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 26–50 of 97
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Florence Retarding Pinal County | 21 | 1965 | High | Satisfactory |
| Foote Wash Graham County | 67 | 1977 | High | Satisfactory |
| Fountain Lake Maricopa County | 38 | 1970 | High | Satisfactory |
| Frye Creek Retarding Graham County | 48 | 1962 | High | Satisfactory |
| Frye Mesa Graham County | 107 | 1929 | High | Satisfactory |
| Ganado Apache County | 40 | 1919 | High | Satisfactory |
| Golden Eagle Park (No. 4) Maricopa County | 37 | 1973 | High | Satisfactory |
| Gold Gulch 1a Gila County | 106 | 1995 | Significant | Satisfactory |
| Gold Gulch #2 Gila County | 116 | 1982 | Significant | Satisfactory |
| Granite Creek Yavapai County | 98 | 1920 | High | Satisfactory |
| Grant Morris Graham County | 49 | 1975 | High | Satisfactory |
| Green Valley Park Gila County | 13 | 1996 | High | Satisfactory |
| Guadalupe Maricopa County | 37 | 1975 | High | Satisfactory |
| Haralson Graham County | 44 | 1919 | High | Satisfactory |
| Harquahala FRS Maricopa County | 49 | 1982 | High | Satisfactory |
| Headgate Rock La Paz County | 70 | 1941 | High | Satisfactory |
| Hesperus Wash (No. 36) Maricopa County | 49 | 1973 | High | Satisfactory |
| Indian Farms Graham County | 55 | 1981 | High | Satisfactory |
| Inlet Control Structure Pinal County | 116 | 2008 | Significant | Satisfactory |
| Jacques Marsh Navajo County | 9 | 1988 | Significant | Satisfactory |
| Kearny Lake Pinal County | 28 | 2000 | High | Satisfactory |
| Lake Patagonia Santa Cruz County | 157 | 1968 | High | Satisfactory |
| Leach Flood #1 Pima County | 36 | 1965 | High | Satisfactory |
| Lee Graham County | 71 | 1981 | High | Satisfactory |
| Lee Valley Apache County | 24 | 1899 | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.