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MPDS Services inc <br /> 2401 Stanwell Drive <br /> Concord, California 94520 Tel (510) 602-5120 <br /> Fax (510) 689-1918 <br /> 40 PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & <br /> LOCATION ;� 0/94_ -Srt)cjA -, TIME SAMPLED 1/43)34 S 3 A M <br /> ' M <br /> 5y3 4- F <br /> FIELD TECHNICIAN c�L <br /> PURGE METHOD DATE(S) PURGED /1/3) <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL -33 6-z' SAMPLING METHOD <br /> WATER LEVEL-FINAL 33 1 ) CONTAINERS L <br /> WELL DEPTH - i PRESERVATIVES 4% .Ai / <br /> WELL CASING VOLUME 3 6 tCASING DIAMETER Z <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (OF) (Nrnhos/cmx l 00 ) or <br /> E►S/cm <br /> 3 � 3 � - 3g <br /> 172 <br /> Z <br /> t Conversion Factors Weil Diameter Factor S = Siemens = mhos <br /> 2" 0 17 Stabilization Criteria <br /> 037 Temperature = t 1 OF <br /> 4" 0 65 Conductivity = t 10% of total <br /> 45" 082 pH = t 02 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 5 87 /P&S <br />