1069.6 MW Natural Gas operating in Mayes, OK — Associated Electric Cooperative, Inc.
1,069.6 MW
Nameplate Capacity
6
Generators
units
Natural Gas Fired Combined Cycle
Technology
2000
Operating Since
Coordinates
36.2221, -95.2771
County
Mayes, OK
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Associated Electric Coop, Inc | — | — |
| Owner(s) | Associated Electric Coop, Inc | — | — |
| Status | Operating | — | — |
The Chouteau power plant, located in Mayes County, Oklahoma, has a total capacity of 1069.6 MW across six generators. The plant began operating in 2000 and is owned and operated by Associated Electric Cooperative, Inc. It utilizes natural gas-fired combined cycle technology as its primary fuel source. The plant operates within the Associated Electric Cooperative, Inc. balancing authority and the SERC NERC region.
Chouteau ranks as the 10th largest power plant in Oklahoma out of 26, and nationally it ranks 152nd out of 945 plants. The plant's latest annual generation was 5,563,092 MWh, resulting in a capacity factor of 59.4%. Recent news coverage of the plant includes 7 articles related to industry topics, 2 related to hazards, and 1 related to regulatory matters.
Generated from EIA, GEM, and public data sources
NERC Region
SERC
Balancing Authority
Associated Electric Cooperative, Inc.
Grid Voltage
161 kV
Regulatory Status
RE
Entity Type
Cooperative
Sector
Electric Utility
588.2K MWh
Latest Month
5.6M MWh
Annual Generation
59.4%
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.
Red Flag Warning: Benton; Washington; Osage; Washington; Nowata; Craig; Ottawa; Pawnee; Tulsa; Rogers; Mayes; Delaware
Red Flag Warning issued March 21 at 12:15PM CDT until March 22 at 8:00PM CDT by NWS Tulsa OK
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Last updated 2026-03-21
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