Fontenelle — Plant Summary
- EIA Plant ID
- 4185
- Capacity
- 10 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Lincoln, WY
- Operating Since
- 1968
- Generators
- 1
- Operator
- U S Bureau of Reclamation
- Parent Company
- —
- Annual Generation
- 53,250 MWh
- Capacity Factor
- 60.6%
- Balancing Authority
- Western Area Power Administration UGP West
- ISO/RTO
- —
- NERC Region
- WECC
Fontenelle
OperatingHydro
Ranked #8 of 16 Hydro plants in WY#649 of 1454 nationally
10 MW Hydro operating in Lincoln, WY — Western Area Power Administration UGP West
EIAWD
10 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1968
Operating Since
Location
Coordinates
42.0270, -110.0640
County
Lincoln, WY
Nearby Plants
- Shute Creek FacilityNatural Gas144 MW · 16.4 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | U S Bureau of Reclamation | — | — |
| Owner(s) | U S Bureau of Reclamation | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Fontenelle is a hydroelectric power plant located in Lincoln County, Wyoming. The plant, owned and operated by the U.S. Bureau of Reclamation, began operating in 1968. It has a total capacity of 10 MW from a single generator, utilizing conventional hydroelectric technology and water as its primary fuel source. Fontenelle operates within the Western Electricity Coordinating Council (WECC) region, under the balancing authority of the Western Area Power Administration UGP West.
In the most recent year of data, Fontenelle generated 53,250 MWh of electricity, achieving a capacity factor of 60.6%. The plant is ranked as the 8th largest hydroelectric facility out of 16 in Wyoming, and 661st out of 1464 nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Western Area Power Administration UGP West
Grid Voltage
69 kV
Regulatory Status
RE
Entity Type
Federal
Sector
Electric Utility
Generation
3.3K MWh
Latest Month
53.3K MWh
Annual Generation
60.6%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (6)Beta
General
Fantastic Fishing: 2025 Fishing Forecast
Whether you pursue trout, walleye, kokanee salmon or even channel catfish, Wyoming has angling opportunities for you.
Wyoming Game & Fish Department (.gov)·10 months ago
General
The Dam Problem in the West
On a raft trip down the Green River, a writer faces her environmental preconceptions.
Nautilus | Science Connected·6 years ago
General
Fontenelle Dam study is complete
GREEN RIVER — A study looking at the potential riprapping of the Fontenelle Dam is complete, but it's just another step in addressing water...
WyomingNews.com·7 years ago
General
As water-banking bill dies, Fontenelle eyed to relieve drought
Wyoming sees potential to release water owned by the federal government instead of cutting back use by irrigators, industry and...
WyoFile·7 years ago
Last updated 2026-03-14
View all 6 articles