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MPDS Services Inc. <br /> 2401 Stanwell Drive Tel (510) 602-5120 <br /> Concord, California 94520 Fax (510) 689-1918 <br /> 0 PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & A M <br /> LOCATION 0/94- TIME SAMPLED ///319 o3s , <br /> 5y34- C7 FIELD TECHNICIAN <br /> PURGE METHOD ,�. _ DATE(S) PURGED <br /> WELL NUMBER J� <br /> WATER LEVEL-INITIAL 33 SAMPLING METHOD <br /> WATER LEVEL-FINAL 33 I CONTAINERS 'L <br /> WELL DEPTH - PRESERVATIVES f6 A � C <br /> WELL CASING VOLUME 3 6 G tCASING DIAMETER Z <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Nmhos/cmx100 } or <br /> NS/cm <br /> 3 ) 6 0 3 3 <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 = ± 10% of total <br /> 45" 082 pH = 02 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 5 87 IP&S <br />