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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 JDATE & <br /> LOCATION -A' dlr4- S7z;�,E TIME SAMPLED _ 11 31Y� z,-3 a nn <br /> FIELD TECHNICIAN Zg / t <br /> PURGE METHOD � — - DATE(S) PURGED 11135 <br /> WELL NUMBER U 9 <br /> i <br /> WATER LEVEL-INITIAL 33 OrC SAMPLING METHOD0 <br /> WATER LEVEL-FINAL CONTAINERS 2- <br /> WELL DEPTH S"1 Z.3 PRESERVATIVES V'QA <br /> WELL CASING VOLUME tCASING DIAMETER t2 <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Ermhos1cmx100 ) or <br /> NSlcm <br /> �.•<� a �-z.. 8 6 � 3 �. 8 s� <br /> 6 - 3 4- �s <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> • 2" 017 Stabilization Criteria <br /> 3" 037 Temperature = t 1 °F <br /> 4" 065 Conductivity = ± 10% of total <br /> 4 5" 082 pH = t 0 2 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 5 87 /P&S <br />