How many natural gas power plants are in PJM?

PJM has 314 operating utility-scale natural gas power plants with 108 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest natural gas power plant in PJM?

Guernsey Power Station in Guernsey County, Ohio is the largest, at 2,055 MW. It came online in 2023.

How many natural gas power plants were built in PJM in 2025?

3 natural gas power plants came online in PJM in 2025, with 18 MW of capacity.

Who is developing natural gas power plants in PJM?

Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

Natural gas power plants in PJM

PJM has 314 operating natural gas power plants with 108 GW of capacity. 3 came online in 2025.

Operating314

See planned natural gas power plants in PJM

Updated monthly. Last updated November 2026.

Under 250 MW250–999 MW1 GW and up

Updated monthly. Last updated November 2026.

PJM had 239 natural gas power plants online in 2016 and 314 in 2026

239

253

272

284

288

298

304

308

310

313

314

2016’162017’172018’182019’192020’202021’212022’222023’232024’242025’252026’26

Natural gas power plants online at the end of each year. Source: EIA-860M, compiled by Cleanview.

The 10 largest natural gas power plants in PJM

Operating, by capacity

#	Natural gas power plant	Location	Year online	Capacity
1	Guernsey Power Station	Guernsey County, Ohio	2023	2,055 MW
2	Chalk Point Power	Prince Georges County, Maryland	1991	1,774 MW
3	Greensville County Power Station	Greensville County, Virginia	2018	1,773 MW
4	TalenEnergy Montour	Montour County, Pennsylvania	1973	1,758 MW
5	Linden Generating Station	Union County, New Jersey	2006	1,740 MW
6	Elwood Energy LLC	Will County, Illinois	2001	1,728 MW
7	TalenEnergy Martins Creek	Northampton County, Pennsylvania	1977	1,701 MW
8	Brunner Island	York County, Pennsylvania	1969	1,616 MW
9	Lackawanna Energy Center	Lackawanna County, Pennsylvania	2018	1,499 MW
10	Warren County	Warren County, Virginia	2014	1,472 MW

Natural gas power plants that came online most recently in PJM

Newest first

#	Natural gas power plant	Location	Year online	Capacity
1	Trumbull Energy Center	Trumbull County, Ohio	2026	977 MW
2	Overlook Medical Center	Union County, New Jersey	2025	3 MW
3	Elkton	Rockingham County, Virginia	2025	14 MW
4	UE-2202PA, LLC	Northampton County, Pennsylvania	2025	2 MW
5	Brookville Smart Bus Depot Microgrid	Montgomery County, Maryland	2024	2 MW
6	West Point (PA)	Montgomery County, Pennsylvania	2024	86 MW
7	CPV Three Rivers Energy Center	Grundy County, Illinois	2023	1,300 MW
8	Guernsey Power Station	Guernsey County, Ohio	2023	2,055 MW
9	Invenergy Nelson Expansion LLC	Lee County, Illinois	2023	380 MW
10	Tosoh SMD	Franklin County, Ohio	2023	4 MW

The developer behind each project is on paid plans. See plans

How Cleanview tracks natural gas power plants

Operating natural gas power plants come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about natural gas power plants in PJM

How many natural gas power plants are in PJM?: PJM has 314 operating utility-scale natural gas power plants with 108 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest natural gas power plant in PJM?: Guernsey Power Station in Guernsey County, Ohio is the largest, at 2,055 MW. It came online in 2023.
How many natural gas power plants were built in PJM in 2025?: 3 natural gas power plants came online in PJM in 2025, with 18 MW of capacity.
Who is developing natural gas power plants in PJM?: Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.