4.2 MW Hydro operating in Ketchikan Gateway, AK
4.2 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1938
Operating Since
Coordinates
55.3446, -131.6334
County
Ketchikan Gateway, AK
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Ketchikan Public Utilities | — | — |
| Owner(s) | Ketchikan Public Utilities | — | — |
| Status | Operating | — | — |
The Ketchikan hydroelectric plant is located in Ketchikan Gateway County, Alaska. Operated by Ketchikan Public Utilities, the facility has a total capacity of 4.2 MW derived from three generators utilizing conventional hydroelectric technology. The plant began operating in 1938 and uses water (WAT) as its primary fuel source.
In the most recent year with available data, the Ketchikan plant generated 19,123 MWh of electricity, achieving a capacity factor of 51.9%. The plant is ranked as the 21st largest in Alaska out of 29 facilities and 948th nationally out of 1464 plants. The plant's operations have been mentioned in one news article related to hazards.
Generated from EIA, GEM, and public data sources
NERC Region
—
Balancing Authority
—
Grid Voltage
34.5 kV
Regulatory Status
RE
Entity Type
Municipal
Sector
Electric Utility
2.7K MWh
Latest Month
19.1K MWh
Annual Generation
51.9%
Capacity Factor
No financial data available for this plant.
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
Wind Advisory: Prince of Wales Island; City and Borough of Wrangell; Ketchikan Gateway Borough; Annette Island
Wind Advisory issued March 21 at 3:54AM AKDT until March 21 at 7:00PM AKDT by NWS Juneau AK
Last updated 2026-03-21
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