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MPDS Services Inc <br /> •'2401 Stanwell Drive <br /> Concord, California 94520 Tel (510) 602-5120 <br /> Fax (510) 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING <br /> LOCATION O/ �--.���� DATE & <br /> nA M <br /> TIME SAMPLED // /, N'3 <br /> FIELD TECHNICIAN l4x_-1--Aad <br /> PURGE METHOD DATE(S) PURGED /I 3E�- <br /> WELL NUMBER 8 <br /> WATER LEVEL-INITIAL SAMPLING METHOD <br /> WATER LEVEL-FINAL 3tf rl CONTAINERS Z_ <br /> WELL DEPTH _ry L4-- PRESERVATIVES '� [ <br /> WELL CASING VOLUME 3, 17� tCASING DIAMETER <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (/imhos/cmx100 } or <br /> 7bus/cm <br /> t Conversion Factors well Diameter Factor S = Siemens = mhos <br />• 2" 0 17 Stabilization Criteria <br /> 3" 0 37 Temperature = ± 1 OF <br /> 4" 065 Conductivity = ± 10% of total <br /> 45" 082 pH = 02 <br /> 6" 146 <br /> 8" 260 <br /> 12" 5 87 <br /> /P&S <br />