Dams in Coconino County, Arizona
47Total Dams
15High Hazard
3Significant
Dam Safety in Coconino County, Arizona
Coconino County has 47 dams tracked in the National Inventory of Dams. Of these, 15 are classified as high hazard — meaning failure would probably cause loss of human life. Another 3 carry a significant hazard classification. Currently, 4 dams have a condition assessment of poor or unsatisfactory.
The average dam in Coconino County is 86 years old. The most common purpose is fish and wildlife pond. The tallest dam is Glen Canyon Dam at 710 ft.
Explore more: Oldest dams in Arizona · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Glen Canyon Dam | High | Not Available | 710 | Hydroelectric | 1963 |
| C.c. Cragin Dam | High | Not Available | 170 | Hydroelectric | 1964 |
| Walnut Canyon | High | Poor | 70 | Irrigation | 1881 |
| Masonry #2 | High | Satisfactory | 51 | Fish and Wildlife Pond | 1911 |
| Fredonia | High | Poor | 49 | Flood Risk Reduction | 1973 |
| City | High | Satisfactory | 47 | Water Supply | 1902 |
| Continental #1 | High | Satisfactory | 44 | Irrigation | 1972 |
| Santa Fe | High | Satisfactory | 42 | Water Supply | 1892 |
| Continental #2 | High | Satisfactory | 42 | Irrigation | 1974 |
| Railroad Tank Dam | High | Not Rated | 37 | Fire Protection, Stock, Or Small Fish Pond | 1900 |
| Lower Lake Mary | High | Not Rated | 33 | Water Supply | 1907 |
| Pasture Canyon | High | Fair | 30 | Irrigation | 1930 |
| Odell | High | Poor | 14 | Irrigation | 1978 |
| Navajo Trail | High | Not Rated | 10 | Flood Risk Reduction | |
| Charley Day Spring | High | Satisfactory | 10 | Flood Risk Reduction | 1940 |
| Upper Lake Mary | Significant | Satisfactory | 49 | Recreation | 1941 |
| Dogtown | Significant | Fair | 43 | Fish and Wildlife Pond | 1934 |
| West Cataract Creek | Significant | Fair | 36 | Recreation | 1947 |
| Chevelon Canyon | Low | Not Rated | 84 | Fish and Wildlife Pond | 1966 |
| Willow Springs | Low | Not Rated | 80 | Recreation | 1970 |
| Knoll | Low | Not Rated | 63 | Fish and Wildlife Pond | 1963 |
| Bear Canyon | Low | Not Rated | 50 | Fish and Wildlife Pond | 1929 |
| Navajo Evap Pond 60-2 | Low | Not Rated | 50 | Other | 1980 |
| Steel Dam | Low | Not Rated | 46 | Water Supply | 1898 |
| Kaibab | Low | Not Rated | 44 | Recreation | 1934 |
| Woods Canyon | Low | Not Rated | 43 | Fish and Wildlife Pond | 1956 |
| Canyon Diablo | Low | Poor | 40 | Flood Risk Reduction | 1966 |
| Coconino | Low | Not Rated | 39 | Fish and Wildlife Pond | 1954 |
| Big Supai Tank | Low | Not Rated | 34 | Other | 1882 |
| Mclellan | Low | Not Rated | 33 | Fish and Wildlife Pond | 1907 |
| Whitehorse Dam | Low | Not Rated | 31 | Fish and Wildlife Pond | 1938 |
| Russell Tank Dam | Low | Not Rated | 30 | Fire Protection, Stock, Or Small Fish Pond | 1930 |
| Soldier Annex Dam | Low | Not Rated | 30 | Irrigation | 1935 |
| Tremaine Reservoir | Low | Fair | 30 | Irrigation | 1952 |
| Scholz Dam | Low | Not Rated | 24 | Fish and Wildlife Pond | 1954 |
| Broken Tank | Low | Not Rated | 21 | Fire Protection, Stock, Or Small Fish Pond | |
| Number 10 Tank | Low | Not Rated | 21 | Fish and Wildlife Pond | 1939 |
| J. D. Dam | Low | Not Rated | 21 | Fish and Wildlife Pond | 1915 |
| Page Effluent Ponds 2a & 2b | Low | Not Rated | 19 | Other | 1998 |
| Sweetwood (k4) | Low | Not Rated | 18 | Fish and Wildlife Pond | |
| Kinnikinick | Low | Not Rated | 18 | Fish and Wildlife Pond | 1956 |
| Morton | Low | Not Rated | 17 | Irrigation | 1943 |
| Big Aso | Low | Not Rated | 16 | Fire Protection, Stock, Or Small Fish Pond | |
| Long Point Dam | Low | Not Rated | 15 | Fire Protection, Stock, Or Small Fish Pond | |
| Tom Tank | Low | Not Rated | 14 | Fire Protection, Stock, Or Small Fish Pond | |
| Foxboro Lake Dam | Low | Not Rated | 13 | Fire Protection, Stock, Or Small Fish Pond | 1905 |
| Ashurst Lake | Low | Not Rated | 12 | Fish and Wildlife Pond | 1954 |