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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 & 6D <br /> LOCATION 4 aiZ?;[ - s�G� v� TIME SAMPLED _ ���/�� 9 r� P M <br /> q'j FIELD TECHNICIAN <br /> PURGE METHOD 5'-, DATE(S) PURGED 116.L9Z <br /> WELL NUMBER G/ <br /> WATER LEVEL-INITIAL. 3-7- 6`� SAMPLING METHOD h'eLa <br /> WATER LEVEL-FINAL 377- CONTAINERS Z <br /> WELL DEPTH SL. 6 �� PRESERVATIVES it D $ s //L-/ <br /> WELL CASING VOLUME Z S-Y tCASING DIAMETER „Z 11 <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) ([pmhos/cm]x100) (:- 0.2) <br /> { t <br /> 10F) ( 10% of TOTAL <br /> 4-L <br /> t Correction Factors Well Diameter Factor <br /> 2" 0 17 <br /> 3" 037 <br /> 4" 065 <br /> 45" 082 <br /> 6" 1 46 <br /> 8" 26 <br /> 12" 5 87 /P&S <br />