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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 START(2400hr) _- _ �l�y ENI)(2400hr) �� 0 <br /> DATE SAMPLED ---fff� ��Y T SAMPLE TIME(2400hr) p <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br /> CASING DIAMETER 2" X 3" 4" Y. 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)_ /-S, 02 CASING VOLUME(gal)_ <br /> DEPTH TO WATER(feet)= ��-.��' CALCULATED PURGE(gal)_ r�ll•_ ' <br /> WATER COLUMN HEIGHT(feet)_ —2, 7 tf ACTUAL PURGE(gal)= 7'•-S�� <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) (NTU) <br /> t� 3.0 10,1 3 y .1,� <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER SAMPLE TURBIDITY ,2 [,4�C-yam <br /> 80%RECHARGE __)OTS_NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR A4 a SAMPLE VESSEL 1 PRESERVATIVE HCL <br /> T <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 /> Penstalic Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY - sTLQ_,f�p� LOCK# �A <br /> REMARKS <br /> SIGNATURE Page 3 of 7 <br />