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MPIDS 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 6t Z) 7�c TIME SAMPLED <br /> q3FIELD TECHNICIAN <br /> PURGE METHOD DATE(S) PURGED Vq/3 <br /> WELL NUMBER G/ <br /> WATER LEVEL-INITIAL 3/ 2- 2- SAMPLING METHOD <br /> WATER LEVEL-FINAL Z CONTAINERS Z— <br /> WELL DEPTH 5-Y sl� PRESERVATIVES U'6_,'9_1 dc/ <br /> WELL CASING VOLUME 3 F :� tCASING DIAMETER Z ! <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Nmhos/cmx100 ) or <br /> NSlcm <br /> , � <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> 2" 0 17 Stabilization Criteria <br /> 3" 0 37 Temperature = ± 1 °F <br /> 4" 065 Conductivity = ± 10% of total <br /> 4 5" 082 pH = ± 0 2 <br /> 6" 1 46 <br /> 8" 2 60 <br /> 12" 5 87 /P&S <br />