Directory of Power Plants in Maryland
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| White Marsh Mall | White Marsh Mall | Baltimore, MD | PJM Interconnection, LLC (PJM) | 1.0 GWh | Nov 2015 | Dec 2024 | Solar |
| WMATA - S. Ave. Carport (East) (CSG) | MN8 Energy LLC | Hillcrest Heights, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Jun 2023 | Dec 2024 | Solar |
| White Marsh Solar | Nautilus Solar Solutions | White Marsh, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Nov 2020 | Dec 2024 | Solar |
| WMATA - Naylor Rd. Metro | MN8 Energy LLC | Temple Hills, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Oct 2023 | Dec 2024 | Solar |
| White CSG | Nautilus Solar Solutions | Baltimore, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Dec 2019 | Dec 2024 | Solar |
| Wor-Wic Community College - Offsite | Tesla Inc. | Hebron, MD | PJM Interconnection, LLC (PJM) | 3.6 GWh | Mar 2019 | Dec 2024 | Solar |
| Wicomico | Industrial Power Generating Company LLC | Salisbury, MD | PJM Interconnection, LLC (PJM) | 11.7 GWh | Apr 2007 | Dec 2024 | Landfill Gas : 92.9% Distillate Fuel Oil : 7.1% |
| Wye Mills VNEM CSG | Tesla Inc. | Queen Anne, MD | PJM Interconnection, LLC (PJM) | 18.5 GWh | Jul 2016 | Dec 2024 | Solar |
| Wheelabrator Baltimore Refuse | Wheelabrator Environmental Systems | Baltimore, MD | PJM Interconnection, LLC (PJM) | 296.0 GWh | Oct 1984 | Mar 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Wildcat Point Generation Facility | Old Dominion Electric Coop | Conowingo, MD | PJM Interconnection, LLC (PJM) | 3.2 TWh | Mar 2018 | Mar 2025 | Natural Gas |
Browse Power Plants By Maryland Counties
Figures are based on December 2024 generation numbers.| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Caroline County, MD | # 23 | 2 | 1.3 GWh |
| Talbot County, MD | # 22 | 3 | 3.4 GWh |
| Worcester County, MD | # 21 | 4 | 13.5 GWh |
| Kent County, MD | # 20 | 6 | 17.7 GWh |
| Carroll County, MD | # 19 | 4 | 24.8 GWh |
| Wicomico County, MD | # 18 | 7 | 43.5 GWh |
| Dorchester County, MD | # 17 | 7 | 50.4 GWh |
| Frederick County, MD | # 16 | 11 | 59.8 GWh |
| Howard County, MD | # 15 | 21 | 60.4 GWh |
| Baltimore County, MD | # 14 | 25 | 65.8 GWh |
| Washington County, MD | # 13 | 19 | 80.5 GWh |
| Somerset County, MD | # 12 | 7 | 153.7 GWh |
| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Queen Anne's County, MD | # 11 | 9 | 196.2 GWh |
| Baltimore city, MD | # 10 | 11 | 364.9 GWh |
| Garrett County, MD | # 9 | 14 | 626.0 GWh |
| Montgomery County, MD | # 8 | 18 | 685.9 GWh |
| Allegany County, MD | # 7 | 5 | 754.6 GWh |
| Harford County, MD | # 6 | 19 | 1.8 TWh |
| Anne Arundel County, MD | # 5 | 11 | 3.1 TWh |
| Cecil County, MD | # 4 | 7 | 3.4 TWh |
| Charles County, MD | # 3 | 6 | 3.9 TWh |
| Prince George's County, MD | # 2 | 34 | 6.7 TWh |
| Calvert County, MD | # 1 | 2 | 14.7 TWh |