Alaska Dams
107 dams tracked by the National Inventory of Dams
Total Dams
107
High Hazard
29
27.1%
Poor / Unsatisfactory
11
Average Age
57 yrs
Hazard Classification
Condition Assessment
Federal
5
State
6
Local
45
Private
43
Tallest Dams
- Fort Knox Tailings Dam350 ft
- Blue Lake294 ft
- Green Lake210 ft
- Red Dog Tailings Main Dam208 ft
- Terror Lake193 ft
High Hazard Dams
- Blue LakeHigh
- Red Dog Tailings Main DamHigh
- Salmon CreekHigh
- Swan LakeHigh
- Solomon GulchHigh
Poor Condition Dams
- Hess Creek DamUnsatisfactory
- Wrangell LowerPoor
- Wrangell UpperPoor
- Seldovia Upper DamPoor
- Alitak Cannery Dam #2Poor
All Dams in Alaska
Showing 1–25 of 29
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Wrangell Upper City and Borough of Wrangell County | 28 | 1967 | High | Poor |
| Wrangell Lower City and Borough of Wrangell County | 28 | 1968 | High | Poor |
| Whitman Lake Ketchikan Gateway Borough County | 39 | 1927 | High | Satisfactory |
| Swan Lake Ketchikan Gateway Borough County | 174 | 1984 | High | Satisfactory |
| Solomon Gulch Chugach Census Area County | 115 | 1981 | High | Satisfactory |
| Ship Creek Dam Municipality of Anchorage County | 50 | 1954 | High | Fair |
| Salmon Creek City and Borough of Juneau County | 175 | 1914 | High | Satisfactory |
| Red Dog Tailings Main Dam Northwest Arctic Borough County | 208 | 1993 | High | Satisfactory |
| Red Dog Tailings Back Dam Northwest Arctic Borough County | 66 | 2010 | High | Satisfactory |
| Pogo R.T.P. Dam Southeast Fairbanks Census Area County | 91 | 2005 | High | Satisfactory |
| New Kake Dam Prince of Wales-Hyder Census Area County | 38 | 2007 | High | Satisfactory |
| Moose Creek Dam Fairbanks North Star Borough County | 60 | 1979 | High | Not Available |
| Meals Lake Dam Chugach Census Area County | 23 | 1972 | High | Fair |
| Lower Fire Lake Dam Municipality of Anchorage County | 13 | 1960 | High | Fair |
| Lowell Creek Kenai Peninsula Borough County | 34 | 1945 | High | Not Rated |
| Lake "O" The Hills Municipality of Anchorage County | 13 | 1975 | High | Fair |
| Lake Connell Ketchikan Gateway Borough County | 96 | 1953 | High | Satisfactory |
| Ketchikan Lakes Ketchikan Gateway Borough County | 34 | 1957 | High | Satisfactory |
| Explorer Glacier Pond Dam Municipality of Anchorage County | 7 | 1989 | High | Poor |
| Eklutna Dam Municipality of Anchorage County | 56 | 1965 | High | Satisfactory |
| Douglas Island Dam City and Borough of Juneau County | 26 | 1937 | High | Fair |
| Crystal Lake Petersburg Borough County | 43 | 1955 | High | Satisfactory |
| Cooper Lake Kenai Peninsula Borough County | 52 | 1959 | High | Satisfactory |
| Chester Lake Prince of Wales-Hyder Census Area County | 35 | 1986 | High | Satisfactory |
| Carlanna Lake Ketchikan Gateway Borough County | 31 | 1975 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.