Hanging Rock Energy Facility
Hanging Rock Energy Facility is a 1 GW natural gas power plant in Lawrence County, Ohio, operated by Dynegy Hanging Rock Energy Facility. EIA-860M lists 6 generating units here, inside PJM. Its units entered service in 2003.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Nameplate capacity
- 1,429.8 MW
- 1,365 MW net summer
- Generating units
- 6
- In service
- 2003
- EIA plant ID
- 55736
Where it is
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- County
- Lawrence County, Ohio
- Coordinates
- 38.5731, -82.7833
- Balancing authority
- PJM
- Sector
- IPP Non-CHP
Units, technology and status
- Operator of record
- Dynegy Hanging Rock Energy Facility
- Primary energy source
- Natural gas
- Technologies
- Natural Gas Fired Combined Cycle
- Status
- Operating
Every plant Dynegy Hanging Rock Energy Facility reports to EIA →
Hanging Rock Energy Facility: FAQ
- Where is Hanging Rock Energy Facility?
- In Lawrence County, Ohio (OH). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
- How big is Hanging Rock Energy Facility?
- 1 GW of nameplate capacity across 6 units, as of the EIA-860M release for 2026-07.
- Who owns Hanging Rock Energy Facility?
- EIA-860M names Dynegy Hanging Rock Energy Facility as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
- Is this the same as Hanging Rock Energy Facility LLC?
- Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Dynegy Hanging Rock Energy Facility here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Hanging Rock Energy Facility LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
- Is Hanging Rock Energy Facility still running?
- EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.