Directory of Power Plants in Maryland
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Morgantown Generating Plant | Lanyard Power Holdings, LLC | Newburg, MD | PJM Interconnection, LLC (PJM) | 624.0 MWh | May 1970 | Aug 2024 | Distillate Fuel Oil |
| Montgomery County Resource Recovery | Covanta Montgomery, Inc. | Dickerson, MD | PJM Interconnection, LLC (PJM) | 280.6 GWh | Apr 1995 | Aug 2024 | Non-biogenic Municipal Solid Waste : 54.0% Biogenic Municipal Solid Waste : 44.1% Natural Gas : 1.9% |
| McCormick & Co. Inc. at Belcamp | Luminace Solar Maryland, LLC | Belcamp, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Nov 2010 | Dec 2023 | Solar |
| Mount Saint Mary's | Constellation Solar Horizons LLC | Emmitsburg, MD | PJM Interconnection, LLC (PJM) | 17.6 GWh | Jun 2012 | Aug 2024 | Solar |
| Millersville LFG | LES Operations Services LLC | Severn, MD | PJM Interconnection, LLC (PJM) | 22.1 GWh | Jun 2012 | Dec 2023 | Landfill Gas |
| Maryland Solar | Arevon Energy, Inc. | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 30.6 GWh | Aug 2013 | Aug 2024 | Solar |
| MEBA | Altus Power America Management, LLC | Easton, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Oct 2014 | Dec 2023 | Solar |
| Macy's MD Joppa Solar Project | Northstar Macy's Maryland 2015, LLC | Joppa, MD | PJM Interconnection, LLC (PJM) | 105.0 MWh | Feb 2016 | Aug 2024 | Solar |
| Montgomery County Correctional Facility | Tesla Inc. | Boyds, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Oct 2017 | Dec 2023 | Solar |
| MNCPPC Germantown Solar | Standard Solar | Boyds, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Jan 2018 | Dec 2023 | Solar |
| Montgomery County Solar | Montgomery County Solar | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | May 2018 | Dec 2023 | Solar |
| MNCPPC Randall Farm | Standard Solar | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Mar 2020 | Dec 2023 | Solar |
| Mason Solar One LLC | Nautilus Solar Solutions | Elkton, MD | PJM Interconnection, LLC (PJM) | 2.0 GWh | Oct 2020 | Dec 2023 | Solar |
| MD - CS - Potomac Edison Co - GA29 TPE | Forefront Power, LLC | Friendsville, MD | PJM Interconnection, LLC (PJM) | 3.8 GWh | Dec 2020 | Dec 2023 | Solar |
| MO33 CSG | TPE MD MO33 LLC | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Mar 2022 | Jul 2023 | Solar |
| MO32 (CSG) | TPE MD MO32 LLC | Spencerville, MD | PJM Interconnection, LLC (PJM) | 3.7 GWh | Apr 2022 | Dec 2023 | Solar |
| MD - CS - Potomac Edison Co - GA25 TPE (Community Solar) | Distributed Solar Development, LLC | Accident, MD | PJM Interconnection, LLC (PJM) | 4.0 GWh | May 2022 | Dec 2023 | Solar |
| MD - PR97 (CSG) | Distributed Solar Development, LLC | Bowie, MD | PJM Interconnection, LLC (PJM) | 4.4 GWh | Jul 2022 | Dec 2023 | Solar |
| Maryland Bioenergy Center (Jessup) | Bioenergy DevCo | Jessup, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Aug 2022 | Dec 2023 | Natural Gas |
| MD - CS - BGE - PR24 TPE | Distributed Solar Development, LLC | Mitchellville, MD | PJM Interconnection, LLC (PJM) | 4.1 GWh | Aug 2022 | Dec 2023 | Solar |
| Meeting House | Nautilus Solar Solutions | North East, MD | PJM Interconnection, LLC (PJM) | 1.3 GWh | Jul 2023 | Dec 2023 | Solar |
Browse Power Plants By Maryland Counties
Figures are based on August 2024 generation numbers.| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Calvert County, MD | # 1 | 2 | 14.8 TWh |
| Prince George's County, MD | # 2 | 34 | 6.6 TWh |
| Charles County, MD | # 3 | 6 | 3.8 TWh |
| Cecil County, MD | # 4 | 7 | 3.5 TWh |
| Harford County, MD | # 5 | 18 | 2.4 TWh |
| Anne Arundel County, MD | # 6 | 9 | 2.0 TWh |
| Montgomery County, MD | # 7 | 18 | 825.2 GWh |
| Allegany County, MD | # 8 | 4 | 725.3 GWh |
| Garrett County, MD | # 9 | 12 | 552.0 GWh |
| Baltimore city, MD | # 10 | 11 | 385.9 GWh |
| Queen Anne's County, MD | # 11 | 9 | 197.1 GWh |
| Somerset County, MD | # 12 | 7 | 153.7 GWh |
| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Washington County, MD | # 13 | 19 | 78.0 GWh |
| Baltimore County, MD | # 14 | 25 | 60.5 GWh |
| Frederick County, MD | # 15 | 11 | 58.4 GWh |
| Dorchester County, MD | # 16 | 6 | 55.8 GWh |
| Wicomico County, MD | # 17 | 7 | 44.1 GWh |
| Howard County, MD | # 18 | 21 | 36.8 GWh |
| Carroll County, MD | # 19 | 4 | 24.7 GWh |
| Kent County, MD | # 20 | 6 | 18.3 GWh |
| Worcester County, MD | # 21 | 4 | 13.6 GWh |
| Caroline County, MD | # 22 | 2 | 2.6 GWh |
| Talbot County, MD | # 23 | 3 | 537.0 MWh |