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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 W �S7 z S-7. e ilo n TIME SAMPLED -Z -)/4 <br /> _/66 i FIELD TECHNICIAN llaA1 es <br /> PURGE METHOD s�� �� .._ DATE(S) PURGED Zgl(/ <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL SAMPLING METHOD — p <br /> WATER LEVEL-FINAL CONTAINERS �o <br /> WELL DEPTH PRESERVATIVES Uy�9 i <br /> C/ <br /> WELL CASING VOLUME `fy tCASING DIAMETER Z� <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Wmhos/cm1x100) ( - 0 2) <br /> ( ± 10F) ( } 10% of TOTAL <br /> 1, ev D $ l 6 '� <br /> C7- 3 <br /> g � � 60 - yZ <br /> t Correction Factors Well Diameter Factor <br /> 2" 0 17 <br />. <br /> 3" 0 37 <br /> 4" 0 65 <br /> 45" 0 82 <br /> 6" 146 <br /> 8" 2 6 <br /> 12" 5 87 IP&S <br />