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, r 3 <br /> MPDS Services Inc. <br /> 2401 Stanwell Drive Tei: (510) 602-5120 <br /> Concord, California 94520 Fax: (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & G) <br /> LOCATION: f# SNZI, X 7tDci7�D n TIME SAMPLED I21) 0J9�- P.M. <br /> 1303 Pa-c-„ Lr`el 4,Q,+ FIELD TECHNICIAN I,� t,Hfj .� <br /> PURGE METHOD DATE(S) PURGED I Z4 aja <br /> WELL NUMBER 3 <br /> WATER LEVEL-INITIAL �40-/ 0 SAMPLING METHOD ggg,,� <br /> WATER LEVEL-FINAL CONTAINERS <br /> WELL DEPTH PRESERVATIVES l a6 <br /> �t <br /> WELL CASING VOLUME 0 tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (Nmhos/cmx100 ) or <br /> NS/cm <br /> ll:,a o e. C,a _57/?- <br /> / 1 : � � /�. ; 6�-. � fir• � � . �Z <br /> f 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 /> 4.5" 0.82 pH = 0.2 <br /> 6" 1.46 <br /> 8" 2.60 <br /> 12" 5.87 IP&S <br />