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Ray Lazuk <br />March 19, 2014 <br />Page 6 <br />Table 1. Sub -Basin Hydrologic Characteristics <br />Interceptor <br />System <br />Basin <br />Area <br />(sq. mi.) <br />SCS Curve <br />Number <br />Initial Loss <br />(in) <br />West <br />Searle Gulch <br />2.60 <br />77 <br />0.149 <br />Kokomo Creek <br />1.31 <br />75 <br />0.167 <br />E. Sheep Mtn. Upper <br />0.33 <br />72 <br />0.194 <br />E. Sheep Mtn. Lower <br />0.09 <br />72 <br />0.194 <br />E. Sheep Mtn. NE <br />0.08 <br />74 <br />0.176 <br />Corbett Peak <br />0.57 <br />75 <br />0.167 <br />Jacque Peak South <br />0.61 <br />74 <br />0.176 <br />Rose Gulch <br />0.51 <br />73 <br />0.185 <br />Jacque Peak East <br />0.20 <br />73 <br />0.185 <br />East <br />McNulty Gulch <br />0.34 <br />73 <br />0.185 <br />Mayflower Creek <br />3.20 <br />77 <br />0.149 <br />McNulty Gulch West <br />0.35 <br />73 <br />0.185 <br />Carbonate Hill <br />0.64 <br />76 <br />0.158 <br />Clinton Canal <br />0.43 <br />74 <br />0.176 <br />Mayflower Canal <br />0.43 <br />77 <br />0.149 <br />Chalk <br />Mtn. <br />Chalk Mountain East <br />0.40 <br />73 <br />0.185 <br />Chalk Mountain West <br />0.78 <br />73 <br />0.185 <br />3.3 Precipitation <br />Wheeler performed a Log Pearson Type III statistical analysis using over 50 years of daily <br />precipitation data from the Climax Weather Station to estimate a 24- hour - duration precipitation <br />depth for the 10 -year- frequency storm. The precipitation was distributed over a 24 -hour period <br />according to the NOAA Atlas II rainfall depth- durations for Colorado, Region 2. Table 2 <br />presents the depth- duration data used in the HEC -HMS model. <br />