Laserfiche WebLink
BONNY DAM <br />Located on the South Fork of the Republican River about two miles <br />west of the town of Hale, Colorado. <br />Type . • • • Earthfill <br />Maximum structural height . 158 ft. <br />Earthfill in embankment • 8 c.y. <br />Spillway capacity (peak discharge) , . 73,300 c.f.s. <br />1/ Provides head on outlet works. <br />BONNY RESERVOIR <br />Drainage area <br />above Bonny Dam . <br />1,495 <br />sq.mi. <br />Annual runoff, <br />average (1929- 1966) <br />31,000 <br />a.f. <br />Annual runoff, <br />50 -yr, <br />100 -yr. <br />a.f. <br />Elev, <br />Initial <br />conditions <br />conditions <br />Area <br />Item <br />(ft.) <br />conditions <br />8,000 a.f. <br />16,000 a.f.(acres) <br />`. Intermittently dry <br />Inflow design <br />flood, 3 -day volume <br />ac. -ft <br />sediment <br />sediment <br />flood, peak discharge <br />a 245,000 <br />c.f.,s• <br />Streambed <br />3617.0 <br />0 <br />0 <br />0 <br />0 <br />Conservation storage <br />3635.5 <br />1,400 <br />800 <br />200 <br />242 <br />Inactive storage 1/ <br />3640,0 <br />1 <br />1 <br />500 <br />403 <br />Irrigation storage <br />3672.0 <br />38 <br />31 <br />24 <br />2 <br />Flood control storage <br />3710.0 <br />128 <br />128 <br />128 <br />5,036 <br />Total controlled <br />storage <br />170 <br />162 <br />154 <br />Surcharge <br />3736.2 <br />178 <br />178 <br />178 <br />8 <br />Total capacity <br />348,300 <br />340,300 <br />332 <br />1/ Provides head on outlet works. <br />HYDR ,.�.�.,. OL D Y <br />Drainage area <br />above Bonny Dam . <br />1,495 <br />sq.mi. <br />Annual runoff, <br />average (1929- 1966) <br />31,000 <br />a.f. <br />Annual runoff, <br />maximum (1935) . . . • . <br />. , . 151,600 <br />a.f. <br />Annual runoff, <br />minimum (1940) . <br />, 12,800 <br />a.f. <br />Peak discharge <br />of record (May 31, 1935) <br />. . . 103,000 <br />c.f,s. <br />Minimum discharge <br />... • ,. <br />`. Intermittently dry <br />Inflow design <br />flood, 3 -day volume <br />. , . 409,000 <br />a.f. <br />Inflow design <br />flood, peak discharge <br />a 245,000 <br />c.f.,s• <br />