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MPDS Services Inc. <br /> 2401 Stanwell Drive Tel (510) 602-5120 <br /> Concord, California 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & OM; <br /> LOCATION -401�-�= SG n _ TIME SAMPLED 3Y P M <br /> 43---E • 142 Lr- A,--a FIELD TECHNICIAN Va_d S <br /> PURGE METHOD DATE(S) PURGED 7-16196 <br /> WELL NUMBER U <br /> WATER LEVEL-INITIAL 3SAMPLING METHOD <br /> WATER LEVEL-FINAL 3+ o CONTAINERS �- <br /> WELL DEPTH f8 PRESERVATIVES �� '`�� y-1 5V <br /> WELL CASING VOLUME t #CASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Wmhoslcm]xl00) ( ± 0.2) <br /> ( ±- <br /> 10F) ( ± 10% of TOTAL <br /> 57 <br /> t Correction Factors Well Diameter Factor <br /> 2" 0 17 <br /> 3" 0 37 <br /> 4" 065 <br /> 4 5" 082 <br /> 6" 1 46 <br /> 8" 26 <br /> 12" 5 87 /P&S <br />