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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 TIME SAMPLED Z r a <br /> 166r- �i+�G� ' �= FIELD TECHNICIAN top -t-de- _ <br /> PURGE METHOD s�� �� DATE(S) PURGED Z <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL <br /> 3a L SAMPLING METHOD �a <br /> WATER LEVEL-FINAL 0 6 CONTAINERS <br /> WELL DEPTH `41 Eq PRESERVATIVES 110,9ij 626 <br /> WELL CASING VOLUME 3 30 tCASING DIAMETER 2 !r <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Wmhos/cm1x100) ( +- 0 2) <br /> { ± <br /> 10F) ( ± 10% of TOTAL <br /> -4-- T, <br /> t Correction Factors Well Diameter Factor <br /> 2" 0 17 <br />. <br /> 3" 037 <br /> 4" 065 <br /> 4 5" 082 <br /> 6" 1 46 <br /> 8" 26 <br /> 12" 5 87 /P&S <br />