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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 z S-S C'Z - _-S z„ TIME SAMPLED M <br /> G�L1 lJ Mares FIELD TECHNICIAN ,��"/(c;, <br /> PURGE METHOD DATE(S) PURGED S- 2-1$:� <br /> WELL NUMBER M IL! 5 S <br /> WATER LEVEL-INITIAL 9 Le SAMPLING METHOD <br /> WATER LEVEL-FINAL CONTAINERS <br /> WELL DEPTH I s^ � - PRESERVATIVES <br /> WELL CASING VOLUME / y`/ tCASING DIAMETER Z � <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) {[pmhos/cm]x100) ( f 0 2) <br /> ( 1 °F) ( ± 10% of TOTAL <br /> X12 � � Z <br /> LD <br /> t Correction Factors Well Diameter Factor <br /> 2" 0 17 <br /> 0 <br /> 4 65 <br /> 4' 0 65 <br /> 4 5" 0 82 <br /> 6" 1 46 <br /> 8" 2 6 <br /> 12 5 87 /P&S <br />