Fremont Canyon — Plant Summary
- EIA Plant ID
- 4176
- Capacity
- 66.8 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Natrona, WY
- Operating Since
- 1960
- Generators
- 2
- Operator
- U S Bureau of Reclamation
- Parent Company
- —
- Annual Generation
- 227,736 MWh
- Capacity Factor
- 38.8%
- Balancing Authority
- Western Area Power Administration UGP West
- ISO/RTO
- —
- NERC Region
- WECC
Fremont Canyon
OperatingHydro
Ranked #1 of 16 Hydro plants in WY#256 of 1454 nationally
66.8 MW Hydro operating in Natrona, WY — Western Area Power Administration UGP West
EIAGEMWD
66.8 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1960
Operating Since
Location
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | U S Bureau of Reclamation | US Bureau of Reclamation | — |
| Owner(s) | U S Bureau of Reclamation | US Bureau of Reclamation | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as US Bureau of Reclamation
This entity is not yet in the GEM ownership database — chain unavailable.
About
Fremont Canyon Hydroelectric Power Plant, located in Natrona County, Wyoming, has a total capacity of 66.8 MW. The plant began operating in 1960 and utilizes conventional hydroelectric technology with water (WAT) as its primary fuel source. It consists of two generators and is operated by the U.S. Bureau of Reclamation. The plant's balancing authority is Western Area Power Administration UGP West, and it falls within the WECC NERC region.
In the most recent year with available data, Fremont Canyon generated 227,736 MWh of electricity, achieving a capacity factor of 38.8%. The plant is ranked as the largest hydroelectric facility out of 16 in the state of Wyoming, and it holds a national ranking of 260 out of 1464 similar facilities.
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
115 kV
Regulatory Status
RE
Entity Type
Federal
Sector
Electric Utility
Generation
7.7K MWh
Latest Month
227.7K MWh
Annual Generation
38.8%
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 (10)Beta
Hazards·wildfire
Wyoming’s Red Canyon Fire balloons to over 107,000 acres amid evacuations, emergency order
Fire area now stretches from 11 miles east of Thermopolis to the borders of Fremont and Washakie counties. Large rural areas are under...
Wyoming (other)Red Canyon Fire (other)
WyoFile·7 months ago
General
Wyoming Man Starts Treasure Hunt Similar To One Now Featured On Netflix
A Douglas man is still searching for a missing emerald from Forest Fenn's treasure chest that was found in Wyoming and is featured in a Netflix documentary.
Cowboy State Daily·11 months ago
General
Fury over 'disrespectful' act at bridge haunted by one of state's most notorious crimes
An Idaho-based company called Over the Edge Inc. sparked the outrage by recently organizing jumps from the Fremont Canyon Bridge near Casper.
Over the Edge Inc. (other)
Daily Mail·1 years ago
Industry·corporate
Details emerge about Fremont Canyon fatality
CASPER (WNE) — Details have begun to emerge in the death last week of Eric Blevins, 65, of Pueblo, Colorado, who lost.
CASPER (other)WNE (other)
News Letter Journal·1 years ago
Last updated 2026-03-14
View all 10 articles