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-MPDS Services Inc <br /> -2401 Stanwell Drive Tel (510) 602-5120 <br /> Concord, California 94520 Fax 15101 689-1918 <br /> PURGING/SAMPLING DATA SHEET <br /> SAMPLING DATE & A M <br /> LOCATION -C-97E — �S' c n TIME SAMPLED <br /> 2 ''1 V A)e,eee tg-L FIELD TECHNICIAN / ► <br /> PURGE METHOD /L=Z21 DATE(S) PURGED 1211 Q <br /> WELL NUMBER 44ib <br /> WATER LEVEL-INITIAL 'F� SAMPLING METHOD r <br /> WATER LEVEL-FINAL 4 CONTAINERS <br /> WELL DEPTH PRESERVATIVES ✓a�'� ></C <br /> WELL CASING VOLUME Z tCASING DIAMETER Z <br /> ELECTRICAL <br /> GALLONS TEMPERATURE CONDUCTIVITY pH <br /> TIME PURGED (°F) (/,mhos/cmx1D0 ) or <br /> ps/cm <br /> 57- <br /> 7 az- <br /> Conversion Factors Well Diameter Factor S = Siemens = mhos <br /> 2" 0 17 Stabilization Criteria <br /> 3" 037 Temperature = ± 1 IF <br /> 4" 0 65 Conductivity = ± 10% of total <br /> 45" 082 pH = ± 02 <br /> 6" 1 46 <br /> S. 260 <br /> 12" 5 87 /P&S <br />