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SECOR International Inc. <br />WATER SAMPLE FIELD DATA SHEET <br />*0jEcT # 077 43285 050 <br />PURGED BY DM WELL I D 41,,1—y <br />CLIENT NAME ARCO 4932 <br />SAMPLED BY DM SAMPLE I D <br />LOCATION 16 East Harding <br />Way, Stockton, CA QA SAMPLES <br />DATE PURGED 3 p� <br />START (2400hr) 4'y{p END (2400hr) 5++ <br />DATE SAMPLED 3 t7 # <br />SAMPLE TIME (2400hi) <br />SAMPLETYPC Groundwater X Surface Water Treatment Effluent Other <br />CASING DIAMETER <br />2 3 4 X 5 6 8 Other <br />Casing Volume (gallons per foot) <br />(0 17) (0 38) (0 67) (1 02) (1 50) (2 60) ( ) <br />DEPTH TO BOTTOM (feet) <br />uC 0 CASING VOLUME (gal) = 13 `1 <br />DEPTH TO WATER (feet) _ <br />CALCULATED PURGE (gal) _ C'�a _ f3 <br />WATER COLUMN HEIGHT (feet) = 3 57 ACTUAL PURGE (gal) _ _,17 Go <br />FIELD MEASUREMENTS <br />DATE TIME <br />VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br />(2400hr) <br />(gal) (degrees F) (umbos/cm) (units) (viisuurall)., (NTU) <br />q .3� <br />SAMPLE INFORMATION <br />SAMPLE DEPTH TO WATER <br />_� 7 j SAMPLE TURBIDITY <br />80% RECHARGE X YES <br />NO ANALYSES TPHG,BTEX,MtBE and oxygenates <br />ODOR dL_ <br />SAMPLE VESSEL/ PRESERVATIVE 6 x 40m1 voaf HCl <br />PURGING EQUIPMENT <br />SAMPLING EQUIPMENT <br />Bladder Pump <br />Bailer (Teflon) <br />Bladder Pump Bailer (Teflon) <br />Centrifugal Pump <br />Bailer (PVC) <br />Centrifugal Pump A, Bailer ( PVC or disposable) <br />Submersible Pump <br />Batter (Stainless Steel) <br />Submersible Pump Bailer (Stainless Steel) <br />Penstal+c Pomp <br />Dedicated <br />Penstalic Pump Dedicated <br />Other <br />Other <br />Pump Depth <br />WELL INTEGRITY <br />LOCK# tA2�5 <br />REMARKS <br />SIGNATURE <br />c � <br />/ i Page of <br />