821.8 MW Sub. Coal operating in Apache, AZ — Salt River Project
821.8 MW
Nameplate Capacity
2
Generators
units
Conventional Steam Coal
Technology
1979
Operating Since
Coordinates
34.5789, -109.2708
County
Apache, AZ
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Salt River Project | Salt River Project | — |
| Owner(s) | Salt River Project | Salt River Project | — |
| Status | Operating | — | — |
The Coronado Generating Station is an 821.8 MW coal-fired power plant located in Apache County, Arizona. It began operating in 1979 and is owned and operated by Salt River Project. The plant utilizes two generators with conventional steam coal technology, burning subbituminous coal (SUB) as its primary fuel. Coronado is the second-largest coal plant in Arizona, and ranks 39th nationally out of 75 coal plants.
In the most recent year with available data, Coronado generated 2,933,440 MWh of electricity, achieving a capacity factor of 40.8%. The plant operates within the Salt River Project balancing authority and is part of the Western Electricity Coordinating Council (WECC) NERC region. Recent news coverage of the plant has focused on industry trends and regulatory matters.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
Salt River Project
Grid Voltage
500 kV
Regulatory Status
RE
Entity Type
Political Subdivision
Sector
Electric Utility
335.8K MWh
Latest Month
2.9M MWh
Annual Generation
40.8%
Capacity Factor
No financial data available for this plant.
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
Last updated 2026-03-21
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