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Herbert A Wagner
774 MW petroleum power plant · Anne Arundel County, Maryland
- Operating capacity
- 774 MW
- 2 generators
- Main fuel
- Petroleum
- First unit online
- 1966
- Generation, 2023
- 68 GWh
Plant details
- EIA plant ID
- 1554
- Operator
- H.A. Wagner LLC
- Sector
- IPP Non-CHP
- County
- Anne Arundel County
- Balancing authority
- PJM
- Location
- 39.1781, -76.5268
Operating generators
Nameplate capacity and the month each began operating
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| Generator | Fuel | Capacity | Online | Status |
|---|---|---|---|---|
| 4Petroleum Liquids | Petroleum | 415 MW | Aug 1972 | Operating |
| 3Petroleum Liquids | Petroleum | 359 MW | Aug 1966 | Operating |
Retired generators
Retired since 2010
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| Generator | Fuel | Capacity | Retired | Status |
|---|---|---|---|---|
| 2Conventional Steam Coal | Coal | 136 MW | Retired Jun 2020 | Retired |
| 1Petroleum Liquids | Petroleum | 133 MW | Retired Jun 2025 | Retired |
| GT1Petroleum Liquids | Petroleum | 16.0 MW | Retired Jun 2025 | Retired |
Generation and emissions, 2023
EPA eGRID annual data
- Net generation
- 68 GWh
- Capacity factor
- 0.8%
- CO2 emissions
- 119,310 tons
- CO2 emission rate
- 3,502 lb/MWh
Nearby power plants
Within 25 miles
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| Plant | Fuel | Capacity | Distance |
|---|---|---|---|
| Brandon Shores | Coal | 1.4 GW | 0.6 mi |
| White CSG | Solar | 2.0 MW | 3.1 mi |
| Anne Arundel County Public Schools | Solar | 1.0 MW | 3.2 mi |
| THD Baltimore DCs - 5829 Project Lion | Solar | 3.8 MW | 3.8 mi |
| THD Baltimore DC - 5830 Project Tiger | Solar | 1.6 MW | 3.9 mi |
| MD - Ameresco - Glen Burnie ANEM | Solar | 2.0 MW | 3.9 mi |
| Amazon Maryland DCA1 | Solar | 1.3 MW | 4.4 mi |
| Cromwell | Solar | 1.8 MW | 5.7 mi |
Frequently asked questions
- How much power can Herbert A Wagner produce?
- Herbert A Wagner has 774 MW of operating nameplate capacity across 2 generators as of August 2026.
- Who operates Herbert A Wagner?
- EIA lists H.A. Wagner LLC as the operator of Herbert A Wagner.
- How much electricity did Herbert A Wagner generate?
- Herbert A Wagner reported 68 GWh of net generation in 2023 and 119,310 tons of carbon dioxide emissions, according to EPA eGRID.
Source: U.S. Energy Information Administration, Form EIA-860M (August 2026); U.S. EPA eGRID2023 · Data for August 2026