Hanging Rock Energy Facility is a natural gas-fired power facility with 1,429.8 MW of EIA-reported nameplate capacity in Lawrence County, Ohio, registered as EIA Plant ID 55736. Its grid role is pJM generation-capacity resource using combined-cycle gas generation; the available records do not establish a baseload or peaking designation.
EIA-reported nameplate capacity; other nameplate and seasonal ratings may differ.
Primary generation technology.
Lawrence County · PJM
Hanging Rock Energy Facility is operating.
Natural Gas Fired Combined Cycle
Hanging Rock Energy Facility is operating.
PJM
PJM · Lawrence County
Similar plants ranked by technology, capacity, and distance.
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| 1GT1 | 198.9 MW 181 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Jun 2003 | Operating |
| 1GT2 | 198.9 MW 183 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Jun 2003 | Operating |
| 1ST | 317.1 MW 316 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CA | Jun 2003 | Operating |
| 2GT1 | 198.9 MW 185 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Jul 2003 | Operating |
| 2GT2 | ||||
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.
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Project milestones and public references behind the asset profile.
Construction of Hanging Rock began before the plant entered commercial service.
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.
Duke/Fluor Daniel was awarded a turnkey engineering, procurement, and construction contract by Duke Energy North America for the 1,240 MW facility. The contract value was not disclosed.
EIA-860 lists generator 1GT1, generator 1GT2, generator 1ST with this operating date.
EIA-860 lists generator 2GT1, generator 2GT2, generator 2ST with this operating date.
Duke Energy completed the sale of its non-regulated Midwest Commercial Generation Business to Dynegy for $2.8 billion in cash. The transaction included 11 power plants and Duke's competitive Ohio retail business.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
Hanging Rock Energy Facility has a reported capacity of 1,429.8 MW. Source: EIA Form 860.
Hanging Rock Energy Facility is a Natural Gas Fired Combined Cycle facility in Lawrence County, OH, participating in the PJM market.
Hanging Rock Energy Facility is in Lawrence County, OH, inside the PJM balancing area.
Hanging Rock Energy Facility is operated by Dynegy Hanging Rock Energy Facility according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Hanging Rock Energy Facility reported 9,939.8 GWh over the twelve months to 2026-06. Figures are net generation as filed to EIA-923.
By capacity, Hanging Rock Energy Facility ranks #27 of 538 operating plants of the same technology nationally. It ranks #2 of 14 in OH.
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.
