA a �� t QA SAMPLES None <br /> DATE PURGED 1 x13 START(2400hr) � �1� END(2400hr) AV3 <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) (0 17) (0 38) (0 67) (1 02) (1 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)= /700 CASING VOLUME(gal) <br /> DEPTH TO WATER(feet)= Q _ CALCULATED PURGE(gal) <br /> WATER COLUMN HEIGHT(feet)_ 7 ?(o_ ACTUAL PURGE(gal)= S/60 <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (umts) (visual) (NTU) <br /> 574 7/9 �+ ►+ <br /> �y 1 S4?, _ 7 /7 <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER 9-3/ SAMPLE TURBIDITY <br /> 80%RECHARGE _y YES NO ANALYSES _BTEX,TPHg,5 Oxygenates,1,2-DCA,EDB via EPA 8260B <br /> ODOR SAMPLE VESSEL/PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder Pump ,L Bailer( rBladder Pump Bailer(Teflon) <br /> Centrifugal Pump Bailer(PVC) Centrifugal Pump X Bailer ( PVC or X disposable) <br /> Submersible Pump Bailer(Stainless Steel) Submersible Pump Batter(Stainless Steel) <br /> Penstalrc Pump Dedicated Penstalrc Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRPTY LOCK# Co&S <br /> REMARKS <br /> SIGNATORE Page 5—of 6 <br />