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r - <br /> 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 & <br /> LOCATION: TIME SAMPLED - 6 10. So <br /> ?za �� FIELD TECHNICIAN ✓'c+�Y"Aes <br /> PURGE METHOD A DATE(S) PURGED 4.16 <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL a SAMPLING METHOD <br /> WATER LEVEL-FINAL a g CONTAINERS 3 <br /> WELL DEPTH PRESERVATIVES <br /> WELL CASING VOLUME YC tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) ((pmhoslcm1x100) ( ± 0.2) <br /> ( ± 1 "F) { + 10% of TOTAL. <br /> f Correction Factors: Well Diameter Factor <br /> 2" 0.17 <br /> 3" 0.37 <br /> 4" 0.65 <br /> 4.5" 0.62 <br /> 6" 1.46 <br /> 8" 2.6 <br /> 12" 5.87 IP&S <br />