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HydroGeo Consultants lip Table 1 Pumping Test Results for MW-5 ' Aquifer Parameters Pumping Recover q P g Y ' Transmissivity (ft2/day) 21 7 1 678 ds = 25 ds = 08 Hydraulic Conductivity (ft/day) 05 1 7 Groundwater Velocity (ft/day) 0 011 0 037 Stagnation Point (ft) 337 108 5.3 Observation Wells ' a7 Wells M -2, M�R, MW-4, MW-6, T -1, TB-7, and TB-10 were all used as observation wells for the pumping test A measurable drawdown was observed in each of the wells during the pumping test Wells MW-2 and TB-7 are four-inch diameter monitoring wells while the remaining five observation wells are two-inch diameter Wells screen depths vary at the Site with the above listed wells terminating at depths of 55 50 ' feet, 63 23 feet, 79 71 feet, 86 40 feet, 60 03 feet, 70 97 feet, and 64 93 feet below grade, respectively Screen intervals also vary greatly for the observation wells at the Site with the wells screened from 30-55 50 feet, 40-63 23 feet, 65-79 91 feet, 65-86 40 feet, 40- 60 03 feet, 25-70 97 feet, and 20-64 93 feet below grade The static water level was measured in MW-2 (43 38 feet below grade), MW-3R(43 06 feet below grade), MW-4 (42 31 feet below grade), MW-6 (44 26 feet below grade), TB- 1 (42 48 feet below grade), TB-7 (43 04 feet below grade), and T-10 (42 27 below grade) prior to starting the test The maximum drawdown observed in these wells was 0 07 feet ' (835 minutes), 0 06 feet (739 minutes), 0 12 feet(736 minutes), 0 04 feet (742 minutes), 0 13 feet(737 minutes), 0 11 feet (640 minutes), and 0 09 feet(828 minutes) This data is summarized in Table 6 and field data sheets are included 1n Appendix A Figures 7, S, ' and 9, depict the drawdown data versus time for observation wells MW-4, TB-1, and TB- 7, respectively Maximum drawdown for each observation well versus distance from the pumping well MW-5 is plotted in Figure 10 1 1 ' Thrifty oil TQC#171 Aquifer Test and RAP Rpt Page 9 I