Power Plants in Harford County, Maryland

Harford County, Maryland has 18 power plants totaling 1,087 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.

Plants18operating sites
Capacity1,087 MWnameplate
Generation2.2M MWhannual
CO₂196.0kmetric tons/year
Hydroelectric 49%Natural Gas 46%Solar 5%

Plant locations

All plants in this county

PlantCityFuelCapacityOperator
ConowingoDarlingtonHydroelectric531 MWConstellation Power, Inc
PerrymanHarford CountyNatural Gas492 MWConstellation Power Source Generation, Llc
Fairview FarmsBel AirSolar30.0 MWMadison Energy Investments Llc
Apg Combined Heat And Power PlantEdgewoodNatural Gas7.9 MWUs Dept Of Army, Garrison, Apg
Apg New ChesapeakeAberdeenSolar2.3 MWOnyx Asset Services Group
Archdiocese Of Baltimore JPerrymanSolar2.0 MWLuminace Solar Mc, Llc
Archdiocese Of Baltimore LPerrymanSolar2.0 MWLuminace Solar Mc, Llc
Baltimore City BPerrymanSolar2.0 MWLuminace Solar Mc, Llc
Baltimore City DPerrymanSolar2.0 MWLuminace Solar Mc, Llc
Baltimore City FPerrymanSolar2.0 MWLuminace Solar Mc, Llc
Baltimore City GPerrymanSolar2.0 MWLuminace Solar Mc, Llc
City Of Havre De Grace CPerrymanSolar2.0 MWLuminace Solar Mc, Llc
Sod Run Wtp APerrymanSolar2.0 MWLuminace Solar Mc, Llc
Macy's Md Joppa Solar ProjectJoppaSolar1.8 MWNorthstar Macy's Maryland 2015, Llc
Apg Old BaysideAberdeenSolar1.7 MWOnyx Asset Services Group
The Clorox CompanyAberdeenSolar1.6 MWTesla Inc.
Mccormick & Co. Inc. At BelcampBelcampSolar1.4 MWLuminace Solar Maryland, Llc
Havre De Grace Ii - E At PerrymanPerrymanSolar1.4 MWLuminace Solar Mc, Llc

About power generation in Harford County

Harford County, Maryland has 18 power plants totaling 1,087 MW of nameplate capacity. Hydroelectric is the dominant fuel source at 49% of installed capacity, followed by Natural Gas (46%) and Solar (5%). The largest facility is Conowingo at 530 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.

To find plants closer to a specific address in Harford County, use the address lookup — it shows every plant within a chosen radius along with distance, fuel type, and emissions.