Herbert A Wagner
Herbert A Wagner is a 774 MW oil-fired power plant in Anne Arundel County, Maryland, operated by H.A. Wagner LLC. EIA-860M lists 2 generating units here, inside PJM. Its units entered service between 1966 and 1972.
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
- 773.7 MW
- 702 MW net summer
- Generating units
- 2
- In service
- 1966–1972
- EIA plant ID
- 1554
Where it is
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- County
- Anne Arundel County, Maryland
- Coordinates
- 39.1781, -76.5268
- Balancing authority
- PJM
- Sector
- IPP Non-CHP
Units, technology and status
- Operator of record
- H.A. Wagner LLC
- Primary energy source
- Petroleum
- Technologies
- Petroleum Liquids
- Status
- Operating
Herbert A Wagner: FAQ
- Where is Herbert A Wagner?
- In Anne Arundel County, Maryland (MD). 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 Herbert A Wagner?
- 774 MW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.
- Who owns Herbert A Wagner?
- EIA-860M names H.A. Wagner LLC 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 Herbert A Wagner LLC?
- Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — H.A. Wagner LLC 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 "Herbert A Wagner LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
- Is Herbert A Wagner still running?
- EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.