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

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68 <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 />

107228<br />

107604<br />

108007<br />

108423<br />

108777<br />

109119<br />

109528<br />

110004<br />

110424<br />

110867<br />

111324<br />

111763<br />

112196<br />

112603<br />

112955<br />

113239<br />

113723<br />

114169<br />

114481<br />

114579<br />

114610<br />

114650<br />

114981<br />

115286<br />

115524<br />

115866<br />

116230<br />

116617<br />

116967<br />

117403<br />

117844<br />

118264<br />

118702<br />

119102<br />

119518<br />

119928<br />

120308<br />

120638<br />

121061<br />

121461<br />

121832<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 />

991.12<br />

990.95<br />

990.79<br />

990.59<br />

990.4<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.95<br />

990.79<br />

990.59<br />

990.41<br />

991.13<br />

990.96<br />

990.8<br />

990.6<br />

990.42<br />

991.13<br />

990.96<br />

990.8<br />

990.6<br />

990.42<br />

991.13<br />

990.96<br />

990.8<br />

990.6<br />

990.42<br />

991.13<br />

990.96<br />

990.8<br />

990.6<br />

990.42<br />

991.13<br />

990.96<br />

990.8<br />

990.6<br />

990.42<br />

991.13<br />

990.96<br />

990.8<br />

990.6<br />

990.43<br />

991.13<br />

990.96<br />

990.8<br />

990.6<br />

990.43<br />

991.13<br />

990.96<br />

990.8<br />

990.6<br />

990.43<br />

991.13<br />

990.96<br />

990.8<br />

990.61<br />

990.43<br />

991.13<br />

990.96<br />

990.81<br />

990.61<br />

990.43<br />

991.13<br />

990.96<br />

990.81<br />

990.61<br />

990.43<br />

991.14<br />

990.96<br />

990.81<br />

990.61<br />

990.43<br />

991.14<br />

990.97<br />

990.81<br />

990.61<br />

990.44<br />

991.14<br />

990.97<br />

990.81<br />

990.62<br />

990.44<br />

991.15<br />

990.98<br />

990.82<br />

990.63<br />

990.46<br />

991.16<br />

990.99<br />

990.84<br />

990.65<br />

990.47<br />

991.22<br />

991.06<br />

990.9<br />

990.72<br />

990.55<br />

991.3<br />

991.13<br />

990.97<br />

990.79<br />

990.62<br />

991.38<br />

991.21<br />

991.05<br />

990.87<br />

990.69<br />

991.87<br />

991.7<br />

991.52<br />

991.37<br />

991.17<br />

992.68<br />

992.5<br />

992.31<br />

992.18<br />

991.97

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