Laserfiche WebLink
<br />I <br /> <br />IlThere are even possibilities of a greater <br />storm, but there is no justification for <br />cons ideration thereofll,. <br /> <br /> <br />U,' S. BUREAU OF R;:;CLAlIATIOIf REPORT (COl/TID) <br /> <br />FLOOD COHTRor,(COl/T'D) <br /> <br />The report says I <br /> <br />Analyzing the runoff to be expected from the assumed <br /> <br />maximum storm, the conclusions of the Bureau, as to the volume and intensity <br /> <br />at Castlewood reservoir, are indicated in the following tabulation. <br /> <br /> MAXD,lUI\l FLOOD-ClBRRY CREEK- CASTLEVIOOD RESERVOIR <br /> Volume Average <br /> Hours Percent Acre-Feet Seoond-Feet <br /> 1 0.9 260 3 .lOO <br /> 2 3.6 1,030 12~300 <br /> 3 22.8 6,500 78,700 <br /> 4 33.4 9,500 115,000 (a) <br /> 5 21.4 6,100 73,800 <br /> 6 n.1 3,160 38.200 <br /> 7 4.8 1.370 16,600 <br /> 8 1.6 460 5,600 <br /> 9 0.4 120 1,400 <br /> Total 100.0 28.500 (b) <br />(a) Maximum Momentary peak 132,000 (c) <br />(b) Equivalent to :3.2 inches over entire drainage area. <br />(c) Equivalent to 786 sec. ft. per square-mile of watershed. <br /> <br />..17- <br /> <br /> <br />