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MRDS Servides 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 & <br /> LOCATION { Dl�'� � �� n -_ TIME SAMPLED 4- I!• 39 P M <br /> �3 F M�i,tr AA_ FIELD TECHNICIAN <br /> PURGE METHOD Pte, - DATE(S) PURGED I9�- <br /> WELL NUMBER Z <br /> WATER LEVEL-INITIAL SAMPLING METHOD $ate <br /> WATER LEVEL-FINAL _32- L,, CONTAINERS z <br /> WELL DEPTH SBS PRESERVATIVES ✓ez'9, #CI <br /> WELL CASING VOLUME tCASING DIAMETER Zf1 <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Wmhoslcm1x100) ( ± 0.2) <br /> ( ± 1 OF) {± 10% of TOTAL <br /> D <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" 26 <br /> 12" 5 87 /P&S <br />