Directory of Power Plants in Maryland

List of All Maryland Power Plants

Displaying Results 1 to 1 of 1
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
Vienna OperationsNRG Vienna Operations IncVienna, MDPJM Interconnection, LLC (PJM)2.9 GWhDec 1967Dec 2023 Residual Fuel Oil : 89.4% Distillate Fuel Oil : 10.6%

Browse Power Plants By Maryland Counties

Figures are based on December 2023 generation numbers.
CountyState RankActive PlantsDec 2023 Generation
Caroline County, MD# 2322.6 GWh
Talbot County, MD# 2233.4 GWh
Worcester County, MD# 21413.6 GWh
Kent County, MD# 20618.3 GWh
Carroll County, MD# 19424.7 GWh
Howard County, MD# 182136.8 GWh
Wicomico County, MD# 17743.6 GWh
Dorchester County, MD# 16655.8 GWh
Frederick County, MD# 151158.4 GWh
Baltimore County, MD# 142559.8 GWh
Washington County, MD# 131977.3 GWh
Somerset County, MD# 127153.0 GWh
CountyState RankActive PlantsDec 2023 Generation
Queen Anne's County, MD# 119196.9 GWh
Baltimore city, MD# 1011358.6 GWh
Garrett County, MD# 912628.6 GWh
Montgomery County, MD# 818676.2 GWh
Allegany County, MD# 74725.5 GWh
Harford County, MD# 6181.8 TWh
Anne Arundel County, MD# 593.1 TWh
Cecil County, MD# 473.4 TWh
Charles County, MD# 363.9 TWh
Prince George's County, MD# 2346.6 TWh
Calvert County, MD# 1214.7 TWh