Armstrong County, PA power plants

7 EIA-registered power plants in Armstrong County, PA totalling 2.6 GW of nameplate capacity, ranked and mapped inside PJM.

Plants
7
EIA-registered records
Nameplate capacity
2.6 GW
Sum across this county
Largest
1,872 MW
Keystone

Capacity by fuel

coal1.9 GW1 plantnatural gas688 MW1 planthydroelectric55.8 MW5 plants

Armstrong County, PA capacity ranking

7 matching plants·ranked by nameplate capacity

RankPlantCapacity
1KeystoneKeyCon Operating LLC1,872 MW
2ArmstrongArmstrong Power LLC688 MW
3Allegheny Hydro No 9Allegheny Hydro LP17.8 MW
4Allegheny Hydro No 8Allegheny Hydro LP13.6 MW
5Allegheny No 6 Hydro StationEagle Creek Renewable Energy, LLC9.2 MW
6Allegheny No. 5 Hydro StationEagle Creek Renewable Energy, LLC9.2 MW
7Mahoning Creek Hydroelectric ProjectEagle Creek Renewable Energy, LLC6 MW

Technology rankings in PJM

Largest battery storage plantsLargest solar power plantsLargest wind farmsLargest natural gas power plantsLargest hydroelectric power plantsLargest nuclear power plants

Other PJM counties

Will County, IL7.3 GWYork County, PA6.2 GWLawrence County, KY4.2 GWNorthampton County, PA4.2 GWLuzerne County, PA3.8 GWMontgomery County, VA3.8 GWSalem County, NJ3.7 GWGrundy County, IL3.5 GWJefferson County, IN3.3 GWPutnam County, WV3.2 GWPrince Georges County, MD3.1 GWMiddlesex County, VA3.1 GW
All PJM counties

County assignment and capacity come from the EIA generator inventory. Capacity is nameplate capacity, not seasonal capability or available operating capacity. A plant can include multiple generators and technologies.