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<br />~, 'L <br /> <br /> <br />13. U.S. Department of the Interior, Geological Survey, 7.5-Minute Series <br />Topographic Maps, Scale 1:24,000, Contour Interval 20 feet: Gem <br />Village, Colorado (1968); Bayfield, Colorado (1968); Ignacio, Colorado <br />(1968); Tiffany, Colorado (1968); Durango West, Colorado (1968); <br />Durango East, Colorado (1963); Durango West, Colorado (1963) <br /> <br />14. U.S. Department of the Interior, Geological Survey, 7.5-Minute Series <br />Topographic Maps, Scale 1:24,000, Contour Intervals 20 and 40 feet: <br />Basin Mountain, Colorado (1968); Durango West, Colorado (1961); Lorna <br />Linda, Colorado (1968); Vallecito Reservoir, Colorado (1964); Rules <br />Hill, Colorado (1964); Hermosa, Colorado (1963); Bayfield, Colorado <br />(1968); Ludwig Mountain, Colorado (1964) <br /> <br />15. U.S. Department of Housing and Urban Development, Federal Insurance <br />Administration, Flood Hazard Boundary Map, La Plata County, Colorado, <br />Scale 1:24,000, 1977 <br /> <br />16. Goff Engineering and Surveying, Inc., F100dway and Flood Elevations <br />Modifications, Animas River, MP 78.940 to 81.419, La Plata County, <br />Colorado, November 10, 1992 <br /> <br />17. U.S. Department of the Army, Corps of Engineers, Hydrologic Engineering <br />Center, HEC-2 Water-Surface Profiles, Generalized Computer Program, <br />Davis, California, May 1991 <br /> <br />18. Federal Emergency Management Agency, Flood Insurance Study, City of <br />Duranqo, La Plata County, Colorado, December 5, 1989 <br /> <br />19. Federal Emergency Management Agency, Flood Insurance Study, La Plata <br />County (Unincorporated Areas), Colorado, March 16, 1995 <br /> <br />20. Boss International, Inc., BOSS River Modeling System User's Manual, <br />1997 <br /> <br /> <br />21. U.S. Department of the Army, Corps of Engineers, Hydrologic Engineering <br />Center, HEC-2 Water Surface Profiles, Generalized Computer Program, <br />September 1990 <br /> <br />22. U.S. Department of the Interior, Geological Survey, Determination of <br />Roughness Coefficients for Streams in Colorado, Jarret, R.D., 1985 <br /> <br />Animas Regional Planning Commission, Comprehensive Plan for the <br />Bayfield Urban Area, Third Draft, May 1972 <br /> <br />Animas Regional Planning Commission, Comprehensive Plan for the Ignacio <br />Urban Area, Preliminary, 1972 <br /> <br />Colorado Water Conservation Board, Manual for Estimating Flood <br />Characteristics of Natural-Flow Streams in Colorado, 1976 <br /> <br />U.S. Department of the Interior, Geological Survey, Water-Supply Paper <br />997, Floods in Colorado, 1948 <br /> <br />U.S. Department of the Interior, Geological Survey, Water-Supply Paper <br />1683, Magnitude and Frequency of Floods in the United States, Part 9, <br />Colorado River Basin, 1966 <br /> <br />36 <br /> <br />