Summary of Electricity Activity in Harford County, MD

Summary of Harford County, MD Generation

Harford County, MD is ranked #510 out of 2,116 U.S. counties nationwide and #6 out of 23 Maryland counties in terms of total annual net electricity generation.

Annual Generation 1.9 TWh
Annual Consumption 9.7 M MMBtu
Last UpdateJan 2025
Power Plants18
Companies on File9

Map of Top Producing Plants in Harford County, MD

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Overall National Rank

#510 /2,116 U.S. Counties

In Net Annual Generation

Overall State Rank

#6 /23 Maryland Counties

In Net Annual Generation

Overall Annual Net Geneneration

1.9 TWh

Total Annual Fuel Consumption

9.7 M MMBtu

Electric Companies in Harford County, MD

9

Harford County, MD
Power Plants

18

Annual Net Generation From hydroelectric power

1.6 TWh

National Rank in Terms of hydroelectric Net Electricity Generation

#29 /550 U.S. Counties

State Rank in Terms of hydroelectric Net Electricity Generation

#1 /2 Maryland Counties

Monthly Net Generation for Harford County, MD

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Net Generation by Fuel Source

Water
Natural Gas
Solar
Distillate Fuel Oil
86.4%10.0%

Net Generation by Fuel Source Breakdown

State RankNational RankGenerationFuel Consumption
All#6 / 23#510 / 21161.90 TWh9.66 M MMBtu
Water#1 / 2#29 / 5501.64 TWh6.58 M MMBtu
Natural Gas#5 / 9#472 / 927190.21 GWh2.59 M MMBtu
Solar#8 / 21#524 / 112840.07 GWh144.77 k MMBtu
Distillate Fuel Oil#3 / 10#45 / 73027.93 GWh338.93 k MMBtu

Power Plants in Harford County, MD

PlantUtility NameGenerationConsumptionFuel Types
ConowingoConstellation Power, Inc1.6 TWh6.6 M MMBtu Water
PerrymanConstellation Power Source Generation, LLC168.4 GWh2.0 M MMBtu Natural Gas : 83.4% Distillate Fuel Oil : 16.6%
APG Combined Heat and Power PlantUS Dept of Army, Garrison, APG49.7 GWh936.7 k MMBtu Natural Gas
APG New ChesapeakeOnyx Asset Services Group4.0 GWh14.5 k MMBtu Solar
City of Havre De Grace CLuminace Solar MC, LLC3.4 GWh12.3 k MMBtu Solar
Sod Run WTP ALuminace Solar MC, LLC3.4 GWh12.3 k MMBtu Solar
Archdiocese of Baltimore JLuminace Solar MC, LLC3.4 GWh12.2 k MMBtu Solar
Archdiocese of Baltimore LLuminace Solar MC, LLC3.4 GWh12.2 k MMBtu Solar
Baltimore City DLuminace Solar MC, LLC3.1 GWh11.3 k MMBtu Solar
Baltimore City FLuminace Solar MC, LLC3.1 GWh11.2 k MMBtu Solar
Baltimore City BLuminace Solar MC, LLC3.1 GWh11.1 k MMBtu Solar
Baltimore City GLuminace Solar MC, LLC3.0 GWh10.7 k MMBtu Solar
APG Old BaysideOnyx Asset Services Group3.0 GWh10.7 k MMBtu Solar
The Clorox CompanyTesla Inc.2.6 GWh9.5 k MMBtu Solar
McCormick & Co. Inc. at BelcampLuminace Solar Maryland, LLC2.4 GWh8.6 k MMBtu Solar
Havre de Grace II - E at PerrymanLuminace Solar MC, LLC2.0 GWh7.2 k MMBtu Solar
Macy's MD Joppa Solar ProjectNorthstar Macy's Maryland 2015, LLC221.0 MWh1.1 k MMBtu Solar
Harford Waste to Energy FacilityEnergy Recovery Operations, Inc0.0 Wh0 MMBtu No Information Available

Electricity Generation for Neighboring Counties

National RankCountyNet Generation# Power Plants
#1065Baltimore city378.3 GWh11
#1549Baltimore County60.5 GWh25
#1722Carroll County24.7 GWh4
#379Cecil County3.2 TWh7
#1646Howard County36.8 GWh21
#1765Kent County18.3 GWh6
#525Lancaster County1.8 TWh15
#356New Castle County3.5 TWh17
#1254Queen Anne's County198.6 GWh9
#3York County35.6 TWh13

* Net Generation data is based on the last 12 months since Jan 2025

Electricity Generation for Cities Located in Harford County, MD

State RankCityNet Generation# Power Plants
#39Aberdeen, MD9.6 GWh3
#5Darlington, MD1.6 TWh1
#20Edgewood, MD49.9 GWh3
#11Perryman, MD196.3 GWh10
#72Riverside, MD2.4 GWh1

* Net Generation data is based on the last 12 months since Jan 2025