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MPDS Services Inc <br /> „2401 Stanwell Drive Tel (510) 602-5124 <br /> 'Concord, California 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & A M <br /> LOCATION 4P- --S-1716 n TIME SAMPLED 17- bIgo Y <br /> FIELD TECHNICIAN <br /> PURGE METHOD PL _ DATE(S) PURGED LI <br /> WELL NUMBER 'Al 1i <br /> WATER LEVEL-INITIAL 4 -11 SAMPLING METHOD 6 I <br /> WATER LEVEL-FINAL 4- g CONTAINERS <br /> WELL DEPTH PRESERVATIVES A <br /> WELL CASING VOLUME L tCASING DIAMETER 2, <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) 4jmhoslcmx 100 ) or <br /> ys/cm <br /> 2 <br /> 6 <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> 0 2" 017 Stabilization Criteria <br /> 3" 037 Temperature = t 1 OF <br /> 4" 0 65 Conductivity = t 10% of total <br /> 45" 082 pH = � 02 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 587 IP&S <br />