Dams in Larimer County, Colorado
148Total Dams
57High Hazard
30Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Horsetooth Dam | High | Not Available | 158 | Irrigation | 1949 |
| Loveland Water Storage | High | Satisfactory | 152 | Water Supply | 1977 |
| Joe Wright | High | Satisfactory | 148 | Water Supply | 1979 |
| Rattlesnake Dam | High | Not Available | 130 | Irrigation | 1952 |
| Milton Seaman | High | Satisfactory | 120 | Water Supply | 1948 |
| Rawhide | High | Satisfactory | 113 | Water Supply | 1980 |
| Park Creek | High | Satisfactory | 108 | Irrigation | 1970 |
| Halligan | High | Fair | 95 | Irrigation | 1970 |
| Long Draw | High | Satisfactory | 88 | Irrigation | 1975 |
| Flatiron Dam | High | Not Available | 86 | Hydroelectric | 1953 |
| Peterson Lake | High | Satisfactory | 78 | Water Supply | 1973 |
| East Portal Dam | High | Not Available | 76 | 1947 | |
| Carter Lake Dam 2 | High | Not Available | 75 | Hydroelectric | 1952 |
| Crow Lane No. 1 | High | Satisfactory | 74 | Water Supply | 2008 |
| Panhandle | High | Satisfactory | 71 | Irrigation | 1971 |
| Lon Hagler | High | Satisfactory | 71 | Irrigation | 1967 |
| Olympus Dam | High | Not Available | 70 | Hydroelectric | 1949 |
| Floodwater Ret. B-2 | High | Satisfactory | 66 | Flood Risk Reduction | 1982 |
| Fossil Creek | High | Satisfactory | 63 | Irrigation | 1903 |
| Dry Creek | High | Satisfactory | 62 | Water Supply | 2007 |
| Cache La Poudre | High | Satisfactory | 60 | Irrigation | 1977 |
| Cobb Lake | High | Satisfactory | 58 | Irrigation | 1953 |
| Chambers Lake | High | Satisfactory | 58 | Irrigation | 1924 |
| Windsor #8 | High | Satisfactory | 56 | Irrigation | 1903 |
| Floodwater Ret. B-3 | High | Satisfactory | 55 | Flood Risk Reduction | 1979 |
| North Poudre #15 | High | Satisfactory | 53 | Irrigation | 1949 |
| Barnes Meadow | High | Satisfactory | 50 | Irrigation | 1923 |
| Water Supply No 3 | High | Satisfactory | 48 | Irrigation | 1944 |
| Ish #3 (main Dam) | High | Satisfactory | 48 | Irrigation | 1905 |
| Douglas | High | Satisfactory | 47 | Irrigation | 1901 |
| Lake Loveland | High | Satisfactory | 47 | Irrigation | 1894 |
| Comanche | High | Satisfactory | 46 | Irrigation | 1966 |
| Hourglass | High | Satisfactory | 46 | Irrigation | 1898 |
| Indian Creek | High | Satisfactory | 46 | Irrigation | 1948 |
| North Poudre # 6 | High | Satisfactory | 42 | Irrigation | 1905 |
| North Poudre # 5 | High | Satisfactory | 41 | Irrigation | 1905 |
| Boyd Lake | High | Satisfactory | 40 | Fish and Wildlife Pond | 1900 |
| Terry Lake | High | Satisfactory | 40 | Irrigation | 1890 |
| North Poudre # 3 | High | Satisfactory | 39 | Irrigation | 1980 |
| Rocky Ridge | High | Satisfactory | 35 | Irrigation | 1940 |
| Long Pond | High | Satisfactory | 34 | Irrigation | 1922 |
| Handy | High | Fair | 34 | Irrigation | 1915 |
| Water Supply No 4 | High | Satisfactory | 33 | Irrigation | 1880 |
| Floodwater Ret. B-4 | High | Satisfactory | 33 | Flood Risk Reduction | 1978 |
| North Poudre # 2 | High | Satisfactory | 33 | Irrigation | 1955 |
| Mariano | High | Satisfactory | 30 | Irrigation | 1889 |
| Marys Lake Dike 1 | High | Not Available | 29 | Hydroelectric | 1949 |
| East Side Detention Facility | High | Satisfactory | 26 | Flood Risk Reduction | 2016 |
| Elder | High | Satisfactory | 25 | Irrigation | 1904 |
| Kluver | High | Satisfactory | 25 | Irrigation | 1925 |
| Warren Lake | High | Satisfactory | 23 | Irrigation | 1882 |
| Richards | High | Satisfactory | 21 | Irrigation | 1904 |
| Equalizer | High | Fair | 20 | Irrigation | 1902 |
| Flood Control Basin No. 1 | High | Satisfactory | 20 | Flood Risk Reduction | 2006 |
| Rist - Benson | High | Not Rated | 19 | Irrigation | 1903 |
| College #3 | High | Satisfactory | 18 | Irrigation | 1919 |
| Lily Lake Dam | High | Not Available | 15 | Fish and Wildlife Pond | 1913 |
| Floodwater Ret. B-6 | Significant | Satisfactory | 110 | Flood Risk Reduction | 1977 |
| Floodwater Ret. B-5 | Significant | Satisfactory | 91 | Flood Risk Reduction | 1977 |
| Worster | Significant | Satisfactory | 78 | Irrigation | 1911 |
| Parvin | Significant | Satisfactory | 68 | Fish and Wildlife Pond | 1925 |
| Twin Lakes Reservoir | Significant | Satisfactory | 41 | Water Supply | 1998 |
| Horseshoe Lake (east Dam) | Significant | Satisfactory | 37 | Irrigation | 1905 |
| Ryan Gulch | Significant | Satisfactory | 36 | Irrigation | 1950 |
| Dowdy Lake | Significant | Satisfactory | 35 | Recreation | 1962 |
| Clarks Lake | Significant | Satisfactory | 33 | Irrigation | 1904 |
| Hertha | Significant | Satisfactory | 32 | Irrigation | 1958 |
| South Side | Significant | Satisfactory | 31 | Irrigation | 1921 |
| Loveland Lake | Significant | Satisfactory | 30 | Irrigation | 1905 |
| Fairway | Significant | Satisfactory | 29 | Recreation | 1964 |
| Lone Tree | Significant | Satisfactory | 29 | Irrigation | 1882 |
| Horseshoe Lake (south Dam) | Significant | Satisfactory | 27 | Irrigation | 1905 |
| Annex #8 | Significant | Satisfactory | 26 | Irrigation | 1903 |
| Donath Lake | Significant | Satisfactory | 26 | Irrigation | 1883 |
| North Poudre # 4 | Significant | Satisfactory | 24 | Irrigation | 1956 |
| Claymore | Significant | Satisfactory | 21 | Irrigation | 1978 |
| Curtis Lake | Significant | Satisfactory | 20 | Water Supply | 1906 |
| Berthoud | Significant | Satisfactory | 18 | Water Supply | 1962 |
| George Rist | Significant | Satisfactory | 17 | Irrigation | 1973 |
| Aspen Lodge | Significant | Satisfactory | 16 | Recreation | |
| Sunny Slope | Significant | Fair | 16 | Irrigation | |
| North Poudre #1 | Significant | Satisfactory | 16 | Irrigation | 1885 |
| Dixon Canyon | Significant | Satisfactory | 14 | Irrigation | 1885 |
| Sherwood | Significant | Satisfactory | 14 | Irrigation | 1906 |
| Hiawatha | Significant | Satisfactory | 14 | Fish and Wildlife Pond | 1888 |
| Carriage Hills #1 (upper) | Significant | Satisfactory | 14 | Recreation | 1967 |
| Fairport | Significant | Satisfactory | 13 | Irrigation | 1882 |
| Mattingly | Low | Not Rated | 54 | Irrigation | 1969 |
| Lone Pine | Low | Not Rated | 48 | Recreation | 1979 |
| Fox Acres #3 | Low | Not Rated | 45 | Irrigation | 1983 |
| Little Hell Creek Diversion Dam | Low | Not Available | 43 | Hydroelectric | 1952 |
| Cedar Springs | Low | Satisfactory | 37 | Fish and Wildlife Pond | 1969 |
| Meadow Lake | Low | Fair | 37 | Recreation | 1957 |
| Fox Acres #2 | Low | Not Rated | 36 | Recreation | 1972 |
| Mountain Supply # 1 | Low | Fair | 35 | Flood Risk Reduction | 1904 |
| Fox Acres | Low | Not Rated | 35 | Irrigation | 1971 |
| Pavel #4 | Low | Fair | 32 | Water Supply | 1969 |
| Barrett | Low | Fair | 32 | Irrigation | 1973 |
| Watson Lake | Low | Satisfactory | 29 | Fish and Wildlife Pond | 1964 |
| Slab Canyon | Low | Satisfactory | 26 | Flood Risk Reduction | 1937 |
| Hinkley | Low | Satisfactory | 26 | Irrigation | 1906 |
| Riddle | Low | Unsatisfactory | 25 | 1953 | |
| Mountain Supply # 2 | Low | Satisfactory | 25 | Irrigation | 1904 |
| Willow Lake | Low | Satisfactory | 25 | Recreation | 1957 |
| Mountain Supply #10 | Low | Not Rated | 25 | Irrigation | 1974 |
| South Gray | Low | Satisfactory | 24 | Irrigation | 1976 |
| Mountain Supply # 9 | Low | Fair | 24 | Irrigation | 1907 |
| Wasson | Low | Not Rated | 23 | Irrigation | 1965 |
| North Gray | Low | Not Rated | 22 | Irrigation | 1904 |
| Martin Seepage #2 | Low | Unsatisfactory | 22 | Irrigation | 1968 |
| Cattail #1 | Low | Fair | 22 | Flood Risk Reduction | 1966 |
| Apache Lake Reservoir | Low | Satisfactory | 20 | Irrigation | 1980 |
| Groth Pumping System | Low | Not Rated | 20 | Irrigation | 1951 |
| Box Elder #3 | Low | Unsatisfactory | 20 | Irrigation | 1890 |
| Box I #1 | Low | Not Rated | 19 | Irrigation | 1967 |
| Culver | Low | Unsatisfactory | 19 | Irrigation | 1881 |
| Little Hohnholtz | Low | Fair | 18 | Recreation | 1969 |
| Nakomis Lake | Low | Satisfactory | 18 | Fish and Wildlife Pond | 1920 |
| Dry Creek | Low | Satisfactory | 17 | Irrigation | 1966 |
| Bellvue Water Treatment Pond #2 | Low | Fair | 16 | ||
| Rainbow Lake | Low | Not Rated | 16 | Water Supply | 2016 |
| Lost Lake | Low | Satisfactory | 15 | Fish and Wildlife Pond | 1929 |
| Bellvue Water Treatment Pond #1 | Low | Fair | 15 | ||
| Twin Lakes | Low | Not Rated | 15 | Recreation | 1904 |
| Mountain Supply # 7 | Low | Satisfactory | 14 | Irrigation | 1908 |
| Box Elder #2 | Low | Satisfactory | 13 | Irrigation | 1885 |
| Rist Canyon | Low | Not Rated | 12 | Irrigation | 1882 |
| Lindenmeirs | Low | Fair | 12 | Irrigation | 1902 |
| Geist | Low | Satisfactory | 12 | Irrigation | 1925 |
| Mitchell #3 | Low | Not Rated | 11 | Fish and Wildlife Pond | 1890 |
| Westerdoll Lake | Low | Fair | 11 | Irrigation | 1900 |
| Caverly | Low | Not Rated | 10 | Irrigation | 1923 |
| Dyekman | Low | Fair | 10 | Irrigation | 1902 |
| Zimmerman Lake | Low | Not Rated | 10 | Fish and Wildlife Pond | 1913 |
| Deer Lake | Low | Not Rated | 10 | Recreation | 1919 |
| Upper Stonewall | Low | Not Rated | 10 | Irrigation | 1910 |
| Box Elder #5 | Low | Not Rated | 10 | Irrigation | 1888 |
| Erie Lake | Low | Not Rated | 10 | Fish and Wildlife Pond | 1900 |
| Bellaire | Low | Not Rated | 9 | Fish and Wildlife Pond | 1904 |
| Box Elder #1 | Low | Not Rated | 9 | Irrigation | 1965 |
| Dixon | Low | Not Rated | 9 | Irrigation | 1923 |
| North Poudre #11 | Low | Fair | 8 | Irrigation | 1888 |
| Ramona | Low | Not Rated | 8 | Recreation | 1889 |
| Johnson | Low | Not Rated | 8 | Irrigation | 1944 |
| Mountain Supply # 6 | Low | Not Rated | 8 | Irrigation | 1910 |
| Cattail Pond | Low | Fair | 7 | Irrigation | 1900 |
| Houts | Low | Not Rated | 7 | Irrigation | 1902 |
| Snake Lake | Low | Not Rated | 7 | Recreation | 1906 |