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MPDS Services Inc. <br /> 2401 Stanwell Dave Tel (510) 602-5120 <br /> Concord, California 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & A M <br /> LOCATION. TIME SAMPLED 01- `r S' M <br /> FIELD TECHNICIAN 1/,Vt�4A <br /> PURGE METHOD <br /> DATE(S) PURGED /afi /gam <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL SAMPLING METHOD <br /> WATER LEVEL-FINAL 3 4 1 CONTAINERS 3 <br /> WELL DEPTH PRESERVATIVES Vy�� tfCl <br /> WELL CASING VOLUME tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> . TIME PURGED (°F) (jumhos/crnx100 ) or <br /> NS/cm <br /> t Conversion Factors Well Diameter Factor S = Siemens = rnhos <br /> 2" 0 17 Stabilization Criteria <br /> 3" 0 37 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" 2 60 <br /> 12" 5 87 IP&S <br />