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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />Table 8 <br />SPILLWAY DESIGN FLOOD <br />CHARACTERISTICS <br /> <br /> Point PMP Rainfall <br /> (equals 22.0 Inches in 6 hours) <br /> Drainage criterial U.S. Bureau of Re- <br /> Manual Method clamation Method2 <br /> Drainage Peak <br /> Area Disch. Volume Disch. Volume <br />Dam Sq. Mi. cfs a-f cfs a-f <br />(1) (2) (3) (4) (5) (6) <br />Englewood Dam 9.41 31,535 9,325 38,500 9.760 <br />Holly Dam 2.09 10,648 2,104 Nc Nc <br />Berry Dam 1.84 9,661 1 ,804 Nc Nc <br />Prent i ce Dam 0.84 5,018 831 Nc Nc <br />Bl ackmer Dam 1.22 8,518 1,286 NC Nc <br />Quincy Dam 0.64 4,445 678 Nc Nc <br /> <br />1. Colorado Unit Hydrograph Method as described in <br />Urban Storm Drainage Criteria Manual, Volume I, <br />Denver Regional Council of Governments, 1969. <br /> <br />2. U.S. Bureau of Reclamation Method as described <br />in Design of Small Dams, Second Edition, 1973. <br /> <br />(Nc means not calculated) <br /> <br />-42- <br />