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® Table 2.1 Design Criteria for Sediment Ponds "K" and "A" <br /> <br />I <br /> Disturbed Total Contributing <br /> Area (acres) Area (acres) <br />POND K 9.0 149.1 <br />POND A 12.1 40.7 <br /> 1D-year Runpoff Vol ume <br />POND K .D3 aacft x 144.1 ac = 4.5 ac-ft <br /> <br />POND A ,03 x 40.7 ac = 1.2 ac-ft <br /> Sediment Volume <br />POND K 2.6 ac-ft <br />POND A 0.37 ac-ft <br />_ MINIMUM REgUIRED POND VOLUME <br />POND K 7.10 ac-ft <br />POND A 1.57 ac-ft <br /> 10-year Peak Flow <br />POND K 0.37 cfs/ac x 149.1 ac = 55 cfs <br />POND A 0.37 cfs/ac x 40.7 ac = 15 cfs <br /> 25 year Peak Flow <br />POND K 0.59 cfs/ac x 149.1 ac ~ BB cfs <br />POND A 0,59 cfsjac x 40.7 ac = 24 cfs <br />.- <br /> 3 <br /> [J~ J~ <br />' <br />c <br /> N <br />S IL <br />