FLOOD10503 ‎(2)‎

• County: Clear Creek
• Basin: South Platte
• Title: Clear Creek County Hydrologic Analysis Document Correspondence
• Date: 2/1/1998
• Floodplain - Doc Type: Educational/Technical/Reference Information

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) Chicago Creek just upstream of confluence with Spring Gulch
Recurrence Mean
Interval Regression D.A. Slope Peak Flow
(years) Equation (sq. mi.) (ftIft ) (cfs)
2 Q=11.0(A)^.663*(S+ 1 )^3.465 46.1 0.357 402
5 Q=17.9(A)^.677*(S+ 1 )^2. 739 46.1 0.357 552
10 Q=23.0(A)^.685*(S+ 1 )^2.364 46.1 0.357 653
50 Q=34.5(A)^.700*(S+1)^1.768 46.1 0.357 865
100 Q=39.5(A)^.706*(S+ 1 )^1.577 46.1 0.357 956
500 Q=51.5(A)^. 715*(S+ 1 )^1.209 46.1 0.357 1153

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