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MPDS Services Inc. <br /> 240`1 Stanwell Drive Tel (510) 602-5120 <br /> Concord, California 94520 Fax (510) 6891918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & A M <br /> LOCATION .S-Ime tk TIME SAMPLED Z%y3 <br /> � "-C f}✓� FIELD TECHNICIAN �r <br /> PURGE METHOD � `..,.m DATE(S) PURGED <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL Z `� 4 SAMPLING METHOD <br /> WATER LEVEL-FINAL 3o / 9 CONTAINERS 2- <br /> WELL <br /> WELL DEPTH Sy _r PRESERVATIVES <br /> WELL CASING VOLUME `I Z-Z tCASING DIAMETER �1 r <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br />;_ <br /> TIME PURGED (°F) (EWmhos1cmjx100) ( f 0 2) <br /> { ± 1 °F) { 10% of TOTAL <br /> { <br /> t Correction Factors Well Diameter Factor <br /> 2" 0 17 <br /> do 3" 037 <br /> 4" 065 <br /> 4 5" 082 <br /> 6" 1 46 <br /> 8" 2 6 <br /> 12" 5 87 /P&S <br />