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MPDS Services Inc <br /> 24Q7 Stanwell Drive Tel (510) 602-5120 <br /> t;oncord, California 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING - DATE & �� <br /> LOCATION �/� ,c_ 1r, TIME SAMPLED Pm <br /> �3 N� » ar �,✓�y FIELD TECHNICIANv-�f� <br /> PURGE METHOD 5c--,,4 DATE(S) PURGED <br /> WELL NUMBER L! <br /> WATER LEVEL-INITIAL 36- SAMPLING METHOD <br /> WATER LEVEL-FINAL CONTAINERS L <br /> WELL DEPTH S�` 2 `1 PRESERVATIVES C-'d s �C <br /> WELL CASING VOLUME tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) ([pmhos/cm]x100) ( ± 0 2) <br /> ( r- <br /> 10F) ( ± 10% of TOTAL <br /> c � � , - 38? <br /> E �--3 `> <br /> t Correction Factors Well Diameter Factor <br /> 2" 0 17 <br /> 3" 037 <br /> 4" 065 <br /> 45" 082 <br /> 6" 1 46 <br /> 8" 2 6 <br /> 12" 5 87 /P&S <br />