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J <br />SECOR International Inc. <br />WATER SAMPLE FIELD DATA SHEET <br />PROJECT # 077.43285.050 PURGED B) WELL I D <br />CLIENT NAME ARCO 4932 SAMPLED BY SAMPLE I D <br />LOCATION 16 East Hardmg Way, Stockton, CA QA SAMPLES <br />DATE PURGED _ . 1-1S'02. START (2400hr) ff: / _ END (2400hr) <br />DATE SAMPLED J-14 -Or,- SAMPLE TIME (2400hr) 3 l <br />r - <br />SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br />CASING DIAMETER 2" y 3" 4" 5" 6" 8" Other <br />Casing Volume (gallons per foot) (0 17) (0 38) (0 67) (1 02) (l 50) (2 60) ( ) <br />DEPTH TO BOTTOM (feet) _ 410,00 CASING VOLUME (gal) _ z 0s - <br />DEPTH TO WATER (feet) = J736 �� CALCULATED PURGE (gal) = <br />WATER COLUMN HEIGHT (feet) = ACTUAL PURGE (gal) _ Ca, S:70 <br />FIELD MEASUREMENTS <br />DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br />(2400hr) (gal) (degrees F) (umhos/cm) (units) (visual) (NTU) <br />t .t-7 1q.5 - <br />(a.< <br />5 -(a..< <br />SAMPLE INFORMATION <br />SAMPLE DEPTH TO WATER ��4}, Q� SAMPLE TURBIDITY <br />80% RECHARGE AYES NO ANALYSElTPHg,BTEX,MtBE and Oxygenates <br />ODOR A _ SAMPLE VESSEL / PRESERVATIVE 6 x 40m1 voa/ HCl <br />PURGING EQUIPMENT SAMPLING EQUIPMENT <br />Bladder Pump Bailer (Teflon) Bladder Pump Bailer (Teflon) <br />Centrifugal Pump Bailer (PVC) Centrifugal Pump _Bailer ( PVC or_,�, disposable) <br />Submersible Pump Bader (Stainless Steel) Submersible Pump Bader (Stainless Steel) <br />Peristahc Pump Dedicated Penstahc Pump Dedicated <br />Other Other <br />Pump Depth <br />WELL INTEGRITY LOCK# <br />REMARKS <br />SIGNATURE <br />Page of <br />