Directory of Power Plants in Maryland
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Hostetter Solar One, LLC | Nautilus Solar Solutions | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 3.5 GWh | Nov 2020 | Dec 2025 | Solar |
| OER Monarch CSG | Standard Solar | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Nov 2021 | Dec 2025 | Solar |
| Wor-Wic Community College - Offsite | Tesla Inc. | Hebron, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Mar 2019 | Dec 2025 | Solar |
| UMCES Ground Mount | Standard Solar | Cambridge, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Jan 2018 | Dec 2025 | Solar |
| MO32 (CSG) | TPE MD MO32 LLC | Spencerville, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Apr 2022 | Dec 2025 | 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 |
| 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 |
| KDC Solar TC George Howard LLC | CleanCapital Holdings | West Friendship, MD | PJM Interconnection, LLC (PJM) | 3.3 GWh | Sep 2022 | Dec 2025 | Solar |
| Cannonball Solar (CSG) | AES Clean Energy | Thurmont, MD | PJM Interconnection, LLC (PJM) | 3.3 GWh | May 2024 | Dec 2025 | Solar |
| Cecil County CCVT HS | SunE DB42, LLC | Elkton, MD | PJM Interconnection, LLC (PJM) | 3.3 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 |
| Sod Run WTP A | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Nov 2015 | Dec 2025 | Solar |
| IKEA Perryville 460 | IKEA Property Inc | Perryville, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Jan 2013 | Dec 2024 | Solar |
| Old Court Rd Solar | Old Court Rd Solar, LLC | Woodstock, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Sep 2019 | Dec 2025 | Solar |
| Mustang One | Nautilus Solar Solutions | Cambridge, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Jan 2024 | Dec 2025 | Solar |
| 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% |
| Archdiocese of Baltimore J | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Nov 2015 | Dec 2025 | Solar |
| Hall Property | Standard Solar | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 3.1 GWh | Feb 2024 | 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 |
| LeGore Bridge Solar Center | LeGore Bridge Solar Center, LLC | Keymar, MD | PJM Interconnection, LLC (PJM) | 3.1 GWh | Nov 2025 | Dec 2025 | Solar |
| Chaberton Solar Matterhorn | Pivot Energy | Woodstock, MD | PJM Interconnection, LLC (PJM) | 3.1 GWh | Mar 2025 | Dec 2025 | Solar |
| Shepherds Mill CSG | Standard Solar | Union Bridge, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Aug 2021 | Dec 2025 | Solar |
| Maryland Bioenergy Center (Jessup) | Bioenergy DevCo | Jessup, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Aug 2022 | Dec 2025 | Natural Gas |
| Baltimore City D | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2015 | 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 |
| Baltimore City B | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2015 | Dec 2025 | Solar |
| APG Old Bayside | Onyx Asset Services Group | Aberdeen, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Sep 2018 | Dec 2024 | Solar |
| OER Checkerspot | Standard Solar | Tracy's Landing, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2021 | Dec 2025 | Solar |
| MO33 CSG | TPE MD MO33 LLC | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Mar 2022 | Dec 2025 | Solar |
| Spruce - WCMD - Rubble I | MN8 Energy LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Aug 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 |
| Snowden River CSG | Snowden River Parkway, LLC | Columbia, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | May 2021 | 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 |
| Baltimore City F | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Nov 2015 | Dec 2025 | Solar |
| MD - CS - Potomac Edison Co - GA25 TPE ( | Distributed Solar Development, LLC | Accident, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | May 2022 | Dec 2025 | Solar |
| Claggett Landing | Madison Energy Investments LLC | Upper Malboro, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Oct 2024 | Dec 2025 | Solar |
| White CSG | Nautilus Solar Solutions | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Dec 2019 | Dec 2025 | Solar |
| Chaberton Solar Lime Kiln | Pivot Energy | Fulton, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Mar 2025 | 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 |
| Gibbons CSG | Nautilus Solar Solutions | Snow Hill, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Nov 2019 | Dec 2025 | Solar |
| Queen Anne's County | Tesla Inc. | Centreville, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Nov 2013 | 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 |
| First Baptist Church of Glenarden | Madison Energy Holdings LLC | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Mar 2018 | Dec 2025 | Solar |
| Pinesburg Solar LLC | Madison Energy Holdings LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Apr 2020 | 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 |
| 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 |
| Spruce - WCMD - Resh I | MN8 Energy LLC | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Feb 2016 | 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 |
| CCBC-Catonsville | Luminace Solar Holding, LLC | Catonsville, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Aug 2015 | Dec 2025 | Solar |
| UMES (MD) - Princess Anne | NVT LICENSES, LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Jan 2011 | Dec 2025 | Solar |
| White Marsh Solar | Nautilus Solar Solutions | White Marsh, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Nov 2020 | Dec 2025 | Solar |
| Cromwell | Madison Energy Investments LLC | Glen Burnie, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Nov 2024 | Dec 2025 | Solar |
| Timonium Fairgrounds | Madison Energy Holdings LLC | Timonium, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Sep 2020 | Dec 2025 | Solar |
| FedEx Hagerstown | SoCore Energy LLC | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Mar 2015 | Dec 2025 | Solar |
| WMATA - S. Ave. Carport (East) (CSG) | MN8 Energy LLC | Hillcrest Heights, MD | PJM Interconnection, LLC (PJM) | 2.5 GWh | Jun 2023 | Dec 2025 | Solar |
| Elkton Solar | SunE DB27, LLC | Elkton, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Nov 2015 | Dec 2025 | Solar |
| Montgomery County Solar | Montgomery County Solar | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | May 2018 | Dec 2025 | Solar |
| Kirby Road Solar, LLC | Nautilus Solar Solutions | Clinton, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | May 2021 | Dec 2025 | Solar |
| WMATA - Cheverly Metro (CSG) | MN8 Energy LLC | Cheverly, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Nov 2024 | Dec 2025 | Solar |
| CPG - Duke 5300A Holabird | Solar DG MD Holabird Broening ACC, LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Nov 2022 | Dec 2025 | Solar |
| Spruce - WCMD - Rubble II | MN8 Energy LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Oct 2015 | Dec 2025 | Solar |
| 7448 Candlewood Road | Hartz Solar, LLC | Hanover, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Mar 2020 | Dec 2025 | Solar |
| The Clorox Company | Tesla Inc. | Aberdeen, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Jul 2016 | Dec 2025 | Solar |
| MEBA | Altus Power America Management, LLC | Easton, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Oct 2014 | Dec 2025 | Solar |
| Upper Marlboro 1 CSG | Nautilus Solar Solutions | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2019 | Dec 2025 | Solar |
| IGS Solar I - BWI2 | Madison Energy Holdings LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Jan 2017 | Dec 2025 | Solar |
| MNCPPC Randall Farm | Standard Solar | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Mar 2020 | Dec 2025 | Solar |
| MD CDG 001 | MD CDG 001 LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2024 | Dec 2025 | Solar |
| Hollins Ferry CSG | ICFTS MD Solar, LLC | Halethorpe, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2021 | Dec 2025 | Solar |
| Emmitsburg Solar Arrays | UGI Energy Services, LLC | Emmitsburg, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Mar 2014 | May 2026 | Solar |
| MD CDG 002 | MD CDG 002 LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2024 | Dec 2025 | Solar |
| Amazon Maryland DCA1 | Westbound Solar LLC | Sparrows Point, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | May 2019 | Dec 2025 | Solar |
| MD JESSUP 7950 OCEANO AVE | PFMD LL Jessup LLC | Jessup, MD | PJM Interconnection, LLC (PJM) | 2.2 GWh | Aug 2024 | Dec 2025 | Solar |
| Chesapeake College | Tesla Inc. | Wye Mills, MD | PJM Interconnection, LLC (PJM) | 2.2 GWh | Jun 2016 | Dec 2025 | Solar |
| Bluefin Origination 1 | Bluefin Origination 1, LLC | Brandywine, MD | PJM Interconnection, LLC (PJM) | 2.2 GWh | Oct 2019 | Dec 2025 | Solar |
| CPG - Duke 5900 Holabird | Solar DG MD Holabird AJCFB, LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Nov 2022 | Dec 2025 | Solar |
| Crisfield | Calpine Mid-Atlantic Generation LLC | Crisfield, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Apr 1968 | Dec 2025 | Distillate Fuel Oil |
| GWCC PV Solar Farm | GWCC PV Solar Farm | Beltsville, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Dec 2014 | Dec 2024 | Solar |
| CPG - Duke 6000 Holabird | Solar DG MD Holabird AJCFB, LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Nov 2022 | Dec 2025 | Solar |
| TPE MD HO93 | Pivot Energy | Clarksville, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Apr 2025 | Dec 2025 | Solar |
| THD Baltimore DC - 5830 Project Tiger | Distributed Solar Development, LLC | Edgemere, MD | PJM Interconnection, LLC (PJM) | 2.0 GWh | Dec 2020 | Dec 2025 | Solar |
| Holly Spring Meadows | Standard Solar | District Heights, MD | PJM Interconnection, LLC (PJM) | 2.0 GWh | Jun 2023 | Dec 2025 | Solar |
| IGS Solar I - BWI5 | CleanCapital Holdings | Baltimore, MD | PJM Interconnection, LLC (PJM) | 2.0 GWh | Nov 2016 | Dec 2024 | Solar |
| Pfeffers | Terraform Arcadia | Kingsville, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Apr 2016 | Dec 2025 | Solar |
| CPG - Duke 5300B Holabird | Solar DG MD Holabird Broening ACC, LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Nov 2022 | Dec 2025 | Solar |
| Spruce - WCMD - Creek | MN8 Energy LLC | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Apr 2015 | Dec 2025 | Solar |
| Mason Solar One LLC | Nautilus Solar Solutions | Elkton, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Oct 2020 | 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 |
| TPE MD GA140 | Pivot Energy | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.8 GWh | May 2025 | Dec 2025 | Solar |
| Sheriff Road | Sheriff Rd Solar LLC | Hyattsville, MD | PJM Interconnection, LLC (PJM) | 1.8 GWh | Mar 2020 | Dec 2025 | Solar |
| MD - WL Gore - Appleton | Solar DG MD Appleton, LLC | Elkton, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Feb 2025 | Dec 2025 | Solar |
| CCBC Essex | Luminace Solar MC, LLC | Essex, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Sep 2015 | Dec 2025 | Solar |
| IKEA College Park 411 | IKEA Property Inc | College Park, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Jan 2012 | Dec 2025 | Solar |
| Anne Arundel County Public Schools | Standard Solar | Pasadena, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Sep 2017 | Dec 2025 | Solar |
| Town of Chestertown- Chestertown WWTP | Tesla Inc. | Chestertown, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Nov 2015 | 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 |
| Rockdale | Altus Power America Management, LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 1.6 GWh | Sep 2019 | Nov 2025 | Solar |
| 6685 Santa Barbara Ct | 6685 Santa Barbara Ct | Elkridge, MD | PJM Interconnection, LLC (PJM) | 1.6 GWh | Nov 2020 | Dec 2025 | Solar |
| MNCPPC Germantown Solar | Standard Solar | Boyds, MD | PJM Interconnection, LLC (PJM) | 1.5 GWh | Jan 2018 | Dec 2025 | Solar |
| Rock Hall | Terraform Arcadia | Rock Hall, MD | PJM Interconnection, LLC (PJM) | 1.5 GWh | Nov 2012 | 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 |