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MRDS 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 & A M <br /> LOCATION �7c R — s �� '�, TIME SAMPLED 17 S7-19-6 <br /> 5'6 D b i�c �, .�c �✓•1 FIELD TECHNICIAN <br /> PURGE METHOD _ -5L,1 P, DATE(S) PURGED _12 /r'I S <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL qZ• -S-F SAMPLING METHOD <br /> WATER LEVEL-FINAL `/2 -)-q CONTAINERS <br /> WELL DEPTH 3 PRESERVATIVES crd l HCl <br /> WELL CASING VOLUME tCASING DIAMETER Z'r <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Cpmhoslcm]x100) ( ± 0.2) <br /> (r± 1 °F) ( ± 1{01% o`f] TOTAL. <br /> s- <br /> 64 ,64 , <br /> t Correction Factors Well Diameter Factor <br /> 2° a 17 <br /> 0 3" 037 <br /> 4" 065 <br /> 4 5" 082 <br /> 6" 1 46 <br /> 8" 26 <br /> 12" 5 87 /P&S <br />