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MPDS Services Inc. <br /> 2401 Stanwell brave Tel (510) 602-5120 <br /> Concord, California 94520 Fax (510) 689-1918 <br /> PURGINGISAMPLING DATA SHEET <br /> SAMPLING DATE & M <br /> LOCATION S7�G17?j n TIME SAMPLED _ 3l1���-� GI,z P M <br /> FIELD TECHNICIAN <br /> PURGE METHOD DATE(S) PURGED <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL 3 Y Z'y SAMPLING METHOD <br /> WATER LEVEL-FINAL 3 6 CONTAINERS Z- <br /> WELL DEPTH s3 6 0 PRESERVATIVES G�c�/fis #o_ <br /> WELL CASING VOLUME 1 Z tCASING DIAMETER 4 11 <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Nmhos/cmx100 } or <br /> YS/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 = 02 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 5 87 IP&S <br />