Browse Dams

1,984 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 1,984 dams from the NID database. Each record includes dam name, location, physical dimensions, hazard potential classification, condition assessment, purpose, owner information, and emergency action plan status. Use the filters below to search by state, hazard level, condition, or keyword.

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Name State County Height (ft) Hazard Condition Year Purpose
E. G. Merritt Colorado Montezuma 21 Low Fair 1978 Irrigation
Bergen #5 Colorado Jefferson 21 Low Fair 1908 Fire Protection, Stock, Or ...
L.A. Bar Colorado Montezuma 20 Low Fair 1945 Irrigation
Cushman Colorado San Miguel 20 Low Not Rated 1978 Fish and Wildlife Pond
Carlin Colorado Weld 20 Low Not Rated 1905 Irrigation
Salas Ditch Colorado Huerfano 20 Low Not Rated 1920 Irrigation
Mcginnis Meadows Reservoir Colorado Garfield 20 Significant Not Rated 1944 Recreation
Kiowa Crk Wtrshd 1-E-60 Colorado Elbert 20 Low Fair 1957 Flood Risk Reduction
Timpas 1_(Browning & Reese #1) Colorado Otero 20 Low Not Rated 1916 Fire Protection, Stock, Or ...
Six & Fifty Detention Dam Colorado Mesa 20 Low Not Rated 1957 Debris Control
Griggs Colorado Grand 20 Low Satisfactory 1948 Irrigation
Ethel Belmear Colorado Dolores 20 Low Unsatisfactory 1944 Fire Protection, Stock, Or ...
Marshall #2 Colorado Weld 20 Low Fair 1887 Irrigation
Dawson Colorado Mesa 20 Low Not Rated 1911 Irrigation
Rainbow Falls #5 Colorado Douglas 20 Low Not Rated 1957 Recreation
Pala Dura Colorado Huerfano 20 Low Fair 1979 Fire Protection, Stock, Or ...
Ireland #5 Colorado Weld 20 Low Satisfactory 1976 Irrigation
Curtis Lake Colorado Larimer 20 Significant Satisfactory 1906 Water Supply
Prebble Colorado Delta 20 Low Fair 1960 Irrigation
Mundt Colorado Weld 20 High Satisfactory 2020 Irrigation
Bennett Colorado Jackson 20 Low Satisfactory 1976 Irrigation
Shawver Colorado Jackson 20 Low Fair 1949 Irrigation
Thurston Lake Colorado Prowers 20 Significant Fair 1928 Recreation
Mosca Livestock #2 Colorado Montrose 20 Low Not Rated 1960 Irrigation
Comanche Colorado Pueblo 20 High Satisfactory 1972 Water Supply
Kitson Colorado Mesa 20 High Fair 1911 Irrigation
Bassett #2 Colorado Moffat 20 Low Fair 1939 Recreation
Koch Colorado Phillips 20 Low Not Rated 1947 Fire Protection, Stock, Or ...
Groth Pumping System Colorado Larimer 20 Low Not Rated 1951 Irrigation
Buffehrs Colorado Summit 20 Low Satisfactory 1918 Water Supply
Monument #2 Colorado Mesa 20 Low Fair 1954 Irrigation
Baseline - Northwest Colorado Boulder 20 High Satisfactory 1905 Irrigation
Long Lake Colorado Routt 20 High Satisfactory 1942 Water Supply
Jolly Ranch Colorado Arapahoe 20 Low Fair 1987 Fire Protection, Stock, Or ...
Holden Colorado Routt 20 Low Not Rated 1952 Irrigation
Ella Colorado Delta 20 Low Fair 1911 Irrigation
A-20 Colorado Adams 20 Low Fair 1927 Irrigation
Equalizer Colorado Larimer 20 High Fair 1902 Irrigation
Big Monitor #2 Colorado Montrose 20 Low Fair 1946 Irrigation
Bull Basin #1 Colorado Mesa 20 Low Not Rated 1920 Irrigation
Basin #2 Colorado Delta 20 Low Satisfactory 1949 Water Supply
Margaret-Carpenter Colorado Adams 20 Low Not Rated 2008 Irrigation
Basin #1 Colorado Delta 20 Low Fair 1949 Water Supply
Cottonwood #2 Colorado Mesa 20 Significant Fair 1895 Irrigation
Granby Dike 4 Colorado Grand 20 High Not Available 1950 Hydroelectric
Lucky Find Colorado Delta 20 Low Satisfactory 1905 Irrigation
W. Cherry Creek Det. #6 Colorado El Paso 20 Low Fair 1961 Flood Risk Reduction
Lockport Colorado Jefferson 20 Significant Fair 1984 Water Supply
Wildhorse Colorado Weld 20 High Not Rated 1920 Irrigation
Martin Lily Pond Colorado Grand 20 Low Fair 1939 Recreation

Frequently Asked Questions

Hazard potential is based on the consequences of dam failure, not the condition of the dam. High hazard means loss of human life is probable. Significant means economic and environmental losses are expected but no probable loss of life. Low means minimal losses are expected. The classification considers downstream population, infrastructure, and environmental resources.

Condition ratings reflect the physical state of the dam based on periodic inspections. Satisfactory means no deficiencies found. Fair means minor issues exist but no immediate action needed. Poor means safety deficiencies require remedial action. Unsatisfactory means the dam is unsafe and immediate corrective action is required.

Yes. Use the search field above to find dams by name. You can also combine the search with state, hazard, and condition filters to narrow your results. Each dam record links to a detail page with complete information.