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Cambria Environmental Technology Pumping test analysis Date June 9, 1999 Attachment A, Page 5 <br /> 1144 65th St Recovery method after Project 341 Main St , Ripon <br /> Oakland CA THEIS&JACOB <br /> Ph(510)420 0700 Confined aquifer Evaluated by B Jakub <br /> Pumping Test No 2 Test conducted on May 4, 1999 <br /> EW-1 EW-1 <br /> Discharge 9 00 U S gal/rein <br /> Static water level 28 04 ft below datum Pumping test duration 130 00 min <br /> Time from Water level Residual <br /> end of pumping drawdown <br /> [min] [ft] [ft] <br /> 151 7600 2767 -037 <br /> 152 7800 2766 -038 <br /> 153 8000 2764 -040 <br /> 154 8200 2762 -042 <br /> 155 8400 2760 -044 <br /> i <br /> • <br />