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MPDS Services Inc. <br /> 2401 Stanwell Drive Tel (510) 602-5120 <br /> doncord, California 94520 Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING LL DATE & l A M <br /> LOCATION 41 S-99,9- TIME SAMPLED _�/ Z I� 3L- A l V P M <br /> Z3 a! (✓. f94 FIELD TECHNICIAN ✓a,1,7t A <br /> PURGE METHOD I©� DATE(S) PURGED <br /> WELL NUMBER Lc1 <br /> WATER LEVEL-INITIALSAMPLING METHOD <br /> WATER LEVEL-FINAL CONTAINERS `{ <br /> WELL DEPTH 2 79 PRESERVATIVES ✓6P 3 ff C I <br /> WELL CASING VOLUME 2 9 4- tCASING DIAMETER Z11 <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) Qpmhos/cm1x100) (± 0 2) <br /> (± 1 °F) (± 10% of TOTAL <br /> Ll <br /> IF- <br /> t Correction Factors Well Diameter Factor <br /> 2" 017 <br /> 403" 037 <br /> 4" 065 <br /> 45" 082 <br /> 6" 1 46 <br /> 8" 26 <br /> 12" 587 IP&S <br />