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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 k V /74--- cS IDc i* ,') TIME SAMPLED . <br /> 143 if- A,. zr 14A7- FIELD TECHNICIAN _Vg2_+ <br /> PURGE METHODS� 1 dr'� ��,� _ DATE(S) PURGED <br /> WELL NUMBER G/ <br /> WATER LEVEL-INITIAL -3 z- SAMPLING METHOD _ <br /> WATER LEVEL-FINAL -� z � CONTAINERS Z— <br /> r <br /> WELL DEPTH 5-Y PRESERVATIVES L16,-Q_l f�CJ <br /> a <br /> WELL CASING VOLUME 3 tCASING DIAMETER Z <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Nmhos/cmx100 ] or <br /> ys/cm <br /> G ? & F <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> 2" 0 17 Stabilization Criteria <br /> 3" 0 37 Temperature = f 1 °F <br /> 4" 065 Conductivity = t 10% of total <br /> 45" 082 pH = t02 <br /> 6" 1 46 <br /> 8" 2 60 <br /> 12" 5 87 /P&S <br />