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MPDS Services Inc. _ <br /> 2401. Stanwell Drive Tel (510) 602-5120 <br /> Concord, California 94520 Fax (510) 689-1918 <br /> 40 PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & m <br /> LOCATION - '� i n TIME SAMPLED _ �-ILI�� 11 " �� Pm <br /> L�ol tJ , �1ar FIELD TECHNICIAN <br /> PURGE METHOD DATE(S) PURGED 2 <br /> WELL NUMBER CJ <br /> WATER LEVEL-INITIAL 2 } SAMPLING METHOD B�,P <br /> WATER LEVEL-FINAL 9 - CONTAINERS <br /> WELL DEPTH 2 PRESERVATIVES VO A 726 I <br /> WELL CASING VOLUME Z Za tCASING DIAMETER 2- <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) ([/rmhoslcm]x100) (t 0 2) <br /> { 1 °F) ( ± 10% of TOTAL <br /> 4 � # ` q <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" 2 6 <br /> 12" 5 87 IP&S <br />