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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 /> LOCATION6/��--c�1�?�/L n TIME SAMPLED �,F) Vl?; 3 <br /> �3�- E= /`1�U��r A✓�. FIELD TECHNICIAN ✓Qi1.72r6 <br /> PURGE METHOD S<—A DATE(S) PURGED 3 ;L <br /> WELL NUMBER GI <br /> WATER LEVEL-INITIAL 37 / 0 SAMPLING METHOD <br /> WATER LEVEL-FINAL 3 2 • `I9 CONTAINERS Z <br /> WELL DEPTH -fib' S3 PRESERVATIVES 6,2 5,111 /)cl <br /> WELL CASING VOLUME `� y tCASING DIAMETER Z f <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (ymhoslcmx100 } or <br /> NS/cm <br /> t Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> r� 2" 0 17 Stabilization Criteria <br /> 3" 0 37 Temperature = fi 1 OF <br /> 4" 0 65 Conductivity = t 10% of total <br /> 4 5" 082 pH = 0 2 <br /> 6" 1 46 <br /> 8" 2 60 <br /> 12" 5 87 /P&S <br />