FirstEnergy Harrison Power Station
Harrison County
FirstEnergy Harrison Power Station is a coal-fired power facility with 2,052 MW of EIA-reported nameplate capacity in Harrison County, West Virginia, registered as EIA Plant ID 3944. FirstEnergy's official fact sheet identifies Harrison Power Station as one of the largest and cleanest coal-fired generating facilities in the nation. Monongahela Power Company acquired a 79.46% interest in the plant from Allegheny Energy Supply Company, LLC in 2013.
Mapped infrastructure geometry associated with this asset.
Conventional Steam Coal
FirstEnergy Harrison Power Station is currently operating; a closure or retirement is listed for 2040.
FirstEnergy Harrison Power Station is currently operating; a closure or retirement is listed for 2040.
EIA plant 3944 · Inventory for Sep 2026.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| 1 | Conventional Steam Coal | Operating | 684 | Unknown |
| 2 | Conventional Steam Coal | Operating | 684 | Unknown |
| 3 | Conventional Steam Coal | Operating | 684 | Unknown |
Similar plants ranked by technology, capacity, and distance.
Current generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| 1 | 684 MW 652 MW summer | Conventional Steam Coal ST | Dec 1972 | Operating |
| 2 | 684 MW 651 MW summer | Conventional Steam Coal ST | Dec 1973 | Operating |
| 3 | 684 MW 651 MW summer | Conventional Steam Coal ST | Dec 1974 | 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.
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Project milestones and public references behind the asset profile.
Unit 1 went online.
PJM
PJM · Harrison County
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
| Largest reported plants | Capacity | State | |
|---|---|---|---|
| FirstEnergy Harrison Power StationCurrent | 2,052 MW | WV | |
| FirstEnergy Fort Martin Power Station | 1,152 MW | WV | |
| Fort Martin Solar | 18.9 MW | WV | |
| Marlowe Solar | 5.8 MW | WV | |
| Rivesville Solar | 5.5 MW | WV |
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
View full reporting portfolioEIA-860 lists generator 1 with this operating date.
Unit 2 went online.
EIA-860 lists generator 2 with this operating date.
Unit 3 went online.
EIA-860 lists generator 3 with this operating date.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
FirstEnergy Harrison Power Station reports 2,052 MW coal of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Sep 2026.
FirstEnergy Harrison Power Station is a Conventional Steam Coal facility in Harrison County, WV, participating in the PJM market.
FirstEnergy Harrison Power Station is in Harrison County, WV, inside the PJM balancing area.
FirstEnergy Harrison Power Station is operated by Monongahela Power Co according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
FirstEnergy Harrison Power Station reports a commercial operation date of 1972. Current status: operating. Source: EIA Sep 2026.
FirstEnergy Harrison Power Station reported 11,123.6 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.
By capacity, FirstEnergy Harrison Power Station ranks #17 of 205 operating plants of the same technology nationally. It ranks #2 of 9 in WV.
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.