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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 i 2,3 TIME SAMPLED Il s P M <br /> /d3 FIELD TECHNICIAN ✓�. 7�k� <br /> PURGE METHOD - �° ��� �_ DATE(S) PURGED <br /> WELL NUMBER AteGam_ <br /> WATER LEVEL-INITIAL '�.1 9 SAMPLING METHOD. <br /> WATER LEVEL-FINAL 9 / 1 _ CONTAINERS <br /> WELL DEPTH 20 q -L PRESERVATIVES V0,Af <br /> WELL CASING VOLUME tCASING DIAMETER 2- `J <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (ymhoslcmx100 ) or <br /> NS/cm <br /> 6- 3 <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> 2" 0 17 Stabilization Criteria <br /> 3" 0 37 Temperature = t 1 IF <br /> 4" 0 65 Conductivity = ± 10% of total <br /> 4 5" 082 pH = 0 2 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 5 87 IP&S <br />