Electricity Generation Aggregated by Maryland County

State Rank	County	Net Generation (Past Year)	Power Plants
#7	Allegany County, MD	725.5 GWh	4
#5	Anne Arundel County, MD	3.1 TWh	9
#10	Baltimore city, MD	358.6 GWh	11
#14	Baltimore County, MD	60.5 GWh	25
#1	Calvert County, MD	14.7 TWh	2
#23	Caroline County, MD	2.6 GWh	2
#19	Carroll County, MD	24.7 GWh	4
#4	Cecil County, MD	3.4 TWh	7
#3	Charles County, MD	3.9 TWh	6
#16	Dorchester County, MD	55.8 GWh	6
#15	Frederick County, MD	58.4 GWh	11
#9	Garrett County, MD	628.6 GWh	12
#6	Harford County, MD	1.8 TWh	18
#18	Howard County, MD	36.8 GWh	21
#20	Kent County, MD	18.3 GWh	6
#8	Montgomery County, MD	678.9 GWh	18
#2	Prince George's County, MD	6.6 TWh	34
#11	Queen Anne's County, MD	196.9 GWh	9
#12	Somerset County, MD	153.0 GWh	7
#22	Talbot County, MD	3.4 GWh	3
#13	Washington County, MD	77.3 GWh	19
#17	Wicomico County, MD	43.6 GWh	7
#21	Worcester County, MD	13.6 GWh	4

Net Generation data is based on the last 12 months since Dec 2023

Totals are based on the most recent 12 months net generation

List of All Maryland Counties