Directory of Power Plants in Maryland
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Millersville LFG | LES Operations Services LLC | Severn, MD | PJM Interconnection, LLC (PJM) | 24.1 GWh | Jun 2012 | Dec 2023 | Landfill Gas |
| Maryland Bioenergy Center (Jessup) | Bioenergy DevCo | Jessup, MD | PJM Interconnection, LLC (PJM) | 124.0 MWh | Aug 2022 | Dec 2022 | Natural Gas |
| Montgomery County Resource Recovery | Covanta Montgomery, Inc. | Dickerson, MD | PJM Interconnection, LLC (PJM) | 308.9 GWh | Apr 1995 | Jun 2024 | Non-biogenic Municipal Solid Waste : 54.0% Biogenic Municipal Solid Waste : 44.2% Natural Gas : 1.8% |
| MD - CS - Potomac Edison Co - GA29 TPE | Forefront Power, LLC | Friendsville, MD | PJM Interconnection, LLC (PJM) | 4.1 GWh | Dec 2020 | Dec 2023 | Solar |
| Meeting House | Nautilus Solar Solutions | North East, MD | PJM Interconnection, LLC (PJM) | 1.3 GWh | Jul 2023 | Dec 2023 | Solar |
| MO33 CSG | TPE MD MO33 LLC | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Mar 2022 | Jul 2023 | Solar |
| MO32 (CSG) | TPE MD MO32 LLC | Spencerville, MD | PJM Interconnection, LLC (PJM) | 3.9 GWh | Apr 2022 | Dec 2023 | Solar |
| MD - CS - BGE - PR24 TPE | Distributed Solar Development, LLC | Mitchellville, MD | PJM Interconnection, LLC (PJM) | 4.2 GWh | Aug 2022 | Dec 2023 | Solar |
| MD - CS - Potomac Edison Co - GA25 TPE (Community Solar) | Distributed Solar Development, LLC | Accident, MD | PJM Interconnection, LLC (PJM) | 4.1 GWh | May 2022 | Dec 2023 | Solar |
| MD - PR97 (CSG) | Distributed Solar Development, LLC | Bowie, MD | PJM Interconnection, LLC (PJM) | 4.5 GWh | Jul 2022 | Dec 2023 | Solar |
| Mason Solar One LLC | Nautilus Solar Solutions | Elkton, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Oct 2020 | Dec 2023 | Solar |
| MNCPPC Randall Farm | Standard Solar | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Mar 2020 | Dec 2023 | Solar |
| MNCPPC Germantown Solar | Standard Solar | Boyds, MD | PJM Interconnection, LLC (PJM) | 1.8 GWh | Jan 2018 | Dec 2023 | Solar |
| Macy's MD Joppa Solar Project | Northstar Macy's Maryland 2015, LLC | Joppa, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Feb 2016 | Sep 2023 | Solar |
| Montgomery County Solar | Montgomery County Solar | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | May 2018 | Dec 2022 | Solar |
| Montgomery County Correctional Facility | Tesla Inc. | Boyds, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Oct 2017 | Dec 2023 | Solar |
| MEBA | Altus Power America Management, LLC | Easton, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Oct 2014 | Dec 2023 | Solar |
| Maryland Solar | Arevon Energy, Inc. | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 34.0 GWh | Aug 2013 | Jun 2024 | Solar |
| Mount Saint Mary's | Constellation Solar Horizons LLC | Emmitsburg, MD | PJM Interconnection, LLC (PJM) | 19.5 GWh | Jun 2012 | Jun 2024 | Solar |
| McCormick & Co. Inc. at Belcamp | Luminace Solar Maryland, LLC | Belcamp, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Nov 2010 | Dec 2023 | Solar |
Browse Power Plants By Maryland Counties
Figures are based on June 2024 generation numbers.| County | State Rank | Active Plants | Jun 2024 Generation |
|---|---|---|---|
| Calvert County, MD | # 1 | 2 | 16.2 TWh |
| Prince George's County, MD | # 2 | 34 | 6.4 TWh |
| Cecil County, MD | # 3 | 7 | 4.3 TWh |
| Charles County, MD | # 4 | 6 | 4.2 TWh |
| Harford County, MD | # 5 | 18 | 2.5 TWh |
| Anne Arundel County, MD | # 6 | 9 | 2.1 TWh |
| Montgomery County, MD | # 7 | 17 | 911.1 GWh |
| Allegany County, MD | # 8 | 4 | 782.2 GWh |
| Garrett County, MD | # 9 | 12 | 580.2 GWh |
| Baltimore city, MD | # 10 | 11 | 410.8 GWh |
| Queen Anne's County, MD | # 11 | 9 | 217.3 GWh |
| Somerset County, MD | # 12 | 7 | 169.6 GWh |
| County | State Rank | Active Plants | Jun 2024 Generation |
|---|---|---|---|
| Washington County, MD | # 13 | 18 | 83.2 GWh |
| Dorchester County, MD | # 14 | 6 | 64.4 GWh |
| Frederick County, MD | # 15 | 11 | 62.2 GWh |
| Baltimore County, MD | # 16 | 24 | 56.9 GWh |
| Wicomico County, MD | # 17 | 6 | 49.2 GWh |
| Howard County, MD | # 18 | 20 | 30.2 GWh |
| Carroll County, MD | # 19 | 4 | 25.5 GWh |
| Kent County, MD | # 20 | 6 | 19.4 GWh |
| Worcester County, MD | # 21 | 4 | 14.4 GWh |
| Caroline County, MD | # 22 | 2 | 2.7 GWh |
| Talbot County, MD | # 23 | 3 | 383.7 MWh |