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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 & A M <br /> LOCATION 2?s5- _S7�% 4,E�� _ TIME SAMPLED 3, 1 -1 <br /> /14 A_/_ r 1pe,c- FIELD TECHNICIAN <br /> PURGE METHOD Su DATE(S) PURGED <br /> WELL NUMBER 1� w 3 <br /> WATER LEVEL-INITIAL 3y g SAMPLING METHOD 13 .E <br /> WATER LEVEL-FINAL S �� CONTAINERS 2- <br /> WELL DEPTH `��' -�-' PRESERVATIVES <br /> WELL CASING VOLUME 33 tCASING DIAMETER z ' <br /> ELECTRICAL <br />• GALLONS TEMPERATURE CONDUCTIVITY PH <br /> TIME PURGED (°F) ([pmhoslcm]x100) ( -±- 0.2) <br /> ({- 1 °F) ( ± 10% of TOTAL <br /> 6 <br /> f Correction Factors Well Diameter Factor <br /> 2" 0 17 <br /> 3" 037 <br /> 4" 065 <br /> 4 5" 082 <br /> 6" 1 46 <br /> 8" 26 <br /> 12" 5 87 /P&S <br />