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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 4' gl- TIME SAMPLED t� <br /> FIELD TECHNICIAN t/aZ�1l <br /> PURGE METHOD DATE(S) PURGED 1g, �- <br /> WELL NUMBER 11144 <br /> WATER LEVEL-INITIAL 3-r SAMPLING METHOD <br /> WATER LEVEL-FINAL 3 4- 2 3 CONTAINERS -3 <br /> WELL DEPTH / -r- PRESERVATIVES 113­0� 7T�/ <br /> WELL CASING VOLUME / 3 _ -� tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Nmhoslcmx100 ) or <br /> ► skm <br /> z -? 1 :4 1 d <br /> �- 0 . s'g Z <br /> / � �- C sr • `f�- 60 <br /> t Conversion Factors well Diameter Factor S = Siemens = mhos <br /> 2" 0 17 Stabilization Criteria <br /> 3" 0 37 Temperature = t 1 OF <br /> 4" 0 65 Conductivity = t 10% of total <br /> 45" 082 pH = t 02 <br /> 6" 1 46 <br /> 8" 260 <br /> 12" 5 87 IP&S <br />