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MPDS Services Inc. <br /> '2401 Stanwell Drive Tel (510) 602-5120 <br /> Concord, Cgllfornia 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING e DATE & A M <br /> LOCATION e a/ TIME SAMPLED // 1, S`3 <br /> P <br /> F <br /> Y33--. ee— /4 0,0 V- FIELD TECHNICIAN f`a•c,7G�a� <br /> PURGE METHOD AL - �T DATES) PURGED _ !Il 3) T - <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL -3SAMPLING METHOD B <br /> WATER LEVEL-FINAL CONTAINERS <br /> WELL DEPTH �`� 1' PRESERVATIVES VJA J �f C <br /> WELL CASING VOLUME - 3. tCASING DIAMETER e—'-'-F/ <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY PH <br /> TIME PURGED (°F) 4jrnhos/cmx100 ) or <br /> NS/cm <br /> �. Z `f <br /> _ <br /> 41 <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> 2" 017 Stabilization Criteria <br /> 3" 0 37 Temperature = ± 1 °F <br /> 4" 065 Conductivity = ± 10% of total <br /> 4 5" 082 pH = ± 0 2 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 5 87 /P&S <br />