Cooper Lake
Mile 12 Snug Harbor Road, Cooper Landing, AK 99572Plant Summary Information
Cooper Lake is ranked #19 out of 125 power plants in Alaska in terms of total annual net electricity generation.
Cooper Lake is comprised of 2 generators and generated 12.3 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Cooper Lake |
|---|---|
| Utility Name | Chugach Electric Assn Inc |
| Location | Kenai Peninsula Borough, AK |
| Initial Operation Date | May 1961 |
| Last Update | Dec 2025 |
| Annual Generation | 52.5 GWh |
| Annual Consumption | 195.5 k MMBtu |
| Ranked #4,147 out of 13,081 Power Plants Nationwide | |
| Ranked #460 out of 1,311 Water Power Plants Nationwide | |
| Ranked #19 out of 125 Alaska Power Plants | |
| Ranked #9 out of 32 Alaska Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Cooper Lake
Monthly Plant Fuel Consumption for Cooper Lake
Cooper Lake Details
| Summary Information | |
|---|---|
| Plant Name | Cooper Lake (6291) |
| Plant Address | Mile 12 Snug Harbor Road, Cooper Landing, AK 99572 |
| Utility | Chugach Electric Assn Inc (3522) |
| Latitude, Longitude | 60.39233, -149.6656 |
| Generation Dates on File | Mar 2001 to Dec 2025 |
| Initial Operation Date | May 1961 |
| Annual Generation | 52.5 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 | Regulated |
| NERC Region | |
| Balancing Authority | () |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Cooper Lake |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Chugach Electric Assn Inc (3522) AK |
| Grid Voltage | 69.00 kV |
| Energy Storage | No |
Generator 1 Details Operating May 1961
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 9.7 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 9.7 MW |
| Winter Capacity | 9.7 MW |
| Minimum Load | 6.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 1961 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
Generator 2 Details Operating May 1961
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 9.7 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 9.7 MW |
| Winter Capacity | 9.7 MW |
| Minimum Load | 6.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 1961 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
Cooper 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 |
|---|---|---|---|
| #450 | C W Tippy | Wellston, MI | 55.5 GWh |
| #451 | Upper Malad | Hagerman, ID | 55.3 GWh |
| #452 | Prospect | Prospect, NY | 55.2 GWh |
| #453 | Stockton Hydro | Stockton, MO | 54.7 GWh |
| #454 | Stone Creek | Estacada, OR | 54.4 GWh |
| #455 | Tesla | Colorado Springs, CO | 53.9 GWh |
| #456 | Hennepin Island | Minneapolis, MN | 53.9 GWh |
| #457 | Cedar Falls (WA) | North Bend, WA | 53.6 GWh |
| #458 | Victoria Dam | Rockland, MI | 53.6 GWh |
| #459 | Parr Hydro | Jenkinsville, SC | 53.3 GWh |
| #461 | Sheldon Springs Hydroelectric | Sheldon Springs, VT | 52.5 GWh |
| #462 | Mystic | Fishtail, MT | 52.5 GWh |
| #463 | Soda Springs | Idleyld Park, OR | 51.9 GWh |
| #464 | Shoshone Falls | Twin Falls, ID | 51.9 GWh |
| #465 | Upper Gorge | Bishop, CA | 51.9 GWh |
| #466 | Thousand Springs | Wendell, ID | 51.8 GWh |
| #467 | Pontook Hydro Facility | Dummer, NH | 50.9 GWh |
| #468 | French Meadows | Foresthill, CA | 50.8 GWh |
| #469 | Johnson 1 | Elwood, NE | 50.8 GWh |
| #470 | Deer Rips | Auburn, ME | 50.8 GWh |
Nearby Power Plants
Below are closest 14 power plants surrounding Cooper Lake.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Bernice Lake | Nikiski, AK | 211.0 MWh | 62.1 mi |
| Bradley Lake | Homer, AK | 414.7 GWh | 61 mi |
| Eklutna Generation Station | Chugiak, AK | 310.9 GWh | 74.4 mi |
| Eklutna Hydro Project | Palmer, AK | 157.6 GWh | 76.8 mi |
| Fire Island Wind | Anchorage, AK | 49.8 GWh | 54.6 mi |
| George M Sullivan Generation Plant 2 | Anchorage, AK | 1.8 TWh | 57.9 mi |
| Hank Nikkels Plant 1 | Anchorage, AK | 10.3 GWh | 57.7 mi |
| Houston Solar | Houston, AK | 7.1 GWh | 82.9 mi |
| JBER Landfill Gas Power Plant | Anchorage, AK | 42.8 GWh | 61.8 mi |
| Nikiski Combined Cycle | Nikiski, AK | 445.0 GWh | 61.4 mi |
| Seward (AK) | Seward, AK | 671.0 MWh | 19.7 mi |
| Soldotna | Soldotna, AK | 20.0 GWh | 46 mi |
| Southcentral Power Project | Anchorage, AK | 1.1 TWh | 54.2 mi |
| Tesoro Kenai Cogeneration Plant | Kenai, AK | 39.7 GWh | 61.5 mi |