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Stream-Profile Analyses Using a Step-Backwater Model for ... - USGS

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60 <strong>Stream</strong>-<strong>Profile</strong> <strong>Analyses</strong> <strong>Using</strong> a <strong>Step</strong>-<strong>Backwater</strong> <strong>Model</strong> <strong>for</strong> Selected Reaches in the Chippewa Creek Basin in Ohio<br />

Table 3–1. Water-surface elevation along Chippewa Creek after decreasing the Manning’s roughness coefficient (n) <strong>for</strong> the main<br />

channel by 5, 10, 15, and 20 percent.—Continued<br />

River<br />

station 1<br />

10396<br />

10696<br />

11076<br />

11402<br />

11752<br />

12175<br />

12590<br />

13040<br />

13447<br />

13837<br />

14304<br />

14726<br />

15157<br />

15635<br />

16068<br />

16504<br />

16775<br />

16962<br />

17055<br />

17096<br />

17204<br />

17595<br />

18013<br />

18425<br />

18814<br />

19226<br />

19643<br />

20055<br />

20477<br />

20866<br />

21265<br />

21658<br />

22031<br />

22455<br />

22909<br />

22936<br />

22976<br />

23070<br />

23302<br />

23725<br />

Water-surface elevation (in feet) associated with the indicated decrease in the Manning’s roughness coefficient (n)<br />

over the entire length of the main channel<br />

0 percent 5 percent 10 percent 15 percent 20 percent<br />

944.29<br />

943.97<br />

943.72<br />

943.39<br />

942.99<br />

944.32<br />

944<br />

943.76<br />

943.43<br />

943.03<br />

944.38<br />

944.07<br />

943.83<br />

943.5<br />

943.11<br />

944.43<br />

944.12<br />

943.88<br />

943.56<br />

943.18<br />

944.46<br />

944.16<br />

943.93<br />

943.61<br />

943.23<br />

944.51<br />

944.21<br />

943.97<br />

943.66<br />

943.29<br />

944.55<br />

944.26<br />

944.02<br />

943.71<br />

943.35<br />

944.64<br />

944.35<br />

944.11<br />

943.8<br />

943.43<br />

944.75<br />

944.46<br />

944.23<br />

943.91<br />

943.54<br />

944.8<br />

944.52<br />

944.28<br />

943.96<br />

943.59<br />

944.96<br />

944.69<br />

944.47<br />

944.16<br />

943.8<br />

945.05<br />

944.79<br />

944.56<br />

944.25<br />

943.89<br />

945.13<br />

944.87<br />

944.63<br />

944.33<br />

943.97<br />

945.22<br />

944.95<br />

944.72<br />

944.41<br />

944.04<br />

945.31<br />

945.04<br />

944.8<br />

944.49<br />

944.13<br />

945.38<br />

945.1<br />

944.86<br />

944.55<br />

944.19<br />

945.41<br />

945.14<br />

944.9<br />

944.59<br />

944.22<br />

945.41<br />

945.13<br />

944.88<br />

944.57<br />

944.2<br />

945.44<br />

945.16<br />

944.92<br />

944.61<br />

944.24<br />

945.45<br />

945.17<br />

944.93<br />

944.62<br />

944.25<br />

945.48<br />

945.21<br />

944.96<br />

944.66<br />

944.29<br />

945.57<br />

945.3<br />

945.05<br />

944.75<br />

944.38<br />

945.64<br />

945.37<br />

945.13<br />

944.82<br />

944.45<br />

945.71<br />

945.43<br />

945.19<br />

944.88<br />

944.52<br />

945.76<br />

945.48<br />

945.24<br />

944.93<br />

944.56<br />

945.83<br />

945.55<br />

945.31<br />

945<br />

944.63<br />

945.89<br />

945.6<br />

945.37<br />

945.05<br />

944.69<br />

945.94<br />

945.65<br />

945.42<br />

945.1<br />

944.74<br />

945.99<br />

945.7<br />

945.47<br />

945.15<br />

944.78<br />

946.04<br />

945.75<br />

945.51<br />

945.19<br />

944.82<br />

946.08<br />

945.79<br />

945.56<br />

945.24<br />

944.86<br />

946.13<br />

945.83<br />

945.6<br />

945.27<br />

944.9<br />

946.18<br />

945.89<br />

945.65<br />

945.33<br />

944.95<br />

946.24<br />

945.94<br />

945.71<br />

945.38<br />

945<br />

946.29<br />

945.99<br />

945.76<br />

945.42<br />

945.04<br />

946.29<br />

945.99<br />

945.76<br />

945.42<br />

945.04<br />

946.3<br />

945.99<br />

945.76<br />

945.42<br />

945.04<br />

946.37<br />

946.06<br />

945.82<br />

945.47<br />

945.07<br />

946.38<br />

946.08<br />

945.83<br />

945.49<br />

945.1<br />

946.43<br />

946.13<br />

945.89<br />

945.55<br />

945.16

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