Power plants in Wrangell Petersburg, Alaska

4 operating power plants in Wrangell Petersburg, Alaska, with 52 MW of nameplate capacity, largest first. From EIA-860M, August 2026.

Plants

Nameplate capacity

52 MW

Net generation, 2025

120 GWh

Largest

Tyee Lake Hydroelectric Facility

23 MW

Largest power plants in Wrangell Petersburg

#	Plant	MW	2025 net generation, GWhGWh, 2025	Capacity factor	Operator
1	Tyee Lake Hydroelectric FacilityHydro	23	103	52.2%	Southeast Alaska Power Agency
2	PetersburgOil	15	14.4	11.2%	Petersburg Borough - (AK)
3	WrangellOil	12	0.6	0.6%	City of Wrangell - (AK)
4	KakeOil	3.1	1.7	6.1%	Inside Passage Elec Coop, Inc

MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources

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