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 1–25 of 159
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| 4 West Graham County | 226 | — | High | Not Available |
| A-1 Apache County | 40 | 1966 | High | Poor |
| Ab-Bc Pinal County | 150 | — | High | Not Available |
| Adobe Maricopa County | 89 | 1982 | High | Satisfactory |
| Alamo Dam Mohave County | 283 | 1968 | High | Not Available |
| Apache Junction FRS Pinal County | 38 | 1988 | High | Satisfactory |
| Apache Station Ash/Scrubber Wdf Cochise County | 33 | 1995 | High | Satisfactory |
| Aspen (No. 6) Maricopa County | 42 | 1973 | High | Satisfactory |
| Bartlett Dam Maricopa County | 309 | 1939 | High | Not Available |
| Billingsley Dam Graham County | 76 | 1976 | High | Fair |
| Black Canyon Navajo County | 72 | 1964 | High | Poor |
| Blue Canyon Apache County | 142 | 1984 | High | Satisfactory |
| Bog Tank Apache County | 20 | 1957 | High | Unsatisfactory |
| Bootleg Navajo County | 41 | 1965 | High | Unsatisfactory |
| Buckeye FRS #1 Maricopa County | 49 | 1974 | High | Poor |
| Buckeye FRS #2 Maricopa County | 26 | 1975 | High | Satisfactory |
| Buckeye FRS #3 Maricopa County | 34 | 1975 | High | Satisfactory |
| Casandro Wash Maricopa County | 47 | 1996 | High | Satisfactory |
| Cave Buttes Maricopa County | 118 | 1980 | High | Satisfactory |
| C.C. Cragin Dam Coconino County | 170 | 1964 | High | Not Available |
| Central Detention Graham County | 32 | 1948 | High | Poor |
| Charley Day Spring Coconino County | 10 | 1940 | High | Satisfactory |
| Chesley-Wamslee Graham County | 65 | 1975 | High | Satisfactory |
| Cholla Bottom Ash Pond Navajo County | 73 | 1978 | High | Satisfactory |
| Cholla Fly Ash Pond Navajo County | 80 | 1978 | High | Satisfactory |
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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.