Tyee Lake Hydroelectric Facility — Plant Summary
- EIA Plant ID
- 61166
- Capacity
- 22.6 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Wrangell Petersburg, AK
- Operating Since
- 1983
- Generators
- 2
- Operator
- Southeast Alaska Power Agency
- Parent Company
- —
- Annual Generation
- 125,976 MWh
- Capacity Factor
- 63.4%
- Balancing Authority
- No BA
- ISO/RTO
- —
- NERC Region
- —
Tyee Lake Hydroelectric Facility
OperatingHydro
Ranked #5 of 31 Hydro plants in AK#457 of 1454 nationally
22.6 MW Hydro operating in Wrangell Petersburg, AK — No BA
EIAWD
22.6 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1983
Operating Since
Location
Coordinates
56.2164, -131.5043
County
Wrangell Petersburg, AK
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Southeast Alaska Power Agency | — | — |
| Owner(s) | Southeast Alaska Power Agency | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Tyee Lake Hydroelectric Facility is located in Wrangell Petersburg County, Alaska. The plant has a total capacity of 22.6 MW and began operating in 1983. It utilizes conventional hydroelectric technology with water (WAT) as its primary fuel source. The facility is owned and operated by the Southeast Alaska Power Agency. It consists of two generators.
In the most recent year with available data, the Tyee Lake facility generated 125,976 MWh of electricity, achieving a capacity factor of 63.4%. The plant operates outside of organized ISO/RTO markets and its balancing authority is listed as "No BA". The Tyee Lake Hydroelectric Facility is the 5th largest hydroelectric plant in Alaska out of 29, and ranks 463rd nationally out of 1464 hydroelectric plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
—
Balancing Authority
No BA
Grid Voltage
69 kV
Regulatory Status
NR
Entity Type
Political Subdivision
Sector
Commercial Non-CHP
Generation
9.6K MWh
Latest Month
126.0K MWh
Annual Generation
63.4%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
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