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MPDS Services Inc19 A <br /> . <br /> .k 2401 ttar&ell Drive Tel {510} 602-5120 <br /> ,v Concord, California 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING _I DATE & A M <br /> N <br /> LOCATIO ' sk, TIME SAMPLED 9/2 AQ 3 Z z P M , <br /> -2-77t[ �'� ci c!t FIELD TECHNICIAN 44. &r <br /> PURGE METHOD. DATE(S) PURGED <br /> WELL NUMBER Mw G A <br /> WATER LEVEL-INITIAL S,`?/ SAMPLING METHOD 13 � <br /> WATER LEVEL-FINAL CONTAINERS <br /> WELL DEPTH PRESERVATIVESL�� {�C/ <br /> WELL CASING VOLUME Z ' }3 tCASING DIAMETER Z� ' <br /> a <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) IE►mhos/cmx100 ) or <br /> IIS/cm <br /> � z- <br /> i <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> 2" 0 17 Stabilization Criteria <br /> 3" 0 37 Temperature = ± 1 OF <br /> 4" 065 Conductivity = ± 10% of total <br /> 45" 082 pH = t 02 <br /> 6" 1 46 I� <br /> 8" 260 <br /> 12h 5 87 /P&S <br />