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FLOOD08228
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Last modified
1/25/2010 7:14:00 PM
Creation date
10/5/2006 3:29:11 AM
Metadata
Fields
Template:
Floodplain Documents
County
Boulder
Community
Boulder
Stream Name
Boulder Creek
Basin
South Platte
Title
Urban Drainage and Flood Control District
Date
3/1/1990
Prepared For
Boulder Creek
Prepared By
Goerge V. Sabol
Floodplain - Doc Type
Flood Mitigation/Flood Warning/Watershed Restoration
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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 3 <br />Unit Hydrograph Data and Para.eter Values for Each Subbasin <br /> <br /> S-Graph Snyder <br />Subbasin Area L LCA S n Lag Tp Cp <br />No. sq. mi. mi. mi. ft/mi hr. hr. <br />(l) (2) (3) (4) (5) (6) (7) (8) (9) <br />2 6.00 6.8 3.4 264 0.06 1.64 1.56 0.45 <br />3 6.06 3.12 1.59 227 0.06 1.08 0.83 0.44 <br />4 3.58 3.99 2.13 259 0.06 1.30 1.02 0.43 <br />5 6.31 4.84 2.46 269 0.06 1.38 1.18 0.46 <br />6 2.52 2.5 1.5 317 0.06 0.79 0.67 0.39 <br />7 4.25 4.1 2.7 158 0.06 1.54 1.24 0.43 <br />8 3.72 4.1 2.7 306 0.06 1.07 0.96 0.43 <br />9 4.14 5.9 2.7 301 0.06 1.38 1.30 0.44 <br />10 2.87 3.21 1.26 290 0.06 0.83 0.71 0.40 <br />11 6.50 4.7 1.6 290 0.06 1.06 0.95 0.47 <br />12 7.76 6.1 3.6 253 0.06 1.62 1.56 0.48 <br />13 3.12 5.1 1.7 301 0.06 1.11 1.00 0.42 <br />14 5.30 4.2 2.2 232 0.06 1.19 1.06 0.44 <br />15 3.55 3.8 1.4 253 0.06 0.95 0.82 0.41 <br />
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