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Directory of Power Plants in Maryland

List of All Maryland Power Plants

Displaying Results 1 to 6 of 6
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
Herbert A WagnerH.A. Wagner LLCBaltimore, MDPJM Interconnection, LLC (PJM)127.0 GWhJan 1956Jun 2024 Distillate Fuel Oil : 45.8% Residual Fuel Oil : 21.9% Bituminous Coal : 21.0% Natural Gas : 11.3%
Herbert Farm SolarSMECO Solar LLCHughesville, MDPJM Interconnection, LLC (PJM)8.1 GWhOct 2012Dec 2023 Solar
Hostetter Solar One, LLCNautilus Solar SolutionsHagerstown, MDPJM Interconnection, LLC (PJM)4.1 GWhNov 2020Dec 2023 Solar
Havre de Grace II - E at PerrymanLuminace Solar MC, LLCPerryman, MDPJM Interconnection, LLC (PJM)2.1 GWhApr 2016Dec 2023 Solar
Holly Spring MeadowsStandard SolarDistrict Heights, MDPJM Interconnection, LLC (PJM)656.0 MWhJun 2023Dec 2023 Solar
Hollins Ferry CSGICFTS MD Solar, LLCHalethorpe, MDPJM Interconnection, LLC (PJM)327.0 MWhNov 2021Dec 2022 Solar

Browse Power Plants By Maryland Counties

Figures are based on June 2024 generation numbers.
CountyState RankActive PlantsJun 2024 Generation
Calvert County, MD# 1216.2 TWh
Prince George's County, MD# 2346.4 TWh
Cecil County, MD# 374.3 TWh
Charles County, MD# 464.2 TWh
Harford County, MD# 5182.5 TWh
Anne Arundel County, MD# 692.1 TWh
Montgomery County, MD# 717911.1 GWh
Allegany County, MD# 84782.2 GWh
Garrett County, MD# 912580.2 GWh
Baltimore city, MD# 1011410.8 GWh
Queen Anne's County, MD# 119217.3 GWh
Somerset County, MD# 127169.6 GWh
CountyState RankActive PlantsJun 2024 Generation
Washington County, MD# 131883.2 GWh
Dorchester County, MD# 14664.4 GWh
Frederick County, MD# 151162.2 GWh
Baltimore County, MD# 162456.9 GWh
Wicomico County, MD# 17649.2 GWh
Howard County, MD# 182030.2 GWh
Carroll County, MD# 19425.5 GWh
Kent County, MD# 20619.4 GWh
Worcester County, MD# 21414.4 GWh
Caroline County, MD# 2222.7 GWh
Talbot County, MD# 233383.7 MWh