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MPDS Services Inc <br /> 2401 Stanwell Drive Tel (510) 602-5120 <br /> Concord, California 94520 Fax (510) 689-1918 <br /> 0 PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & A M <br /> LOCATION ' s`��1'c�- S c��t1�,, TIME SAMPLED AXI '"6 <br /> Sip 4 FIELD TECHNICIAN <br /> PURGE METHOD f DATE(S) PURGED <br /> WELL NUMBER Al1G ' / 2- <br /> WATER <br /> WATER LEVEL-INITIAL ` V / ) SAMPLING METHOD' <br /> WATER LEVEL-FINAL C/y CONTAINERS 2- <br /> WELL <br /> WELL DEPTH 4Z PRESERVATIVES _trci_ ' _ f}C� <br /> WELL CASING VOLUME `��� tCASING DIAMETER 2- <br /> ELECTRICAL <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (/jrnhos/cmx100 } or <br /> ps/cm <br /> ��= �� � � •� it � -� / <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> • 2" 0 17 Stabilization Criteria <br /> 3" 0 37 Temperature = t 1 °F j <br /> 4" 065 Conductivity = t 10% of total j <br /> 4 5" 082 pH = t 0 2 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 5 87 IP&S <br />