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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 & Zg_i) <br /> LOCATION f 0/74_ S?6f Ptn TIME SAMPLED S" J I -k /z. c 7- P M <br /> FIELD TECHNICIAN <br /> PURGE METHOD � -- DATE(S) PURGED -� 1 <br /> WELL NUMBER U <br /> WATER LEVEL-INITIAL -3z SAMPLING METHOD Duh <br /> WATER LEVEL-FINAL 37- 9Q CONTAINERS t- <br /> WELL DEPTH �i b�� PRESERVATIVES UQdjf C� <br /> WELL CASING VOLUME 3 -6 tCASING DIAMETER Z f <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Wmhos/cm1x100) ( ± 0.2) <br /> [ ± 1 OF) ( ± 10% of TOTAL <br /> S-0 �- <br /> t Correction Factors well Diameter Factor <br /> 2" 0 17 <br /> 3" 037 <br /> 4" 065 <br /> 4 5" 0 82 <br /> 6" 1 46 <br /> 8" 2 6 <br /> 12" 5 87 IP&S <br />