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MPDS Services Inc. <br /> 2401 Stanwell Drive Tel (510) 602-5120 <br /> Concard, California 94520 Fax (510) 688-191$ <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING / DATE & <br /> LOCATION TIME SAMPLED / L/I � S"��M <br /> FIELD TECHNICIAN <br /> PURGE METHOD,5,7C/0,=, s_ DATE(S) PURGED <br /> WELL NUMBER G�Li/ <br /> WATER LEVEL-INITIAL SAMPLING METHOD <br /> WATER LEVEL-FINALCONTAINERS 2- <br /> WELL <br /> WELL DEPTH PRESERVATIVES ) - C� <br /> WELL CASING VOLUME tCASING DIAMETER 54 <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) Wimhos/cmIx100) (± 0 2) <br /> ( ± <br /> 10F) ( ± 10% of TOTAL <br /> t Correction Factors Well Diameter Factor <br /> 2" 017 <br /> 3" 037 <br /> 4" 066 <br /> 4 5" 082 <br /> 6" 1 46 <br /> 8" 26 <br /> 12" 587 /P&S <br />