Directory of Power Plants in Maryland
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Key | Parkway Generation Keys Energy Center LLC | Brandywine, MD | PJM Interconnection, LLC (PJM) | 4.4 TWh | Jun 2018 | May 2026 | Natural Gas |
| Cecil County CCVT HS | SunE DB42, LLC | Elkton, MD | PJM Interconnection, LLC (PJM) | 3.3 GWh | Nov 2015 | Dec 2025 | Solar |
| The Clorox Company | Tesla Inc. | Aberdeen, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Jul 2016 | Dec 2025 | Solar |
| Chesapeake College | Tesla Inc. | Wye Mills, MD | PJM Interconnection, LLC (PJM) | 2.2 GWh | Jun 2016 | Dec 2025 | Solar |
| MEBA | Altus Power America Management, LLC | Easton, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Oct 2014 | Dec 2025 | Solar |
| Wye Mills VNEM CSG | Tesla Inc. | Queen Anne, MD | PJM Interconnection, LLC (PJM) | 17.1 GWh | Jul 2016 | Dec 2025 | Solar |
| Archdiocese of Baltimore J | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Nov 2015 | Dec 2025 | Solar |
| Archdiocese of Baltimore L | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Nov 2015 | Dec 2025 | Solar |
| Baltimore City B | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2015 | Dec 2025 | Solar |
| Baltimore City D | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2015 | Dec 2025 | Solar |
| Baltimore City F | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Nov 2015 | Dec 2025 | Solar |
| Baltimore City G | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Nov 2015 | Dec 2025 | Solar |
| Brandon Shores | Brandon Shores LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 3.0 TWh | Apr 1984 | May 2026 | Bituminous Coal : 98.8% Distillate Fuel Oil : 1.2% |
| Sod Run WTP A | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Nov 2015 | Dec 2025 | Solar |
| Annapolis Solar Park, LLC | Novis Renewables, LLC | Annapolis, MD | PJM Interconnection, LLC (PJM) | 22.9 GWh | Jul 2018 | Dec 2025 | Solar |
| Havre de Grace II - E at Perryman | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Apr 2016 | Dec 2025 | Solar |
| Longview Solar | MN8 Energy LLC | Hebron, MD | PJM Interconnection, LLC (PJM) | 19.9 GWh | Jan 2016 | May 2026 | Solar |
| Church Hill | MN8 Energy LLC | Church Hill, MD | PJM Interconnection, LLC (PJM) | 5.7 GWh | Apr 2016 | May 2026 | Solar |
| Montgomery County Correctional Facility | Tesla Inc. | Boyds, MD | PJM Interconnection, LLC (PJM) | 1.5 GWh | Oct 2017 | Dec 2025 | Solar |
| Garrett County - DPU Treatment Plant | Tesla Inc. | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.3 GWh | Apr 2017 | Dec 2025 | Solar |
| Emmitsburg Solar Arrays | UGI Energy Services, LLC | Emmitsburg, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Mar 2014 | May 2026 | Solar |
| Pfeffers | Terraform Arcadia | Kingsville, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Apr 2016 | Dec 2025 | Solar |
| APG Combined Heat and Power Plant | US Dept of Army, Garrison, APG | Edgewood, MD | PJM Interconnection, LLC (PJM) | 47.1 GWh | Nov 2016 | Dec 2025 | Natural Gas |
| Biggs Ford Solar Center | Biggs Ford Solar Center, LLC | Walkersville, MD | PJM Interconnection, LLC (PJM) | 10.1 GWh | Jul 2025 | Dec 2025 | Solar |
| IGS Solar I - BWI5 | CleanCapital Holdings | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.0 GWh | Nov 2016 | Dec 2024 | Solar |
| IGS Solar I - BWI2 | Madison Energy Holdings LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Jan 2017 | Dec 2025 | Solar |
Browse Power Plants By Maryland Counties
Figures are based on May 2026 generation numbers.| County | State Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Calvert County, MD | # 1 | 3 | 14.9 TWh |
| Prince George's County, MD | # 2 | 40 | 8.0 TWh |
| Charles County, MD | # 3 | 6 | 3.8 TWh |
| Cecil County, MD | # 4 | 9 | 3.7 TWh |
| Anne Arundel County, MD | # 5 | 12 | 3.4 TWh |
| Harford County, MD | # 6 | 19 | 2.0 TWh |
| Montgomery County, MD | # 7 | 18 | 780.3 GWh |
| Garrett County, MD | # 8 | 16 | 701.4 GWh |
| Baltimore city, MD | # 9 | 11 | 380.5 GWh |
| Queen Anne's County, MD | # 10 | 9 | 310.4 GWh |
| Allegany County, MD | # 11 | 5 | 195.8 GWh |
| Somerset County, MD | # 12 | 7 | 158.0 GWh |
| County | State Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Dorchester County, MD | # 13 | 7 | 93.8 GWh |
| Washington County, MD | # 14 | 20 | 77.4 GWh |
| Howard County, MD | # 15 | 25 | 74.2 GWh |
| Frederick County, MD | # 16 | 11 | 70.9 GWh |
| Baltimore County, MD | # 17 | 29 | 70.0 GWh |
| Wicomico County, MD | # 18 | 8 | 44.5 GWh |
| Worcester County, MD | # 19 | 5 | 34.3 GWh |
| Carroll County, MD | # 20 | 4 | 24.4 GWh |
| Caroline County, MD | # 21 | 2 | 17.8 GWh |
| Kent County, MD | # 22 | 6 | 17.3 GWh |
| Talbot County, MD | # 23 | 3 | 14.2 GWh |