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MPDS Services Inc. <br /> 24.01 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: a - 4 TIME SAMPLED <br /> �Zn3 �9 FIELD TECHNICIAN V1 Z- -fps <br /> PURGE METHOD �u DATE(S) PURGED r16 4?- <br /> WELL NUMBER G! <br /> WATER LEVEL-INITIAL SAMPLING METHOD <br /> WATER LEVEL-FINAL 6. 09 CONTAINERS 3 <br /> WELL DEPTH /4°. 3 �r' PRESERVATIVES Vd J1 CI <br /> WELL CASING VOLUME 3, 0 tCASING DIAMETER vim" <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Wmhos/cm1x100) ( } 0.2) <br /> ( ± 1 o F) (± 10% of TOTAL <br /> �• 3 <br /> t Correction Factors: Well Diameter Factor <br /> . 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 />