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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 40/'e � S'Tz�G1274:9, TIME SAMPLED <br /> 93;�- /`�Gnzl �,�/� FIELD TECHNICIAN <br /> PURGE METHODDATE(S) PURGED <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL SAMPLING METHOD <br /> WATER LEVEL-FINAL CONTAINERS z- <br /> WELL DEPTH PRESERVATIVES <br /> WELL CASING VOLUME }L= tCASING DIAMETER 2-' <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (a F) (Lumhos/cm1x100) {t 0 2) <br /> ( ± 1 °F) 10% of TOTAL <br /> s` Z_ <br /> t Correction f=actors Well Diameter Factor <br /> i 2" 0 17 <br /> 3" 0 37 <br /> 4" 0 65 <br /> 4 5" 0 82 <br /> 6" 1 46 <br /> 8" 2 6 <br /> 12" 5 87 /P&S <br />