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MPDS Services Inc. <br /> 2401 Stanwell Drive Tel (510) 602-5120 <br /> Concord, California 94520 Fax (510) 689-1918 <br /> 1 PURGING/SAMPLING DATA SHEET <br /> `SAMPLING DATE & A M <br /> LOCATION TIME SAMPLED <br /> FIELD TECHNICIAN _ I/c,�z.7�"�� J <br /> PURGE METHOD DATE(S) PURGED <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL 36 } SAMPLING METHOD )3eL,�f <br /> WATER LEVEL-FINAL Z CONTAINERS 2- <br /> WELL <br /> WELL DEPTH 63 PRESERVATIVES 110A 3 ff Cl <br /> WELL CASING VOLUME 3 tCASING DIAMETER 2'l <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) ([Nmhos/cm)x100) ( -± 0 2) <br /> (± 1 °F) ( ± 10% of TOTAL <br /> t Correction Factors Well Diameter Factor <br /> 2" 0 17 <br /> 3" 037 <br /> 4" 065 <br /> 4 5" 0 82 <br /> 6" 1 46 <br /> 8" 26 <br /> 12" 5 87 IP&S <br />