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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- <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Tom Miller SAMPLE I D MW- <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED 7/fr/�. START(2400hr) 1-y END(2400hr) <br /> DATE SAMPLED 7��fes y SAMPLE TIME(2400hr) / 300 <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)= f 3. �� _ -_ CASING VOLUME(gal) <br /> DEPTH TO WATER(feet)= CALCULATED PURGE(gal)_ . Ci _ <br /> WATER COLUMN HEIGHT(feet)_ a ACTUAL PURGE(gal)= 3 •� <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (u/mhos/cm) (units) (visual) (NTU) <br /> 7 A/o w q <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH £O WATER SAMPLE TURBIDITY �'PI-r'<:i <br /> 80%RECHARGE _5CYBS 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 Bader(Stainless Steel) <br /> Penstahc Pump Dedicated Penstahc Pump Dedicated <br /> I <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY R LOCK# ggwrs <br /> REMARKS <br /> SIGNATURE Page ,5- of 7 <br />