Query
Byron Generating Station
Type
Entity Briefing
Entity
Byron Generating Station
Generated
2026-10-17T13:52:44.927Z

Briefing on Byron Generating Station

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
2.4 GW
Capacity
Operating
Current status
1985
Operating since
2
Generators
92.8%
Capacity factor
19914 GWh
Annual generation
Briefing/plantOperating

Byron Generating Station is a 2.4 GW Nuclear asset in PJM Interconnection, currently Operating.

Byron Generating Station is reported in Illinois since 1985 under Exelon. Available operating and financial measures include 92.8% capacity factor and 19914 GWh annual generation.

Location
Ogle, Illinois
Technology
Nuclear
Owner / parent
Exelon
Operator
Constellation Nuclear
Grid
PJM Interconnection
Plant ID
6023

What stands out

1

Byron Generating Station is a 2.4 GW Nuclear asset in Illinois with status Operating.

2

Latest annual operating measures report 92.8% capacity factor and 19914 GWh annual generation.

3

Latest linked story: “OSHA investigating after chemical leak at Byron Generating Station hospitalizes 10 employees” (Chicago Tribune, 2026-03-12).

Market and operating context

ISO / market
PJM Interconnection
Balancing authority
PJM Interconnection, LLC
NERC region
RFC
State rank
#2 of 6
National rank
#11 of 58

Why it matters

For this asset in PJM Interconnection, operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.