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MPDS Services Inc. <br /> 2401 Stanwell Drive Tel (5101 602-5120 <br /> Eoncord, California 94520 Fax (5101 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & I A M <br /> LOCATION 94— S7' ,_ 1. r, TIME SAMPLED <br /> FIELD TECHNICIAN ✓ S <br /> PURGE METHOD DATE(S) PURGED <br /> WELL NUMBER U <br /> WATER LEVEL-INITIAL 3Z' S SAMPLING METHOD <br /> WATER LEVEL-FINAL 3 � Ee CONTAINERS 'Z_ <br /> WELL DEPTH may �-�� PRESERVATIVES J,te, <br /> WELL CASING VOLUME 3 tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED {°F) (Nmhoslcmx100 ) or <br /> ys/cm <br /> ?7 -7A � <br /> t Conversion Factors Well Diameter Factor S = Siemens W mhos <br /> 2" 0 17 Stabilization Criteria <br /> 3" 0 37 Temperature = ± 1 °F <br /> 4" 0 65 Conductivity = ± 10% of total <br /> 4 5" 082 pH - t 0 2 <br /> 6" 1 46 <br /> S" 260 <br /> 12" 5 87 /P&S <br />