Lake Dorothy Hydroelectric Project — Plant Summary
- EIA Plant ID
- 57085
- Capacity
- 14.3 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Juneau, AK
- Operating Since
- 2009
- Generators
- 1
- Operator
- Alaska Electric Light & Power Co.
- Parent Company
- —
- Annual Generation
- 83,625 MWh
- Capacity Factor
- 66.5%
- Balancing Authority
- —
- ISO/RTO
- —
- NERC Region
- —
Lake Dorothy Hydroelectric Project
OperatingHydro
Ranked #11 of 31 Hydro plants in AK#560 of 1454 nationally
14.3 MW Hydro operating in Juneau, AK
EIAWD
14.3 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
2009
Operating Since
Location
Coordinates
58.2325, -134.0533
County
Juneau, AK
Nearby Plants
- Annex CreekHydro4 MW · 9.9 km
- SnettishamHydro78.2 MW · 21.1 km
- Gold CreekDistillate Oil9.7 MW · 23.0 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Alaska Electric Light & Power Co. | — | — |
| Owner(s) | Alaska Electric Light & Power Co. | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Lake Dorothy Hydroelectric Project is a 14.3 MW hydroelectric power plant located in Juneau County, Alaska. The plant, which utilizes conventional hydroelectric technology, began operating in 2009 and is owned and operated by Alaska Electric Light & Power Co. It consists of a single generator using water (WAT) as its primary fuel source.
In the most recent year with available data, the Lake Dorothy Hydroelectric Project generated 83,625 MWh of electricity, achieving a capacity factor of 66.5%. According to available data, the plant ranks 11th out of 29 hydroelectric facilities in Alaska and 571st out of 1464 nationally. Financial data indicates an installed cost of $4,800.3 per kW.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
—
Balancing Authority
—
Grid Voltage
138 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
5.7K MWh
Latest Month
83.6K MWh
Annual Generation
66.5%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$4,800/kW
Installed Cost
$12.9/MWh
Operating Cost
Alaska Electric Light and Power Company
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 (2)Beta
Deals·m and a
Juneau Utility Sold For $170 Million to Outside Company
Southeast Alaska's largest electric utility has merged with a Washington-based energy company. Alaska Electric Light and Power in Juneau is...
Alaska Electric Light and Power (seller)Juneau Utility (seller)
Alaska Public Media·11 years ago
General
Avista buys AELP for $170 million
Avista Corp completes purchase of Alaska Electric Light and Power, Juneau's privately owned electric utility.
KTOO·11 years ago
Last updated 2026-03-14
View all articles