Directory of Power Plants in Maryland
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| The Clorox Company | Tesla Inc. | Aberdeen, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Jul 2016 | Dec 2024 | Solar |
| APG Old Bayside | Onyx Asset Services Group | Aberdeen, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Sep 2018 | Dec 2023 | Solar |
| APG New Chesapeake | Onyx Asset Services Group | Aberdeen, MD | PJM Interconnection, LLC (PJM) | 4.0 GWh | Sep 2018 | Dec 2023 | Solar |
| MD - CS - Potomac Edison Co - GA25 TPE ( | Distributed Solar Development, LLC | Accident, MD | PJM Interconnection, LLC (PJM) | 4.0 GWh | May 2022 | Dec 2023 | Solar |
| Annapolis Solar Park, LLC | Annapolis Solar Park, LLC | Annapolis, MD | PJM Interconnection, LLC (PJM) | 21.6 GWh | Jul 2018 | Dec 2024 | Solar |
| Chalk Point Power | Chalk Point Power, LLC | Aquasco, MD | PJM Interconnection, LLC (PJM) | 1.1 TWh | Jul 1964 | May 2025 | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| NRG Chalk Point CT | NRG Chalk Point CT | Aquasco, MD | PJM Interconnection, LLC (PJM) | 1.6 GWh | May 1990 | May 2025 | Distillate Fuel Oil |
| White Marsh Mall | White Marsh Mall | Baltimore, MD | PJM Interconnection, LLC (PJM) | 1.0 GWh | Nov 2015 | Dec 2024 | Solar |
| Back River Waste Water Treatment | Mayor and City Council of Baltimore City | Baltimore, MD | PJM Interconnection, LLC (PJM) | 594.0 MWh | Dec 2008 | Dec 2024 | Solar |
| Domino Sugar Baltimore | American Sugar Refining, Inc. | Baltimore, MD | PJM Interconnection, LLC (PJM) | 56.2 GWh | May 1955 | May 2025 | Natural Gas : 92.7% Residual Fuel Oil : 7.3% |
| IGS Solar I - BWI5 | CleanCapital Holdings | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.0 GWh | Nov 2016 | Dec 2024 | Solar |
| Wheelabrator Baltimore Refuse | Wheelabrator Environmental Systems | Baltimore, MD | PJM Interconnection, LLC (PJM) | 287.3 GWh | Oct 1984 | May 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| IGS Solar I - BWI2 | Madison Energy Holdings LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Jan 2017 | Dec 2024 | Solar |
| White CSG | Nautilus Solar Solutions | Baltimore, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Dec 2019 | Dec 2024 | Solar |
| CPG - Duke 5300A Holabird | Solar DG MD Holabird Broening ACC, LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Nov 2022 | Dec 2024 | Solar |
| CPG - Duke 5300B Holabird | Solar DG MD Holabird Broening ACC, LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Nov 2022 | Dec 2024 | Solar |
| CPG - Duke 5900 Holabird | Solar DG MD Holabird AJCFB, LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Nov 2022 | Dec 2024 | Solar |
| CPG - Duke 6000 Holabird | Solar DG MD Holabird AJCFB, LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.2 GWh | Nov 2022 | Dec 2024 | Solar |
| Lion One | Nautilus Solar Solutions | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Mar 2024 | Dec 2024 | Solar |
| Philadelphia | Constellation Power Source Generation, LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 4.9 GWh | Jul 1970 | Dec 2024 | Distillate Fuel Oil |
| Brandon Shores | Brandon Shores LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.5 TWh | Apr 1984 | May 2025 | Bituminous Coal : 98.7% Distillate Fuel Oil : 1.3% |
| Herbert A Wagner | H.A. Wagner LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 182.9 GWh | Jan 1956 | May 2025 | Distillate Fuel Oil : 86.0% Natural Gas : 14.0% |
| Fairview Farms | Madison Energy Investments LLC | Bel Air, MD | PJM Interconnection, LLC (PJM) | 4.1 GWh | Nov 2024 | May 2025 | Solar |
| McCormick & Co. Inc. at Belcamp | Luminace Solar Maryland, LLC | Belcamp, MD | PJM Interconnection, LLC (PJM) | 2.2 GWh | Nov 2010 | Dec 2024 | Solar |
| GWCC PV Solar Farm | GWCC PV Solar Farm | Beltsville, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Dec 2014 | Dec 2024 | Solar |
| Gateway Solar | Luminace Solar MC, LLC | Berlin, MD | PJM Interconnection, LLC (PJM) | 9.8 GWh | Feb 2019 | Dec 2024 | Solar |
| Berlin | Town of Berlin - (MD) | Berlin, MD | PJM Interconnection, LLC (PJM) | 157.0 MWh | May 1961 | Dec 2024 | Distillate Fuel Oil : 61.4% Natural Gas : 38.6% |
| NIH Cogeneration Facility | National Institutes of Health | Bethesda, MD | PJM Interconnection, LLC (PJM) | 155.7 GWh | Jun 2004 | May 2025 | Natural Gas |
| MD - PR97 (CSG) | Distributed Solar Development, LLC | Bowie, MD | PJM Interconnection, LLC (PJM) | 4.3 GWh | Jul 2022 | Dec 2024 | Solar |
| Bulldog Solar One, LLC | Nautilus Solar Solutions | Bowie, MD | PJM Interconnection, LLC (PJM) | 3.7 GWh | Oct 2020 | Dec 2024 | Solar |
| Bowie State Solar | Terraform Arcadia | Bowie, MD | PJM Interconnection, LLC (PJM) | 373.0 MWh | Feb 2018 | Dec 2024 | Solar |
| Boyd Soccerplex | Madison Energy Investments LLC | Boyds, MD | PJM Interconnection, LLC (PJM) | 354.0 MWh | Mar 2023 | Dec 2024 | Solar |
| Montgomery County Correctional Facility | Tesla Inc. | Boyds, MD | PJM Interconnection, LLC (PJM) | 2.0 GWh | Oct 2017 | Dec 2024 | Solar |
| MNCPPC Germantown Solar | Standard Solar | Boyds, MD | PJM Interconnection, LLC (PJM) | 1.6 GWh | Jan 2018 | Dec 2024 | Solar |
| Keys Energy Center | PSEG Keys Energy Center, LLC | Brandywine, MD | PJM Interconnection, LLC (PJM) | 4.9 TWh | Jun 2018 | May 2025 | Natural Gas |
| Brandywine Power Facility | KMC Thermo, LLC | Brandywine, MD | PJM Interconnection, LLC (PJM) | 536.8 GWh | Jul 1996 | May 2025 | Natural Gas : 94.3% Distillate Fuel Oil : 5.7% |
| Bluefin Origination 1 | Bluefin Origination 1, LLC | Brandywine, MD | PJM Interconnection, LLC (PJM) | 3.5 GWh | Oct 2019 | Dec 2024 | Solar |
| CNE at Cambridge MD | Luminace Solar Maryland II, LLC | Cambridge, MD | PJM Interconnection, LLC (PJM) | 5.5 GWh | Mar 2015 | Dec 2024 | Solar |
| UMCES Ground Mount | Standard Solar | Cambridge, MD | PJM Interconnection, LLC (PJM) | 3.5 GWh | Jan 2018 | Dec 2024 | Solar |
| Mustang One | Nautilus Solar Solutions | Cambridge, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Jan 2024 | Dec 2024 | Solar |
| Sol Phoenix | Greenbacker Renewable Energy Corporation | Capitol Heights, MD | PJM Interconnection, LLC (PJM) | 3.6 GWh | Dec 2019 | Dec 2024 | Solar |
| CCBC-Catonsville | Luminace Solar Holding, LLC | Catonsville, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Aug 2015 | Dec 2024 | Solar |
| Bd of Educ of Queen Anne's Cnty, Cnty HS | Tesla Inc. | Centreville, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Jun 2019 | Dec 2024 | Solar |
| Queen Anne's County | Tesla Inc. | Centreville, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Nov 2013 | Dec 2024 | Solar |
| Chester Woods Point Solar, LLC CSG | Chester Woods Point Solar, LLC | Chester, MD | PJM Interconnection, LLC (PJM) | 3.9 GWh | May 2019 | Dec 2024 | Solar |
| Town of Chestertown- Chestertown WWTP | Tesla Inc. | Chestertown, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Nov 2015 | Dec 2024 | Solar |
| Bluegrass Solar | MN8 Energy LLC | Church Hill, MD | PJM Interconnection, LLC (PJM) | 160.0 GWh | Sep 2022 | May 2025 | Solar |
| Church Hill | MN8 Energy LLC | Church Hill, MD | PJM Interconnection, LLC (PJM) | 7.5 GWh | Apr 2016 | May 2025 | Solar |
| Ten Oaks | Nautilus Solar Solutions | Clarksville, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Mar 2024 | Dec 2024 | Solar |
| Big Spring Solar (CSG) | AES Clean Energy | Clear Spring, MD | PJM Interconnection, LLC (PJM) | 264.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Kirby Road Solar, LLC | Nautilus Solar Solutions | Clinton, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | May 2021 | Dec 2024 | Solar |
| UMCP CHP Plant | Trigen-Cinergy Solutions College Park | College Park, MD | PJM Interconnection, LLC (PJM) | 75.5 GWh | May 2003 | Dec 2023 | Natural Gas : 96.3% Distillate Fuel Oil : 3.7% |
| IKEA College Park 411 | IKEA Property Inc | College Park, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Jan 2012 | Dec 2024 | Solar |
| Snowden River CSG | Snowden River Parkway, LLC | Columbia, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | May 2021 | Dec 2024 | Solar |
| Wildcat Point Generation Facility | Old Dominion Electric Coop | Conowingo, MD | PJM Interconnection, LLC (PJM) | 3.1 TWh | Mar 2018 | May 2025 | Natural Gas |
| Crisfield | Calpine Mid-Atlantic Generation LLC | Crisfield, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Apr 1968 | Dec 2024 | Distillate Fuel Oil |
| AES Warrior Run Cogeneration Facility | AES WR Ltd Partnership | Cumberland, MD | PJM Interconnection, LLC (PJM) | 726.4 GWh | Jul 1999 | Jun 2024 | Bituminous Coal : 99.8% |
| Conowingo | Constellation Power, Inc | Darlington, MD | PJM Interconnection, LLC (PJM) | 1.5 TWh | Feb 1928 | May 2025 | Water |
| Dickerson Power | Dickerson Power, LLC | Dickerson, MD | PJM Interconnection, LLC (PJM) | 119.9 GWh | May 1959 | May 2025 | Natural Gas : 97.6% Distillate Fuel Oil : 2.4% |
| Montgomery County Resource Recovery | Covanta Montgomery, Inc. | Dickerson, MD | PJM Interconnection, LLC (PJM) | 307.2 GWh | Apr 1995 | May 2025 | Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.7% |
| Holly Spring Meadows | Standard Solar | District Heights, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Jun 2023 | Dec 2024 | Solar |
| Easton 2 | Easton Utilities Comm | Easton, MD | PJM Interconnection, LLC (PJM) | 1.2 GWh | Feb 1978 | Apr 2025 | Distillate Fuel Oil |
| Easton | Easton Utilities Comm | Easton, MD | PJM Interconnection, LLC (PJM) | 202.0 MWh | Oct 1954 | Mar 2025 | Distillate Fuel Oil |
| MEBA | Altus Power America Management, LLC | Easton, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Oct 2014 | Dec 2023 | Solar |
| THD Baltimore DC - 5830 Project Tiger | Distributed Solar Development, LLC | Edgemere, MD | PJM Interconnection, LLC (PJM) | 1.6 GWh | Dec 2020 | Dec 2024 | Solar |
| THD Baltimore DCs - 5829 Project Lion | Distributed Solar Development, LLC | Edgemere, MD | PJM Interconnection, LLC (PJM) | 3.7 GWh | Dec 2020 | Dec 2024 | Solar |
| APG Combined Heat and Power Plant | US Dept of Army, Garrison, APG | Edgewood, MD | PJM Interconnection, LLC (PJM) | 53.0 GWh | Nov 2016 | Dec 2024 | Natural Gas |
| 6685 Santa Barbara Ct | 6685 Santa Barbara Ct | Elkridge, MD | PJM Interconnection, LLC (PJM) | 1.6 GWh | Nov 2020 | Dec 2024 | Solar |
| Cecil County CCVT HS | SunE DB42, LLC | Elkton, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Nov 2015 | Dec 2024 | Solar |
| Elkton Solar | SunE DB27, LLC | Elkton, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Nov 2015 | Dec 2024 | Solar |
| Mason Solar One LLC | Nautilus Solar Solutions | Elkton, MD | PJM Interconnection, LLC (PJM) | 1.8 GWh | Oct 2020 | Dec 2024 | Solar |
| Emmitsburg Solar Arrays | UGI Energy Services, LLC | Emmitsburg, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Mar 2014 | May 2025 | Solar |
| Mount Saint Mary's | Constellation Solar Horizons LLC | Emmitsburg, MD | PJM Interconnection, LLC (PJM) | 17.4 GWh | Jun 2012 | May 2025 | Solar |
| Smith Island | A & N Electric Coop | Ewell, MD | PJM Interconnection, LLC (PJM) | 102.0 MWh | Nov 1969 | Dec 2024 | Distillate Fuel Oil |
| Federalsburg Energy Storage 1 LLC | Convergent Energy and Power LP | Federaslburg, MD | PJM Interconnection, LLC (PJM) | 1.3 GWh | Oct 2021 | Dec 2024 | Solar |
| Synergen Panorama, LLC CSG | Altus Power America Management, LLC | Fort Washington, MD | PJM Interconnection, LLC (PJM) | 7.9 GWh | Jun 2019 | Dec 2024 | Solar |
| Fort Detrick Solar PV | Montevue Lane Solar, LLC | Frederick, MD | PJM Interconnection, LLC (PJM) | 21.2 GWh | Jan 2016 | Dec 2024 | Solar |
| Francis Scott Key Mall | Francis Scott Key Mall | Frederick, MD | PJM Interconnection, LLC (PJM) | 1.3 GWh | Feb 2018 | Dec 2024 | Solar |
| Frederick County - Landfill | Tesla Inc. | Frederick, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Jul 2019 | Dec 2024 | Solar |
| FFP - MD Foxhall | FFP MD Freeland Project1, LLC | Freeland, MD | PJM Interconnection, LLC (PJM) | 4.0 GWh | Jul 2023 | Dec 2024 | 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 |
| Fourmile Ridge | Fourmile Wind Energy, LLC | Frostburg, MD | PJM Interconnection, LLC (PJM) | 123.4 GWh | Nov 2014 | May 2025 | Wind |
| Dans Mountain | Dans Mountain Wind Force, LLC | Frostburg, MD | PJM Interconnection, LLC (PJM) | 13.8 GWh | - | May 2025 | Wind |
| Oaks Landfill CS 2 | Greenbacker Renewable Energy Corporation | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Mar 2024 | Dec 2024 | Solar |
| Oaks Landfill CS 1 | Greenbacker Renewable Energy Corporation | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Mar 2024 | Dec 2024 | Solar |
| NIST Solar | Luminace Solar MC, LLC | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 5.6 GWh | Nov 2018 | Dec 2024 | Solar |
| MO33 CSG | TPE MD MO33 LLC | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 3.3 GWh | Mar 2022 | Dec 2024 | Solar |
| Montgomery County Solar | Montgomery County Solar | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | May 2018 | Dec 2024 | Solar |
| Oaks Landfill - ANEM | Greenbacker Renewable Energy Corporation | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Mar 2024 | Dec 2024 | Solar |
| Maryland Solar | Arevon Energy, Inc. | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 28.8 GWh | Aug 2013 | May 2025 | Solar |
| Solar Hagerstown | Greenbacker Renewable Energy Corporation | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 15.9 GWh | Oct 2020 | Dec 2024 | Solar |
| Spruce - WCMD - Creek | MN8 Energy LLC | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Apr 2015 | Dec 2024 | Solar |
| Spruce - WCMD - Resh I | MN8 Energy LLC | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Feb 2016 | Dec 2024 | Solar |
| Hostetter Solar One, LLC | Nautilus Solar Solutions | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 3.9 GWh | Nov 2020 | Dec 2024 | Solar |
| CES VMT Solar | Consolidated Edison Solutions Inc. | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 1.4 GWh | Jun 2015 | Dec 2024 | Solar |
| FedEx Hagerstown | SoCore Energy LLC | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Mar 2015 | Dec 2024 | Solar |
| Hollins Ferry CSG | ICFTS MD Solar, LLC | Halethorpe, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Nov 2021 | Dec 2024 | Solar |
| Bomber CSG | Hampstead Solar, LLC | Hampstead, MD | PJM Interconnection, LLC (PJM) | 9.2 GWh | Nov 2021 | Dec 2024 | Solar |
| Bear One | Nautilus Solar Solutions | Hancock, MD | PJM Interconnection, LLC (PJM) | 3.5 GWh | Oct 2023 | Dec 2024 | Solar |
| Pittman Solar One LLC | Nautilus Solar Solutions | Hancock, MD | PJM Interconnection, LLC (PJM) | 3.8 GWh | Nov 2020 | Dec 2024 | Solar |
Browse Power Plants By Maryland Counties
Figures are based on May 2025 generation numbers.| County | State Rank | Active Plants | May 2025 Generation |
|---|---|---|---|
| Calvert County, MD | # 1 | 2 | 14.6 TWh |
| Prince George's County, MD | # 2 | 34 | 6.7 TWh |
| Charles County, MD | # 3 | 6 | 4.1 TWh |
| Cecil County, MD | # 4 | 7 | 3.3 TWh |
| Anne Arundel County, MD | # 5 | 11 | 2.7 TWh |
| Harford County, MD | # 6 | 19 | 1.8 TWh |
| Allegany County, MD | # 7 | 5 | 768.4 GWh |
| Montgomery County, MD | # 8 | 18 | 689.3 GWh |
| Garrett County, MD | # 9 | 14 | 632.4 GWh |
| Baltimore city, MD | # 10 | 11 | 357.5 GWh |
| Queen Anne's County, MD | # 11 | 9 | 197.5 GWh |
| Somerset County, MD | # 12 | 7 | 156.2 GWh |
| County | State Rank | Active Plants | May 2025 Generation |
|---|---|---|---|
| Washington County, MD | # 13 | 19 | 79.4 GWh |
| Baltimore County, MD | # 14 | 25 | 65.8 GWh |
| Howard County, MD | # 15 | 21 | 60.4 GWh |
| Frederick County, MD | # 16 | 11 | 59.5 GWh |
| Dorchester County, MD | # 17 | 7 | 50.4 GWh |
| Wicomico County, MD | # 18 | 7 | 43.6 GWh |
| Carroll County, MD | # 19 | 4 | 24.8 GWh |
| Kent County, MD | # 20 | 6 | 17.7 GWh |
| Worcester County, MD | # 21 | 4 | 13.5 GWh |
| Talbot County, MD | # 22 | 3 | 3.7 GWh |
| Caroline County, MD | # 23 | 2 | 1.3 GWh |