- Combustion
- Operating
- 10 · 100 · 1,000 MW
Map
- Combustion
- Operating
Bonanza: location and 1 exact-grade project within 15 mi. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
Bonanza
Power plant · Coal
Key facts
Power plant · Coalran 57% of 2025 Operating- Capacity
- Capacity: sourceEIA-860M · Open licenseMW
- Commissioned
- 1986
- Net generation, 2025
- 2,536,559 MWh
- Grid
- 345 kV to Deseret Generation & Tran Coop (PACE)
- Location
- Uintah County, Utah
- Operated by
- Deseret Generation & Tran Coop
Output
- Coal
- Oil
Details
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- Technology
- Coal source: “Conventional Steam Coal”
- Age
- 40 years since 1986
- Unused energy
- 1,949 GWh 2025Unused energyA lead, not a guarantee: MW × hours × (1 − capacity factor) for the latest year (EIA-923), gas, coal and oil plants only. Air-permit run-hour caps, heat rate (cost to run) and capacity-market or reliability obligations can rule it out.
- Heat rate
- 10,019 Btu/kWh 2025
All 8 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
| Attribute | Value |
|---|---|
| Gem |
|
| Grid |
|
| EPA greenhouse gas reporting (GHGRP) |
|
| Fuel burned (MMBtu), 2025 | 25,413,596 |
| Capacity factor, 2025 | 0.566 |
| Heat rate (Btu/kWh), 2025 | 10,018.9 |
| Net generation (MWh), 2025 | 2,536,559.0 |
| Balancing authority code | PACE |
Solar arrays
Solar arrays
The array area counts panels and inverters only, not buildings, fences or the whole site.
USGS maps the center of this array 0.7 mi from the point this page maps the plant at.
- Array area (acres)
- 58
- AC capacity (MW)
- 12.5
- DC capacity (MW)
- 12.5
- Mounting
- Single-axis tracking
- Site type
- Greenfield
- Began operating
- 2023
Ownership
3 companies5| Company | Role | Share | As of | Source |
|---|---|---|---|---|
| Deseret Generation & Tran Coop | Operator | EIA-860M | ||
| DESERET GENERATION & TRANSMISSION COOPERATIVE | Owner | 96.2% | Dec 31, 2023 | EPA GHGRP |
| Utah Municipal Power Agency | Owner | 3.8% | Dec 31, 2023 | EPA GHGRP |
| Utah Municipal Power Agency | Owner | 3.7% | Dec 31, 2025 | EIA-860 |
| Deseret Generation & Tran Coop | Owner | 93.9% | Dec 31, 2025 | EIA-860 |
Timeline
- In service · EIA-860M
Sources
7 sourcesSources EIA-860M · GEM · USPVDB · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory · EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT) · EIA-860 Annual Electric Generator Report — Schedule 4 Owner (ownership shares per generator), plus Plant/Generator schedules
Sources
- EIA-860M
- GEMGlobal Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
- USPVDBMap services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb
- EIASource: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
- EIA-860M Preliminary Monthly Electric Generator Inventory
- EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT)
- EIA-860 Annual Electric Generator Report — Schedule 4 Owner (ownership shares per generator), plus Plant/Generator schedules
Around this plant
Nearby
within 15 mi| Project | Kind | Away | MW |
|---|---|---|---|
| Bonanza unit 2 Postponed | Coal | 0.0 mi | 110 |
Sources EIA-860M