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MPDS Services Inc. <br /> 2401 $tanwell Drive Tel {510} 602-5120 <br /> + Concord, California 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING1 DATE & I <br /> LOCATION ,: 2�/�� — �,�e_J4 , TIME SAMPLED �'/�/�� %l,' 33 PM <br /> FIELD TECHNICIAN V,204 <br /> PURGE METHOD Ste, DATE(S) PURGED <br /> WELL NUMBER u 5 <br /> WATER LEVEL-INITIAL 33 e SAMPLING METHOD <br /> WATER LEVEL-FINAL 33 Z Z- CONTAINERS <br /> WELL DEPTH S-2 PRESERVATIVES <br /> WELL CASING VOLUME 3 3 2_ tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> E PURGED (°F) (Nmhos/cmx100 ) or <br /> TIME r <br /> yS/cm <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> i2" 0 17 Stabilization Criteria <br /> 3" 037 Temperature = t 1 °F <br /> 4" 065 Conductivity = t 10% of total <br /> 4 5" 082 pH = 0 2 <br /> 6" 1 46 <br /> 8" 2 60 <br /> 12" 5 87 /P&S <br />