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-MPDS Services Inc. <br /> _ 2401 Stanwell Drive Tel (510) 602-5120 <br /> -Concord, California 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & A M <br /> LOCATION h""S9SL -- TIME SAMPLED 121112):.- - z 0 1 <br /> L7-1 4/ M4re'� FIELD TECHNICIAN 1/a/L-14e1 <br /> PURGE METHOD & DATE(S) PURGED Iz- I/ /Q ;L- <br /> WELL NUMBER wi I <br /> WATER LEVEL-INITIAL 3 SAMPLING METHOD ` I <br /> WATER LEVEL-FINAL 6 . CONTAINERS <br /> WELL DEPTH Z 3 PRESERVATIVES V ?Aj C <br /> WELL CASING VOLUME Z 3 tCASING DIAMETER 2- I <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (lumhoslcmx 100 ] or <br /> NS/cm <br /> .5- q ? 3 <br /> 3 s 3 <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> 2" O 17 Stabilization Criteria <br /> 3" O 37 Temperature = t 1 OF <br /> 4" 065 Conductivity = t 10% of total <br /> 45" 082 pH = t 02 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 587 IP&S <br />