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1616.1 MW Natural Gas operating in York, PA — PJM Interconnection, LLC
1,616.1 MW
Nameplate Capacity
3
Generators
units
Natural Gas Steam Turbine
Technology
1961
Operating Since
Coordinates
40.0961, -76.6962
County
York, PA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Brunner Island LLC | Brunner Island | — |
| Owner(s) | Brunner Island LLC | Talen Energy | PPL |
| Status | Operating | — | — |
Brunner Island Steam Electric Station is a coal and natural gas-powered electrical generation facility in York County, Pennsylvania. It occupies most of the area of the eponymous island on Susquehanna River. The power plant has three major units, which came online in 1961, 1965, and 1969, with respective generating capacities of 334 MW, 390 MW, and 759 MW. In addition, three internal combustion generators were installed in 1967. Talen Energy will stop coal use at the plant in 2028.
Read more on WikipediaBrunner Island is a 1616.1 MW natural gas power plant located in York County, Pennsylvania. The plant began operating in 1961 and is owned by Talen Energy, with Brunner Island LLC listed as the operator per EIA data. It consists of three generators utilizing natural gas steam turbine technology. Brunner Island operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region.
The plant's latest annual generation was 4,191,478 MWh, resulting in a capacity factor of 29.7%. Brunner Island is the 3rd largest power plant out of 35 in Pennsylvania, and ranks 51st out of 945 plants nationally. Recent news coverage includes 6 articles related to regulatory matters, 2 regarding hazards, and 1 covering industry topics.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
427.2K MWh
Latest Month
4.2M MWh
Annual Generation
29.7%
Capacity Factor
CO₂ Intensity
1367 lb/MWh
NOx
0.875 lb/MWh
SO₂
2013
$965/kW
Est. Construction Cost
Total estimated cost: $1.6B
Market Position
ISO/RTO Market
PJM
LMP Node
50581
Pricing Hub
WESTERN HUB
Node Source
EIA-860 direct report
Last updated 2026-03-14
View all 10 articlesNo ask pi reports yet for this entity.
ask pi about Brunner IslandPJM Interconnection, LLC (PJM)
Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
0.157 lb/MWh
CH₄
0.030 lb/MWh
N₂O
0.003 lb/MWh
Capacity Factor
19.0%
Annual Net Gen
2685 GWh
CO₂eq
1368 lb/MWh
Subregion
RFC East