Akutan Hydro Dam is an earth dam located in Aleutians East Borough, Alaska, built in 1993. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 21 ft21 ft tall and 200 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Akutan Hydro Dam
The primary purpose of Akutan Hydro Dam is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by City of Akutan (local government).
The dam stands 21 feet tall and stretches 200 feet across, creates a reservoir covering 1 acres, and has a maximum storage capacity of 20 acre-feet. Completed in 1993, the structure is 33 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 06/20/2018.
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Location
| State | Alaska |
| County | Aleutians East Borough |
| Nearest City | Akutan |
| Coordinates | 54.14359, -165.77200 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 200 ft |
| Year Completed | 1993 (33 years old) |
Storage & Hydraulics
| NID Storage | 20 acre-ft |
| Max Storage | 20 acre-ft |
| Surface Area | 1 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | City of Akutan |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 06/20/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | AK00264 |
| Federal ID | AK00264 |
| More Info | State Dam Safety Program |