Jim Bridger
Natural gas and coal power plant in Sweetwater County, Wyoming. 2,326 MW of nameplate capacity across 4 generators, operated by PacifiCorp.
Also known as Jim Bridger Plant · EIA plant 8066
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Key facts
- Capacity
- 2,326 MWNatural gas 1,164.1 · Coal 1,161.9
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- November 1974First generator online
- Operator
- PacifiCorpEIA operator ID 14354
- Grid
- PACEBalancing authority PACE
- Price nodes
- None linkedNo verified ISO node
- Location
- Sweetwater County, WY41.7378, −108.7875
- EIA plant ID
- 8066EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Jim Bridger produces
Free · EIA-923Net generation, 2025
7.60 TWh
7,596,779 MWh, final
Capacity factor, 2025
37.3%
2024: Not reported
January to July 2026
3.53 TWh
Provisional
Range, 2015 to 2025
7.6–13.4
TWh a year. Low 2025, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 16,174,289 | Not reported | 12 of 12 |
| 2001 | 15,266,415 | Not reported | 12 of 12 |
| 2002 | 14,593,054 | Not reported | 12 of 12 |
| 2003 | 14,494,677 | Not reported | 12 of 12 |
| 2004 | 14,771,166 | Not reported | 12 of 12 |
| 2005 | 14,789,516 | Not reported | 12 of 12 |
| 2006 | 15,053,852 | Not reported | 12 of 12 |
| 2007 | 15,119,379 | Not reported | 12 of 12 |
| 2008 | 15,303,400 | Not reported | 12 of 12 |
| 2009 | 15,188,184 | Not reported | 12 of 12 |
| 2010 | 14,828,906 | 73.0% | 12 of 12 |
| 2011 | 12,771,611 | 62.9% | 12 of 12 |
| 2012 | 13,625,135 | 66.9% | 12 of 12 |
| 2013 | 14,817,041 | 73.0% | 12 of 12 |
| 2014 | 14,015,875 | Not reported | 12 of 12 |
| 2015 | 13,439,341 | 62.8% | 12 of 12 |
| 2016 | 11,685,771 | 54.5% | 12 of 12 |
| 2017 | 11,642,810 | 54.4% | 12 of 12 |
| 2018 | 10,966,745 | 51.3% | 12 of 12 |
| 2019 | 11,254,989 | 52.6% | 12 of 12 |
| 2020 | 10,458,575 | 48.8% | 12 of 12 |
| 2021 | 10,342,840 | 48.4% | 12 of 12 |
| 2022 | 10,662,019 | 49.8% | 12 of 12 |
| 2023 | 8,320,076 | Not reported | 12 of 12 |
| 2024 | 7,806,785 | Not reported | 12 of 12 |
| 2025 | 7,596,779 | 37.3% | 12 of 12 |
| 2026 (provisional, partial year) | 3,532,370 | 29.8% | 7 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDCO₂, 2025
7.66M
US short tons. 2024: 7.61M
SO₂, 2025
4,256
US short tons
NOx, 2025
2,802
US short tons
CO₂ per MWh, calculated
1.01 t
About 2,018 lb per MWh
4 of 4 EPA units reported CO₂ in 2025 (BW71, BW72, BW73, BW74), matched to EIA plant 8066 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
4,595
million gallons
Consumption, 2024
4,595
million gallons
Source
Green River
Surface, Fresh. Induced-draft tower
Watershed stress
Severe · 0.982
USGS SUI, HUC12 Middle Deadman Wash
48 of 48 cooling months report withdrawal. SUI of the HUC12 containing the plant. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Natural Gas Steam Turbine | 577.9 | November 1974 |
| 2 | Natural Gas Steam Turbine | 586.2 | December 1975 |
| 3 | Conventional Steam Coal | 577.9 | September 1976 |
| 4 | Conventional Steam Coal | 584.0 | November 1979 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists PacifiCorp as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near Jim Bridger
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Questions about Jim Bridger
How much power does Jim Bridger produce?
Jim Bridger reported 7,596,779 MWh (7.60 TWh) of net generation in 2025, a 37.3% capacity factor on 2,326 MW of nameplate capacity. From January to July 2026 it reported 3.53 TWh, which is provisional.
Where is Jim Bridger?
Jim Bridger is in Sweetwater County, Wyoming, at 41.7378, −108.7875. It is in the PacifiCorp - East balancing area (PACE).
Who operates Jim Bridger?
EIA-860M for August 2026 lists PacifiCorp as the operator (EIA operator ID 14354). The operator is not always the owner.
Is Jim Bridger a natural gas or a coal plant?
Both. Natural gas capacity totals 1,164.1 MW and coal capacity totals 1,161.9 MW.
When did Jim Bridger start operating?
Its first generator began operating in November 1974, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page