FLOOD10363 ‎(2)‎

• County: Gunnison
• Community: Gunnison County
• Stream Name: East River, Cement Creek, Alkali Creek, Ohio Creek
• Title: Gunnison County Flood Hydrology, Contract # W99-D-0018 Final Report
• Date: 11/1/2004
• Prepared For: US Army Corps of Engineers, CWCB and Gunnison County
• Prepared By: Tetra Tech, Inc.
• Floodplain - Doc Type: Floodplain Report/Masterplan

I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I

Table 5.8.3.1 Flood Frequency Analysis Results for Reach 9 - Gunnison River from Ohio Creek
to North of City of Gunnison

Std. Flow (c1s)
Mean Dev. Skew Chance Exceedence
10% 2% 1% 0.2%
Peak 3.630 0.160 0.000 6,840 9,091 10,051 12,317
1-Day 3.601 0,160 0.000 6,398 8,504 9,402 11 ,521
3-Dav 3.583 0,160 0.000 6,138 8,158 9,020 11,054
5-Day 3.569 0.160 0.000 5,944 7,900 8,734 10,703
7 -Dav 3.556 0.160 0.000 5,768 7,667 8,476 10,387
15-Day 3.508 0.160 -0.100 5,144 6,729 7,386 8,895
3D-Day 3.452 0,160 -0.100 4,521 5,915 6,493 7,819
60-Dav 3.362 0.170 -0.100 3,784 5,034 5558 6,772

38