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<br /> <br />Stanley Reservoir (Photo courtesy of Dan Clayton) <br /> <br />Wet and Dry Periods <br /> <br />Every year, Colorado experiences at least one <br />100-year flood somewhere in the state. Colorado's <br />total flood losses to date have been documented to be <br />$4.9 billion. The basin's most recent flood event was <br />April 29- May 3, 1999. The estimated total historic <br />damages for this basin are $1.3 billion to date. <br /> <br />- <br />Dry Avg <br /> <br />Wet <br /> <br />Upper Basin I <br />Lower Basin I <br /> <br />June & Aug 1921 <br />Basin floods <br />I <br /> <br />Major Imports into the Basin <br /> <br />Name Recipient Diversions <br />Stream acre-feet <br /> <br />1 * Boustead Tunnel <br />2 Twin Lakes Tunnel <br />3 Homestake Tunnel <br />4 Hoosier Tunnelt <br />5 Busk-Ivanhoe Tunnel <br />6 Wurtz Ditch <br />7 Columbine Ditch <br />8 Medano Ditch <br />9 Ewing Ditch <br />10 Larkspur Ditch <br /> <br />Lake Fork Creek <br />Lake Creek <br />Lake Fork Creek <br />Fountain Creek <br />Busk Creek <br />Tennessee Creek <br />Arkansas River <br />H uerfano River <br />Tennessee Creek <br />Poncha Creek <br /> <br />Source: Division 2 Annual Report (Water Year 1998) <br /> <br />53,971 <br />46,930 <br />24,520 <br />9,330 <br />4,123 <br />2,070 <br />1,669 <br />834 <br />775 <br />66 <br /> <br />Major Exports from the Basin <br /> <br />r Name <br /> <br /> <br />11 Aurora Rocky Ford Ditch <br /> <br />Diversions I <br />(acre-feet)_ <br />8,250 <br /> <br />Source: Southeastern Colorado Water Conservancy District and <br />Division of Water Resources <br /> <br />* Numbers in the above table correspond to numbers that <br />accompany arrows on the basin map (p. 5). <br /> <br />t Continental Hoosier Tunnel exports from the Colorado Basin <br />to the Arkansas Basin through a portion of the South Platte <br />Basin. <br /> <br />June-July 1957 <br />Basin floods <br /> <br />May 1955 <br />Basin floods <br />I <br /> <br />June 1965 <br />Basin floods <br />I <br /> <br />t. <br /> <br />May-June 1935 <br />Kiowa, Bijou, <br />Fountain & <br />Monument Creeks <br />flood <br /> <br />I <br /> <br /> <br />. <br />. <br /> <br /> <br />ex; <br />~ <br /> <br />ex; <br />c.o <br />01 <br /> <br /><:D <br />w <br />o <br /> <br /><:D <br />o <br />01 <br /> <br /><:D <br />o <br /> <br />~ <br />01 <br /> <br />~ <br />o <br /> <br /><:D <br />o <br />o <br /> <br /><:D <br />~ <br /> <br /><:D <br />w <br />01 <br /> <br />~ <br />01 <br /> <br /><:D <br />01 <br />o <br /> <br />ffi <br />o <br /> <br />. <br /> <br />ffi <br />01 <br /> <br />~ <br />o <br /> <br />~ <br />01 <br /> <br />II <br /> <br />April 1999 <br />Fountain Creek <br />floods <br />I <br /> <br />I <br /> <br /><:D <br />01 <br />01 <br /> <br />~ <br />o <br /> <br /><:D <br />OJ <br />o <br /> <br /><:D <br />OJ <br />01 <br /> <br /><:D <br />c.o <br />o <br /> <br /><:D<:D <br />c.oc.o <br />01-...1 <br /> <br />Source: Colorado Water Conservation Board; and McKee, Doesken, and Kleist, Historical Dry and Wet Periods in Colorado, Figures, Colorado Climate <br />Center, Colorado State University, 1999. <br /> <br />( Arkansas River Basin Facts - 3 ) <br />