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MPDS Serwces Inc. <br /> 2401 Stanwell Drive Tel (510) 602-5120 <br /> Concord, California 94520 Fax (510) 689-1818 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & A n� <br /> LOCATION C-29) 4 .S' l0el,'ilOn TIME SAMPLED /Z)hJ_ J*�,' CfT— <br /> G FIELD TECHNICIAN <br /> PURGE METHOD DATE(S) PURGED <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL 3� ' SAMPLING METHOD <br /> WATER LEVEL-FINAL CONTAINERS 3 <br /> WELL DEPTH }I PRESERVATIVES <br /> WELL CASING VOLUME S' _ tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> . TIME PURGED (OF) (Nmhos/cmx100 ) or <br /> jus/cm <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> . 2" 0 17 Stabilization Criteria <br /> 3" 037 Temperature = t 1 OF <br /> 4" 065 Conductivity = t 10% of total <br /> 4 5" 082 pH = t 0 2 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 5 87 IP&S <br />