Cooper Lake — Plant Summary
- EIA Plant ID
- 6291
- Capacity
- 19.4 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Kenai Peninsula, AK
- Operating Since
- 1961
- Generators
- 2
- Operator
- Chugach Electric Assn Inc
- Parent Company
- —
- Annual Generation
- 38,190 MWh
- Capacity Factor
- 22.4%
- Balancing Authority
- —
- ISO/RTO
- —
- NERC Region
- —
Cooper Lake
OperatingHydro
Ranked #8 of 31 Hydro plants in AK#489 of 1454 nationally
19.4 MW Hydro operating in Kenai Peninsula, AK
EIAWD
19.4 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1961
Operating Since
Location
Coordinates
60.3923, -149.6656
County
Kenai Peninsula, AK
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Chugach Electric Assn Inc | — | — |
| Owner(s) | Chugach Electric Assn Inc | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Cooper Lake is a hydroelectric power plant located in Kenai Peninsula County, Alaska. The plant has a total capacity of 19.4 MW and is operated by Chugach Electric Assn Inc. It began operating in 1961 and consists of two generators utilizing conventional hydroelectric technology. Cooper Lake is the 8th largest power plant in Alaska out of 29, and ranks 497th nationally out of 1464 plants.
The plant's primary fuel source is water (WAT). In the latest year of reported generation data, Cooper Lake produced 38,190 MWh of electricity, resulting in a capacity factor of 22.4%. Financial data for the plant is available from FERC filings.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
—
Balancing Authority
—
Grid Voltage
69 kV
Regulatory Status
RE
Entity Type
Cooperative
Sector
Electric Utility
Generation
4.8K MWh
Latest Month
38.2K MWh
Annual Generation
22.4%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$36.8/MWh
Operating Cost
Chugach Electric Association, Inc.
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Industry·corporate
Chugach Electric Association Brings Affordable, Reliable Energy To Alaska
With a diverse energy mix including hydro and wind, the Chugach Electric Association ensures reliability and affordability for Alaskans.
Chugach Electric Association (operator)
The Business Download |·3 weeks ago
Industry·corporate
Opinion: Alaska could be entering a golden age of electricity generation. But we need clear direction from elected officials.
Alaskans love to debate prospective megaprojects. Yet we seldom pause to appreciate what we've already built.
Anchorage Daily News·1 years ago
Grid·interconnection
Building a Better Grid Awards | August 2024
This new monthly newsletter from GDO showcases grid projects that have successfully completed award negotiations and are beginning work.
GDO (other)
Department of Energy (.gov)·1 years ago
Industry·corporate
Alex Gimarc: Alternate energy sources for the Railbelt
There are a pair of recent hydro proposals. One takes water from Lake Chakachamna across Cook Inlet. The other is a dam across the Snow River above Kenai Lake.
Must Read Alaska·1 years ago
Last updated 2026-03-14
View all 10 articles