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MPD1 Services Inc <br /> 2401 Stanwell Drive Tel (510) 602 5120 <br /> concord California 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> AMPLING DATE & 6 <br /> LOCATION STA c�� n TIME SAMPLED .� /, /�� 11 c 3 P M <br /> z- C / tJ , H ori/ FIELD TECHNICIAN ✓.e.���i] <br /> PURGE METHOD DATE(S) PURGED -C7zI52 <br /> WELL NUMBER <br /> WATER LEVEL-INITIAL 2 SAMPLING METHOD b�.P <br /> WATER LEVEL-FINAL CONTAINERS `� <br /> WELL DEPTH PRESERVATIVES Z/c AL' <br /> WELL CASING VOLUME tCASING DIAMETER 2- <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (pmhos/cm1x100) ( ± 0 2) <br /> { ± 1 °F) { } 10% of TOTAL <br /> s <br /> fg <br /> t Correction Factors Well Diameter Factor <br /> 2' 0 17 <br /> . 3' 037 <br /> 4" O 65 65 <br /> 4 5" 0 82 <br /> 6 1 46 <br /> 8 26 <br /> 12' 5 87 /P&S <br /> t <br />