Bonanza — Plant Summary
- EIA Plant ID
- 7790
- Capacity
- 512 MW
- Primary Fuel
- Coal
- Technology
- Conventional Steam Coal, Solar Photovoltaic
- Status
- Operating
- Location
- Uintah, UT
- Operating Since
- 1986
- Generators
- 2
- Operator
- Deseret Generation & Tran Coop
- Parent Company
- —
- Annual Generation
- 2,536,559 MWh
- Capacity Factor
- 56.8%
- Balancing Authority
- PacifiCorp - East
- ISO/RTO
- —
- NERC Region
- WECC
Bonanza
OperatingBit. CoalSolarHybrid
Ranked #4 of 4 Bit. Coal plants in UT#46 of 66 nationally
512 MW Conventional Steam Coal (500 MW) + Solar Photovoltaic (13 MW) operating in Uintah, UT — PacifiCorp - East
EIAGEMWD
512 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Conventional Steam Coal + Solar Photovoltaic
1986
Operating Since
Location
Coordinates
40.0864, -109.2844
County
Uintah, UT
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Deseret Generation & Tran Coop | Deseret Generation & Tran Coop | — |
| Owner(s) | Deseret Generation & Tran Coop, Utah Municipal Power Agency | — | — |
| Status | Operating | operating | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Bonanza power plant, located in Uintah County, Utah, has a total capacity of 512 MW. The plant began operating in 1986 and is operated by Deseret Generation & Tran Coop. The primary fuel source is bituminous coal, utilizing conventional steam coal technology. Bonanza is a hybrid plant, also incorporating solar photovoltaic generation with single-axis tracking. It is the fourth-largest power plant in Utah and ranks 39th nationally.
The plant operates within the PacifiCorp - East balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. In its latest year of reported generation, Bonanza produced 2,536,559 MWh, achieving a capacity factor of 56.8%. Financial data indicates an installed cost of $493.63 per kW, with data sourced from FERC and LBNL Solar.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
PacifiCorp - East
Grid Voltage
345 kV
Regulatory Status
RE
Entity Type
Cooperative
Sector
Electric Utility
Generation
336.0K MWh
Latest Month
2.5M MWh
Annual Generation
56.8%
Capacity Factor
Dec 2022 – Dec 2025
Financial DataBeta
Source: FERC Form 1, LBNL Utility-Scale SolarHIGH
$31.0/MWh
LCOE (Levelized Cost)
$17.4/MWh
Energy Value
Annual Capital & Operating Expenses
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·other
Toxic Coal Ash in Utah: Addressing Coal Plants’ Hazardous Legacy
Massive quantities of toxic coal ash are stored at six power plant sites in Utah.
Earthjustice·6 months ago
Industry·other
Nuclear may be the answer to Utah's skyrocketing energy demands, Cox says
The Mountain West area is expanding investments into nuclear power as data centers and electric transportation increase national demand for...
KSL.com·1 years ago
Regulatory·state puc
In coal-obsessed Utah, a proposal to extend the life of an uneconomic and polluting coal plant
Deseret Power has filed before the Utah Public Service Commission asking to extend operations at its Bonanza coal plant into the 2040s.
Deseret Power (operator)Utah Public Service Commission (regulator)
Utah News Dispatch·1 years ago
Regulatory·state puc
Utah’s 4th largest coal power plant asks to keep burning into the 2040s
The owners of the Bonanza Power Plant near Vernal, which provides electricity to rural Utah, want to upgrade the plant with new pollution...
Bonanza Power Plant (operator)
The Salt Lake Tribune·1 years ago
Last updated 2026-03-14
View all 10 articles