Swan Lake
Carroll Inlet, Ketchikan, AK 99901Plant Summary Information
Swan Lake is ranked #15 out of 125 power plants in Alaska in terms of total annual net electricity generation.
Swan Lake is comprised of 2 generators and generated 25.7 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Swan Lake |
|---|---|
| Utility Name | Southeast Alaska Power Agency |
| Location | Ketchikan Gateway Borough, AK |
| Initial Operation Date | June 1984 |
| Last Update | Dec 2025 |
| Annual Generation | 77.6 GWh |
| Annual Consumption | 296.3 k MMBtu |
| Ranked #3,804 out of 13,094 Power Plants Nationwide | |
| Ranked #384 out of 1,309 Water Power Plants Nationwide | |
| Ranked #15 out of 125 Alaska Power Plants | |
| Ranked #8 out of 32 Alaska Water Power Plants | |
| Fuel Types | Water |
| Previous Operator |
Ketchikan Public Utilities (2013 to 2015) Southeast Alaska Power Agency (2016 to 2025) |
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Monthly Net Generation for Swan Lake
Monthly Plant Fuel Consumption for Swan Lake
Swan Lake Details
| Summary Information | |
|---|---|
| Plant Name | Swan Lake (70) |
| Plant Address | Carroll Inlet, Ketchikan, AK 99901 |
| Utility | Southeast Alaska Power Agency (60123) |
| Latitude, Longitude | 55.61521, -131.35611 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | June 1984 |
| Annual Generation | 77.6 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | |
| Balancing Authority | No BA (NA) |
| NAICS Code | Water Supply and Irrigation Systems (22131) |
| Sector | Commercial Non-CHP (4) |
| Water Source | Swan Lake |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Southeast Alaska Power Agency (60123) |
| Grid Voltage | 115.00 kV / 115.00 kV |
| Energy Storage | No |
Generator 1 Details Operating June 1984
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 11.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 11.3 MW |
| Winter Capacity | 11.3 MW |
| Minimum Load | 1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1984 |
| Combined Heat & Power | No |
| Sector Name | Commercial Non-CHP (4) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
Generator 2 Details Operating June 1984
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 11.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 11.3 MW |
| Winter Capacity | 11.3 MW |
| Minimum Load | 1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1984 |
| Combined Heat & Power | No |
| Sector Name | Commercial Non-CHP (4) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
Swan Lake Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #374 | Kings River PH | Balch Camp, CA | 80.8 GWh |
| #375 | El Dorado | Pollock Pines, CA | 80.5 GWh |
| #376 | Five Falls | Colton, NY | 80.1 GWh |
| #377 | St Croix Falls | St Croix Falls, WI | 80.0 GWh |
| #378 | Pardee | Valley Springs, CA | 79.6 GWh |
| #379 | Allegheny Hydro No 8 | Adrian, PA | 79.6 GWh |
| #380 | Grandfather Falls | Irma, WI | 79.1 GWh |
| #381 | Stark | Colton, NY | 78.8 GWh |
| #382 | Upper Mechanicville | Town of Stillwater, NY | 78.7 GWh |
| #383 | Loon Lake | Fresh Pond, CA | 78.0 GWh |
| #385 | River Mill | Estacada, OR | 77.3 GWh |
| #386 | Skelton | Dayton, ME | 77.2 GWh |
| #387 | Fishing Creek | Great Falls, SC | 76.8 GWh |
| #388 | Roosevelt | Roosevelt, AZ | 76.0 GWh |
| #389 | Madison Dam | Ennis, MT | 75.6 GWh |
| #390 | Drop 4 | Holtville, CA | 74.9 GWh |
| #391 | Worumbo Hydro Station | Lisbon Falls, ME | 74.3 GWh |
| #392 | Packwood | Packwood, WA | 73.8 GWh |
| #393 | Degray | Arkadelphia, AR | 73.7 GWh |
| #394 | Friant Hydro Facility | Friant, CA | 73.5 GWh |
Nearby Power Plants
Below are closest 15 power plants surrounding Swan Lake.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Beaver Falls | Ketchikan, AK | 48.0 GWh | 16.9 mi |
| Black Bear Lake | Craig, AK | 22.8 GWh | 70.7 mi |
| Chester Lake | Metlakatla, AK | 5.2 GWh | 35.2 mi |
| Craig (AK) | Craig, AK | 1.8 GWh | 70.7 mi |
| False Island | Thorne Bay, AK | 2.5 GWh | 70 mi |
| Hiilangaay Hydro | Hydaburg, AK | 4.4 GWh | 56.3 mi |
| Ketchikan | Ketchikan, AK | 22.6 GWh | 21.6 mi |
| Klawock Power Generation Station | Klawock, AK | 500.0 MWh | 67.7 mi |
| Petersburg | Petersburg, AK | 14.4 GWh | 103 mi |
| Purple Lake | Metlakatla, AK | 13.9 GWh | 37 mi |
| Silvis | Ketchikan, AK | 14.3 GWh | 17.3 mi |
| South Fork | Klawock, AK | 5.6 GWh | 60 mi |
| Tyee Lake Hydroelectric Facility | Wrangell, AK | 103.4 GWh | 41.9 mi |
| Whitman | Ketchikan, AK | 7.3 GWh | 21 mi |
| Wrangell | Wrangell, AK | 604.0 MWh | 70.5 mi |