Directory of Power Plants in Maryland
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Chesapeake College | Tesla Inc. | Wye Mills, MD | PJM Interconnection, LLC (PJM) | 2.2 GWh | Jun 2016 | Dec 2025 | Solar |
| Kent County - Worton Complex | Terraform Arcadia | Worton, MD | PJM Interconnection, LLC (PJM) | 1.3 GWh | Jun 2012 | Nov 2025 | Solar |
| Old Court Rd Solar | Old Court Rd Solar, LLC | Woodstock, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Sep 2019 | Dec 2025 | Solar |
| Chaberton Solar Matterhorn | Pivot Energy | Woodstock, MD | PJM Interconnection, LLC (PJM) | 3.1 GWh | Mar 2025 | Dec 2025 | Solar |
| Rockdale | Altus Power America Management, LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 1.6 GWh | Sep 2019 | Nov 2025 | Solar |
| Pinesburg Solar LLC | Madison Energy Holdings LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Apr 2020 | Dec 2025 | Solar |
| Spruce - WCMD - Rubble I | MN8 Energy LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Aug 2015 | Dec 2025 | Solar |
| Spruce - WCMD - Rubble II | MN8 Energy LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Oct 2015 | Dec 2025 | Solar |
| Eastern Landfill Gas LLC | NextEra Renewable Fuels, LLC | White Marsh, MD | PJM Interconnection, LLC (PJM) | 19.3 GWh | Sep 2006 | Dec 2025 | Landfill Gas |
| White Marsh Solar | Nautilus Solar Solutions | White Marsh, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Nov 2020 | Dec 2025 | Solar |
| Eastern Correctional Institute | Maryland Environmental Service | Westover, MD | PJM Interconnection, LLC (PJM) | 13.8 GWh | Jul 1987 | May 2026 | Natural Gas : 99.0% Distillate Fuel Oil : 1.0% |
| Friendship I | Altus Power America Management, LLC | West Friendship, MD | PJM Interconnection, LLC (PJM) | 4.4 GWh | Mar 2023 | Dec 2025 | Solar |
| Chimes West Friendship (Nixon Farms) | SunE SEM 1, LLC | West Friendship, MD | PJM Interconnection, LLC (PJM) | 1.6 GWh | Nov 2014 | Dec 2025 | Solar |
| KDC Solar TC Little Patuxent WWTP LLC | CleanCapital Holdings | West Friendship, MD | PJM Interconnection, LLC (PJM) | 3.8 GWh | Sep 2022 | Dec 2024 | Solar |
| KDC Solar TC Blandair Park LLC | CleanCapital Holdings | West Friendship, MD | PJM Interconnection, LLC (PJM) | 3.5 GWh | Sep 2022 | Dec 2025 | Solar |
| KDC Solar CV O'Donnell Property LLC | KDC Solar CV O'Donnell Property LLC | West Friendship, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Jun 2023 | Dec 2025 | Solar |
| KDC Solar CV Animal Control LLC | KDC Solar CV Animal Control LLC | West Friendship, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Oct 2023 | Dec 2025 | Solar |
| KDC Solar CV Central MD Regional Transit | KDC Solar CV Central MD Regional Transit LLC | West Friendship, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Apr 2023 | Dec 2025 | Solar |
| KDC Solar CV Cedar Lane Park LLC | KDC Solar CV Cedar Lane Park LLC | West Friendship, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Oct 2023 | Dec 2025 | Solar |
| KDC Solar CV Ascend One LLC | KDC Solar CV Ascend One LLC | West Friendship, MD | PJM Interconnection, LLC (PJM) | 3.3 GWh | Apr 2023 | Dec 2025 | Solar |
| Friendship II | Altus Power America Management, LLC | West Friendship, MD | PJM Interconnection, LLC (PJM) | 4.3 GWh | Mar 2023 | Dec 2025 | Solar |
| KDC Solar TC George Howard LLC | CleanCapital Holdings | West Friendship, MD | PJM Interconnection, LLC (PJM) | 3.3 GWh | Sep 2022 | Dec 2025 | Solar |
| Biggs Ford Solar Center | Biggs Ford Solar Center, LLC | Walkersville, MD | PJM Interconnection, LLC (PJM) | 10.1 GWh | Jul 2025 | Dec 2025 | Solar |
| CPV St Charles Energy Center | CPV Maryland LLC | Waldorf, MD | PJM Interconnection, LLC (PJM) | 3.7 TWh | Jan 2017 | May 2026 | Natural Gas |
| Rockfish Solar LLC | Rockfish Solar LLC | Waldorf, MD | PJM Interconnection, LLC (PJM) | 13.8 GWh | Jul 2015 | Dec 2025 | Solar |
| Vienna Operations | NRG Vienna Operations Inc | Vienna, MD | PJM Interconnection, LLC (PJM) | 4.6 GWh | Dec 1967 | Dec 2024 | Residual Fuel Oil : 91.4% Distillate Fuel Oil : 8.6% |
| Upper Marlboro 1 CSG | Nautilus Solar Solutions | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2019 | Dec 2025 | Solar |
| OER Monarch CSG | Standard Solar | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Nov 2021 | Dec 2025 | Solar |
| First Baptist Church of Glenarden | Madison Energy Holdings LLC | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Mar 2018 | Dec 2025 | Solar |
| Hall Property | Standard Solar | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 3.1 GWh | Feb 2024 | Dec 2025 | Solar |
| MNCPPC Randall Farm | Standard Solar | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Mar 2020 | Dec 2025 | Solar |
| Brown Station Road Plant II | Prince George's County - (MD) | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 11.0 MWh | Nov 2003 | Dec 2024 | Landfill Gas |
| Claggett Landing | Madison Energy Investments LLC | Upper Malboro, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Oct 2024 | Dec 2025 | Solar |
| Shepherds Mill CSG | Standard Solar | Union Bridge, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Aug 2021 | Dec 2025 | Solar |
| Union Bridge Solar | Citizens Enterprises Corporation | Union Bridge, MD | PJM Interconnection, LLC (PJM) | 11.8 GWh | Mar 2022 | Dec 2025 | Solar |
| OER Checkerspot | Standard Solar | Tracy's Landing, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2021 | Dec 2025 | Solar |
| Timonium Fairgrounds | Madison Energy Holdings LLC | Timonium, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Sep 2020 | Dec 2025 | Solar |
| Baker Point | Cypress Creek Renewables | Thurmont, MD | PJM Interconnection, LLC (PJM) | 14.1 GWh | Sep 2016 | Dec 2025 | Solar |
| Cannonball Solar (CSG) | AES Clean Energy | Thurmont, MD | PJM Interconnection, LLC (PJM) | 3.3 GWh | May 2024 | Dec 2025 | Solar |
| WMATA - Naylor Rd. Metro | MN8 Energy LLC | Temple Hills, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Oct 2023 | Dec 2025 | Solar |
| Beech Road (CSG) | Nautilus Solar Solutions | Temple Hill, MD | PJM Interconnection, LLC (PJM) | 7.9 GWh | Jul 2024 | Dec 2025 | Solar |
| CPV Backbone Solar | CPV Backbone Solar, LLC | Swanton, MD | PJM Interconnection, LLC (PJM) | 96.2 GWh | Nov 2025 | May 2026 | Solar |
| MO32 (CSG) | TPE MD MO32 LLC | Spencerville, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Apr 2022 | Dec 2025 | Solar |
| Amazon Maryland DCA1 | Westbound Solar LLC | Sparrows Point, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | May 2019 | Dec 2025 | Solar |
| Gibbons CSG | Nautilus Solar Solutions | Snow Hill, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Nov 2019 | Dec 2025 | Solar |
| Central Utility Plant at White Oak | GSA Metropolitan Service Center | Silver Spring, MD | PJM Interconnection, LLC (PJM) | 96.0 GWh | Oct 2003 | May 2026 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| Brookville Smart Bus Depot Microgrid | AlphaStruxure Service Co LP | Silver Spring, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Sep 2022 | Dec 2025 | Solar : 53.2% Natural Gas : 46.8% |
| Millersville LFG | LES Operations Services LLC | Severn, MD | PJM Interconnection, LLC (PJM) | 20.9 GWh | Jun 2012 | Dec 2025 | Landfill Gas |
| Wicomico | Industrial Power Generating Company LLC | Salisbury, MD | PJM Interconnection, LLC (PJM) | 14.0 GWh | Apr 2007 | Dec 2025 | Landfill Gas : 93.6% Distillate Fuel Oil : 6.4% |
| Parker Place | Nautilus Solar Solutions | Salisbury, MD | PJM Interconnection, LLC (PJM) | 4.6 GWh | Mar 2024 | Dec 2025 | Solar |
| Perdue Salisbury Photovoltaic | Terraform Arcadia | Salisbury, MD | PJM Interconnection, LLC (PJM) | 1.4 GWh | Aug 2011 | Dec 2025 | Solar |
| Rock Hall | Terraform Arcadia | Rock Hall, MD | PJM Interconnection, LLC (PJM) | 1.5 GWh | Nov 2012 | Dec 2025 | Solar |
| Essential Power Rock Springs LLC | Essential Power Operating Services LLC | Rising Sun, MD | PJM Interconnection, LLC (PJM) | 407.7 GWh | May 2003 | Dec 2025 | Natural Gas |
| Burns Solar One LLC | Nautilus Solar Solutions | Reisterstown, MD | PJM Interconnection, LLC (PJM) | 3.7 GWh | Nov 2020 | Dec 2025 | Solar |
| Wye Mills VNEM CSG | Tesla Inc. | Queen Anne, MD | PJM Interconnection, LLC (PJM) | 17.1 GWh | Jul 2016 | Dec 2025 | Solar |
| Great Bay Solar 1 | Great Bay Solar I LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 135.1 GWh | Feb 2018 | May 2026 | Solar |
| UMES (MD) - Princess Anne | NVT LICENSES, LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Jan 2011 | Dec 2025 | Solar |
| UMMS at Pocomoke | Luminace Solar Maryland II, LLC | Pocomoke City, MD | PJM Interconnection, LLC (PJM) | 4.3 GWh | Jan 2013 | Dec 2025 | Solar |
| Costen Solar | Costen Solar LLC | Pocomoke City, MD | PJM Interconnection, LLC (PJM) | 17.0 GWh | Jul 2024 | Dec 2025 | Solar |
| Chaberton Solar Greyrock | Pivot Energy | Pittsville, MD | PJM Interconnection, LLC (PJM) | 1.2 GWh | May 2025 | Dec 2025 | Solar |
| IKEA Perryville 460 | IKEA Property Inc | Perryville, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Jan 2013 | Dec 2024 | Solar |
| Baltimore City F | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Nov 2015 | Dec 2025 | Solar |
| City of Havre De Grace C | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.1 GWh | Nov 2015 | Dec 2025 | Solar |
| Sod Run WTP A | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Nov 2015 | 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 |
| Baltimore City G | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 2.9 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 |
| Archdiocese of Baltimore L | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Nov 2015 | 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 |
| Baltimore City B | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2015 | Dec 2025 | Solar |
| Anne Arundel County Public Schools | Standard Solar | Pasadena, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Sep 2017 | Dec 2025 | Solar |
| Spectrum Solar Hybrid | Spectrum Solar LLC | Oxon Hill, MD | PJM Interconnection, LLC (PJM) | 10.7 GWh | Nov 2023 | Dec 2025 | Solar |
| Roth Rock Wind Farm LLC | Roth Rock Wind Farm LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 99.2 GWh | Jul 2011 | May 2026 | Wind |
| TPE MD GA137 | Pivot Energy | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.4 GWh | May 2025 | Dec 2025 | Solar |
| TPE MD GA140 | Pivot Energy | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.8 GWh | May 2025 | Dec 2025 | Solar |
| Criterion | Criterion Power Partners LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 258.7 GWh | Nov 2010 | May 2026 | Wind |
| Roth Rock North Wind Farm, LLC | Roth Rock Wind Farm LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 24.8 GWh | Jul 2011 | May 2026 | Wind |
| MD CDG 002 | MD CDG 002 LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2024 | Dec 2025 | Solar |
| Fair Wind | Fair Wind Power Partners, LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 79.3 GWh | Oct 2015 | May 2026 | Wind |
| MD CDG 001 | MD CDG 001 LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2024 | Dec 2025 | Solar |
| Deep Creek | BP Piney & Deep Creek LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 14.4 GWh | Jun 1925 | Dec 2025 | Water |
| Garrett County - DPU Treatment Plant | Tesla Inc. | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.3 GWh | Apr 2017 | Dec 2025 | Solar |
| Meeting House | Nautilus Solar Solutions | North East, MD | PJM Interconnection, LLC (PJM) | 3.8 GWh | Jul 2023 | Dec 2025 | Solar |
| Morgantown Generating Plant | Lanyard Power Holdings, LLC | Newburg, MD | PJM Interconnection, LLC (PJM) | 22.4 GWh | May 1970 | May 2026 | Distillate Fuel Oil |
| City of Bowie | Tesla Inc. | Mitchellville, MD | PJM Interconnection, LLC (PJM) | 3.6 GWh | May 2021 | Dec 2025 | Solar |
| MD - CS - BGE - PR24 TPE | Distributed Solar Development, LLC | Mitchellville, MD | PJM Interconnection, LLC (PJM) | 3.9 GWh | Aug 2022 | Dec 2025 | Solar |
| Jones Farm Solar | Urban Grid Solar | Millington, MD | PJM Interconnection, LLC (PJM) | 124.2 GWh | May 2025 | May 2026 | Solar |
| Jade Meadow LLC | Jade Meadow LLC | Midland, MD | PJM Interconnection, LLC (PJM) | 32.1 GWh | Feb 2024 | Dec 2025 | Solar |
| Blue Star | Greenbacker Renewable Energy Corporation | Massey, MD | PJM Interconnection, LLC (PJM) | 11.5 GWh | Feb 2020 | Dec 2024 | Solar |
| P52ES 1755 Henryton Rd Phase 1 LLC CSG | Nautilus Solar Solutions | Marriottsville, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | May 2021 | Dec 2025 | Solar |
| Alpha Ridge LFG | Howard County - Maryland | Marriottsville, MD | PJM Interconnection, LLC (PJM) | 250.0 MWh | Jun 2012 | Dec 2025 | Landfill Gas |
| P52ES 1755 Henryton Rd Phase 2 LLC | Nautilus Solar Solutions | Marriottsville, MD | PJM Interconnection, LLC (PJM) | 3.7 GWh | May 2021 | Dec 2025 | Solar |
| Calvert Cliffs Nuclear Power Plant | Constellation Nuclear | Lusby, MD | PJM Interconnection, LLC (PJM) | 14.9 TWh | Apr 1975 | May 2026 | Nuclear |
| OER Patuxent CSG | Standard Solar | Lothian, MD | PJM Interconnection, LLC (PJM) | 4.2 GWh | Oct 2022 | Dec 2025 | Solar |
| Ripley | MN8 Energy LLC | La Plata, MD | PJM Interconnection, LLC (PJM) | 47.6 GWh | Mar 2023 | May 2026 | Solar |
| Pfeffers | Terraform Arcadia | Kingsville, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Apr 2016 | Dec 2025 | Solar |
| BTC2 Solar (CSG) | Nautilus Solar Solutions | Kingsville, MD | PJM Interconnection, LLC (PJM) | 3.7 GWh | Jun 2019 | Dec 2025 | Solar |
| LeGore Bridge Solar Center | LeGore Bridge Solar Center, LLC | Keymar, MD | PJM Interconnection, LLC (PJM) | 3.1 GWh | Nov 2025 | Dec 2025 | Solar |
| Kent County-Kennedyville | Terraform Arcadia | Kennedyville, MD | PJM Interconnection, LLC (PJM) | 1.4 GWh | Jul 2012 | Dec 2025 | Solar |
| Macy's MD Joppa Solar Project | Northstar Macy's Maryland 2015, LLC | Joppa, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Feb 2016 | May 2026 | Solar |
Browse Power Plants By Maryland Counties
Figures are based on May 2026 generation numbers.| County | State Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Talbot County, MD | # 23 | 3 | 14.2 GWh |
| Kent County, MD | # 22 | 6 | 17.3 GWh |
| Caroline County, MD | # 21 | 2 | 17.8 GWh |
| Carroll County, MD | # 20 | 4 | 24.4 GWh |
| Worcester County, MD | # 19 | 5 | 34.3 GWh |
| Wicomico County, MD | # 18 | 8 | 44.5 GWh |
| Baltimore County, MD | # 17 | 29 | 70.0 GWh |
| Frederick County, MD | # 16 | 11 | 70.9 GWh |
| Howard County, MD | # 15 | 25 | 74.2 GWh |
| Washington County, MD | # 14 | 20 | 77.4 GWh |
| Dorchester County, MD | # 13 | 7 | 93.8 GWh |
| Somerset County, MD | # 12 | 7 | 158.0 GWh |
| County | State Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Allegany County, MD | # 11 | 5 | 195.8 GWh |
| Queen Anne's County, MD | # 10 | 9 | 310.4 GWh |
| Baltimore city, MD | # 9 | 11 | 380.5 GWh |
| Garrett County, MD | # 8 | 16 | 701.4 GWh |
| Montgomery County, MD | # 7 | 18 | 780.3 GWh |
| Harford County, MD | # 6 | 19 | 2.0 TWh |
| Anne Arundel County, MD | # 5 | 12 | 3.4 TWh |
| Cecil County, MD | # 4 | 9 | 3.7 TWh |
| Charles County, MD | # 3 | 6 | 3.8 TWh |
| Prince George's County, MD | # 2 | 40 | 8.0 TWh |
| Calvert County, MD | # 1 | 3 | 14.9 TWh |