McClain Energy Facility reports 551.3 MW natural gas in SPP.
Mapped infrastructure geometry associated with this asset.
EIA plant 55457 · Inventory for Aug 2026.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| CT1 | Natural Gas Fired Combined Cycle | Operating | 176.6 | Unknown |
| CT2 | Natural Gas Fired Combined Cycle | Operating | 176.6 | Unknown |
| ST1 | Natural Gas Fired Combined Cycle | Operating | 198.1 | Unknown |
Mapped infrastructure geometry associated with this asset.
Similar plants ranked by technology, capacity, and distance.
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Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| CT1 | 176.6 MW 156 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Jun 2001 | Operating |
| CT2 | 176.6 MW 156 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Jun 2001 | Operating |
| ST1 | 198.1 MW 175 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CA | Jun 2001 | Operating |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
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| Largest reported plants | Capacity | State | |
|---|---|---|---|
| Muskogee | 1,716 MW | OK | |
| Seminole (OK) | 1,701 MW | OK | |
| Redbud Power Plant | 1,433.6 MW | OK | |
| Sooner | 1,138 MW | OK | |
| Horseshoe Lake | 564 MW | OK | |
| McClain Energy FacilityCurrent | 551.3 MW | OK | |
Project milestones and public references behind the asset profile.
EIA-860 lists generator CT1, generator CT2, generator ST1 with this operating date.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
McClain Energy Facility reports 551.3 MW natural gas of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Aug 2026.
McClain Energy Facility is a Natural Gas Fired Combined Cycle facility in McClain County, OK, participating in the SPP market.
McClain Energy Facility is in McClain County, OK, inside the SPP balancing area.
McClain Energy Facility is operated by Oklahoma Gas & Electric Co according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
McClain Energy Facility reported 1,793 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.
By capacity, McClain Energy Facility ranks #288 of 540 operating plants of the same technology nationally. It ranks #7 of 12 in OK.
Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
