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MONITORING WELL SAMPLING INFORMATION <br /> WELL NO. MW-2 PROJECT NO.. 90-020 DATE 10/0891 <br /> PROJECT ADDRESS 6131 Pacific Avenue Stockton California <br /> DESCRIBE MEASURING POINT (MP)I Survey Mark TOTAL WELL DEPTH (Below MP) CASING DIAMETER 4 Inches <br /> MEASURING DEVICE Interface Probe <br /> ICASING MATERIAL PVC Schedule 40 INITIAL DEPTH TO G W 56 83 <br /> DATE 1l - 10 M PM <br /> SAMPLE ID # MW-2 DATE SAMPLED 10 08 91 TIME 1 05 PM <br /> SAMPLING DEVICE Disposable Bailer _LENGTH 3 feet DIAMETER 1 5-inch <br /> AT LEAST Three BORE VOLUMES HAVE BEEN EVACUATED BEFORE SAMPLING <br /> SAMPLE APPEARANCE Clear ODOR Yes <br /> SAMPLING PROBLEMS No <br /> ICLEANING PERFORMED IN FIELD <br /> SAMPLES COLLECTED <br /> EVACUATION STABILIZATION TEST DATA <br /> Time pH Conductance 'Camp Water Cumulative Pumping <br /> Units (Temp Correct) (_C) Level Gallons Rate <br /> (µmhos/cm) (0 00 H) Removed (gpm) <br /> 12 37 p m 667 1280 668 16 <br /> 12 39 p m 658 1400 664 <br /> 12 42 p m 663 1360 665 <br /> 12 45 p m 667 1230 663 <br /> ITOTAL GALLONS REMOVED Sixteen <br /> TOTAL DRAW DOWN <br /> ISI-qpngAl m;=THc)r) nr WATFR f rnc:h%i X nworFnn r%f rNoLdnnrl r%ni fnrnrn <br /> .+. +... .+... v ... . ..1a vrvr LWI1 v1 vIJr�I{,1114,i V4111V1I II CA <br /> COMMENTS <br /> f <br /> 9"20B FRM <br />