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 26–35 of 35
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Crosby Tank Detention Dam Mohave County | 31 | 1959 | Low | Poor |
| Creosote Detention Dam Graham County | 25 | 1981 | Low | Poor |
| Cove Detention Dam Graham County | 24 | 1969 | Low | Poor |
| Cook Reservoir Graham County | 18 | 1940 | High | Poor |
| Colter Apache County | 19 | 1908 | High | Poor |
| Central Detention Graham County | 32 | 1948 | High | Poor |
| Canyon Diablo Coconino County | 40 | 1966 | Low | Poor |
| Buckeye FRS #1 Maricopa County | 49 | 1974 | High | Poor |
| Black Canyon Navajo County | 72 | 1964 | High | Poor |
| A-1 Apache County | 40 | 1966 | High | Poor |
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.