Clinton Clean Energy Center, listed in the EIA registry as Clinton Power Station, is a nuclear generating station in DeWitt County, Illinois, associated with MISO. The EIA plant baseline lists 1,138.3 MW of nameplate capacity. Constellation describes a single reactor with up to 1,092 MW of capacity and says the Nuclear Regulatory Commission approved a license renewal on December 16, 2025, extending the license through April 17, 2047.
Canonical EIA plant baseline.
plant-204
Similar plants ranked by technology, capacity, and distance.
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| 1 | 1,138.3 MW 1,078.9 MW summer | Nuclear Nuclear · ST | Nov 1987 Retirement: Jun 2017 | Operating |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
Project milestones and public references behind the asset profile.
EIA-860 lists generator 1 with this operating date.
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
EIA-860 lists a planned retirement for generator 1.
Constellation says the Nuclear Regulatory Commission approved a license renewal on December 16, 2025, extending the license through April 17, 2047.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
Clinton Power Station has a reported capacity of 1,138.3 MW. Source: EIA Form 860M.
Clinton Power Station is a nuclear facility in DeWitt County, IL, participating in the MISO market.
Clinton Power Station is in DeWitt County, IL, inside the MISO balancing area.
Clinton Power Station is operated by Constellation Nuclear according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Clinton Power Station reported 8,340.9 GWh over the twelve months to 2026-04. Figures are net generation as filed to EIA-923.
By capacity, Clinton Power Station ranks #45 of 54 operating plants of the same technology nationally. It ranks #6 of 6 in IL.
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.
