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MPDS Services Inc <br /> 2401 Stanwell Drive Tel {510} 602 5120 <br /> Cancord, California 94520 Fax (510) 689 1918 <br /> PURGING/SAMPLING DATA SHEET <br /> MPLING DATE & A M <br /> LOCATIONTIME SAMPLED r/z,)�� <br /> FIELD TECHNICIAN 1/c✓%-� s <br /> PURGE METHOD P��. DATE(S) PURGED L <br /> WELL NUMBER tJ Z <br /> WATER LEVEL-INITIAL `f 9 SAMPLING METHOD <br /> WATER LEVEL-FINAL S CONTAINERS 4 <br /> WELL DEPTH 2,q 1-t PRESERVATIVES Vi A's C I <br /> WELL CASING VOLUME 3 C -) tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) ([Nmhos/cm)x 100) {± 0 2) <br /> ( ± 1 °F) { -E 10% of TOTAL <br /> z , 3 ) � 3Z <br /> t Correction Factors Well Diameter Factor <br /> 2 017 <br /> 3" 037 <br /> 4 065 <br /> 4 5" 082 <br /> 6 1 46 <br /> 8 26 <br /> 12 5 87 /P&S <br />