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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 /> MPLING DATE & A M <br /> LOCATION f! S'f S 6— ��7�0� TIME SAMPLED 5- L <br /> zq-C 1 J/ t'1QrFIELD TECHNICIAN <br /> PURGE METHOD DATE(S) PURGED <br /> WELL NUMBER Jt'1 Lr� <br /> WATER LEVEL-INITIAL to Z`{ SAMPLING METHOD <br /> WATER LEVEL-FINAL CONTAINERS <br /> WELL DEPTH Z) crq- PRESERVATIVES VQA j tlCI <br /> WELL CASING VOLUME 3 Z- tCASING DIAMETER 7- <br /> 1 <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) ((jrmhos/cm)x100) { ± 0 2) <br /> { -± 10F) ( ± 10% of TOTAL <br /> t Correction Factors Well Diameter Factor <br /> 2" 0 17 <br /> 3' 0 37 <br /> 4" 0 65 <br /> is 4 5" 0 82 <br /> 6 1 46 <br /> 8' 2 6 <br /> 12 5 87 IP&S <br />