|
<br />.
<br />.
<br />.
<br />.
<br />.
<br />I
<br />.
<br />.
<br />.
<br />.
<br />'.
<br />.
<br />I
<br />.
<br />.
<br />I
<br />I
<br />I
<br />
<br />FLOOD HAZARD INFORMATION
<br />
<br />
<br />DOLORES RIVER AND TRIBUTARIES
<br />Dolores, Montezuma County, Colorado
<br />
<br /> APPENDIX A
<br /> PEAK FLOWS AND STAGES
<br /> 10-, 50-, and 100-Year Floods
<br /> Peak Flow (Cubic Feet per Second)' I Stage (Feetl'
<br />Cross Section 10- Year Flood 50. Year Flood 100.Year Flood
<br />Number' Location' Flow Stage Flow Stage Flow Stage
<br /> DOLORES RIVER
<br /> (Drainage Area 270 - 567 Sq, Mi,)'
<br />4 0.850 6,800 6924.1' 11,500 6924.3' 14,500 6924.4'
<br />5 1.075 6,800 6924.1' 11,500 6924.3' 14,500 6924.5'
<br />6 1.255 6,800 6924.1' 11,500 6924.3' 14,500 6924.5'
<br />7 1.475 6,800 6924.2' 11,500 6924.4' 14,500 6924.6'
<br />8 1.635 6,800 6924.2' 11,500 6924.4' 14,500 6924.8'
<br />9 1,895 6,800 6924.5' 11,500 6925.1 14,500 6925.4
<br />10 2.415 6,800 6925.9 11,500 6927.6 14,500 6928.1
<br />10.1 2.730 6,800 6927.9 11,500 6929.6 14,500 6930.0
<br />11 3.035 6,800 6930.0 11,500 6931,6 14,500 6932.1
<br />11.1 3.105 6,800 6930.2 11,500 6931.7 14,500 6932.4
<br />11.2 3.130 6,800 6930.6 11,500 6931.9 14,500 6932.7
<br />12 3.180 6,800 6931,8 11,500 6933,8 14,500 6934.0
<br />13 3.595 6,800 6933.3 11,500 6935,2 14,500 6935.8
<br />14 4.035 6,800 6935.9 11,500 6937,6 14,500 6938.0
<br />15 4.430 6,800 6938,6 11,500 6939.9 14,500 6940.2
<br />16 4.655 6,800 6939.6 11,500 6941.1 14,500 6941.6
<br />17 5.035 6,800 6941.9 11,500 6943.3 14,500 6943.8
<br />17,1 5.490 6,800 6944.7 11,500 6946.4 14,500 6946.8
<br />18 5.975 6,800 6946.3 11,500 6948.0 14,500 6948.6
<br />19 6.460 6,800 6950.8 11,500 6952.8 14,500 6953.3
<br />
<br />I Dcuc<l\C~ in flow volume in a downstream direction due 10 ch,lnnel storage and over-bank Ie sse....
<br />l National Geodetic Vertical Datum, 1929 adjustment.
<br />l On report plates showing flooded areas (Nos. 1-16) and flood profiles (Nos. 17-3"\).
<br />4 Thou<oands of feel up~trcam from Highway 145 on the Dolores River, and miles lIp~lream from mOllth of the
<br />West Dolores River and Lost Canyon Creck.
<br />S At upstreiltn and downstrcdm limits of study reach on the Dolores River; at downstream limit (mollth\ on the' West
<br />Dolores River and Los Canyon Creek.
<br />G As influenced by m,\ximum pool level of McPhee Reservoir (project under construction).
<br />
<br />7
<br />
|