Arizona Dams
376 dams tracked by the National Inventory of Dams
Total Dams
376
High Hazard
159
42.3%
Poor / Unsatisfactory
44
Average Age
71 yrs
Hazard Classification
High159 (42.3%)
Significant38 (10.1%)
Low172 (45.7%)
Condition Assessment
Satisfactory97 (25.8%)
Fair49 (13.0%)
Poor / Unsatisfactory44 (11.7%)
Not Rated186 (49.5%)
Federal
112
State
36
Local
83
Private
127
Tallest Dams
- Glen Canyon Dam710 ft
- New Waddell Dam440 ft
- 1 West400 ft
- Theodore Roosevelt Dam357 ft
- Sierrita350 ft
High Hazard Dams
- Glen Canyon DamHigh
- New Waddell DamHigh
- Theodore Roosevelt DamHigh
- SierritaHigh
- Parker DamHigh
Poor Condition Dams
- ElgoPoor
- JaquesPoor
- Fool HollowPoor
- Black CanyonPoor
- Walnut CanyonPoor
All Dams in Arizona
Showing 101–125 of 172
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Kaibab Coconino County | 44 | 1934 | Low | Not Rated |
| Jumbo Yavapai County | 32 | 1945 | Low | Not Rated |
| Joshua Crosby Mohave County | 14 | 1944 | Low | Not Rated |
| J. D. Dam Coconino County | 21 | 1915 | Low | Not Rated |
| Jarvis Apache County | 7 | 1886 | Low | Not Rated |
| Iverson Detention Dam Mohave County | 25 | 1959 | Low | Poor |
| Hx Detention Dam Graham County | 35 | 1956 | Low | Fair |
| H-V Reservoir Apache County | 15 | 1883 | Low | Not Rated |
| Hurricane Dam Apache County | 31 | 1959 | Low | Not Rated |
| Hole-N-Wall Detention Dam Mohave County | 32 | 1960 | Low | Fair |
| Hog Wallow Apache County | 7 | 1908 | Low | Not Rated |
| Haumont Tank Apache County | 28 | — | Low | Not Rated |
| Hassayampa Check Yavapai County | 40 | 1936 | Low | Not Rated |
| Halfway Detention Dam Graham County | 18 | 1940 | Low | Fair |
| Green Valley Wwtp Pima County | 12 | 1981 | Low | Not Rated |
| Grayhorse Detention Dam Greenlee County | 28 | 1956 | Low | Fair |
| Granite Reef Diversion Dam Maricopa County | 29 | 1908 | Low | Not Available |
| Glen Livet Apache County | 12 | 1929 | Low | Not Rated |
| Glen Coe (Mckay) Apache County | 14 | 1929 | Low | Not Rated |
| Gila Bend Wwtp Maricopa County | 12 | 1995 | Low | Not Rated |
| Gate Tank Cochise County | 23 | — | Low | Not Rated |
| Foxboro Lake Dam Coconino County | 13 | 1905 | Low | Not Rated |
| Fort Rock Ranch Yavapai County | 38 | 1963 | Low | Not Rated |
| Flat Top Detention Dam Mohave County | 22 | 1962 | Low | Not Rated |
| Flat Rock Reservoir Apache County | 13 | — | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.