Basic Facts:

  • Location: Byron, Illinois
  • Owner: Exelon Corporation
  • Operator: Exelon Generation Co.
  • Construction Cost: $5.5B (2018$)
  • Plant Output: 2,300 MW (combined)
  • Property Size: 1,800 acres
  • Status: At Risk of Closure
  • Employees: 860
  • Expected Shut Down Date: Unit 1 (2044), Unit 2 (2046)
  • Current DTF Balance: $730M (2018$)
  • DTF Balance Prior to Decommissioning: $1.3B (2018$)
  • Decommissioning Cost Estimate: $1.0B (2018$)
  • Spent Nuclear Fuel on Site: 1,424 metric tons
Byron Photo

Background

The Byron Generating Station consists of two pressurized water reactors that together produce 2,300 MW of electricity. Plant construction began in 1975 and the NRC granted operating licenses for Unit 1 and Unit 2 in 1985 and 1987 respectively. In 2015, the NRC granted license renewals for Unit 1 (2044) and Unit 2 (2046).

Socioeconomics

The Byron Generating Station is located within Ogle County, Illinois. As of 2016:

  • Population: 520,000
  • Per Capita Annual Income: $42,000
  • Unemployment rate (not seasonally adjusted): 5.0%

The annual payroll at the Byron Generating Station is approximately $82M and in 2017 the plant contributed $33M in property tax payments.

Contact Information

Economic Development Administration Representative:

Economic Development District

Nuclear Regulatory Commission:

Unless specific costing information has been provided, decommissioning costs were derived from 2017 Decommissioning Funding Status Report.
Information herein obtained from public sources. Corrections are welcome and may be directed to [email protected].

Additional Information

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Illinois Senate passes bill to save nuclear plants, now goes to House

September 7, 2021

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Nuke plant decision coming down to the wire

September 7, 2021

Nuke plant decision coming down to the wire While a new energy legislation aimed at saving the Byron nuclear power station makes its way through the process in Springfield, Exelon said the plant is scheduled to run out of fuel and close on Sept. 13. The Illinois Senate passed SB 18 in the early morning […]

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State, federal efforts too late to save Exelon’s Illinois nuclear plants, CEO Crane says

August 9, 2021

State, federal efforts too late to save Exelon’s Illinois nuclear plants, CEO Crane says Exelon Generation has two Illinois nuclear plants slated for shutdown and decommissioning this fall, despite recent federal proposals for both a tax credit and a fund for existing nuclear plants, and rising power prices in the state.

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Exelon files decommissioning plans to shut down Byron Nuclear Plant

July 30, 2021

Exelon files decommissioning plans to shut down Byron Nuclear Plant BYRON (WREX) – Exelon Generation, owner of the Byron Nuclear Plant, files decommission reports on Wednesday. It’s among the final steps in retiring the Byron Nuclear Plant. “With no signs of a breakthrough on clean energy legislation in Springfield, we have no choice but to […]

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Exelon moves to pull plug on Byron, Dresden nuclear plants, saying Springfield’s failure on energy deal leaves ‘no choice’

July 29, 2021

Exelon moves ahead with plans to shut down Byron, Dresden nuclear plants, citing Springfield failure to pass energy bill An Exelon spokesman said the company remains hopeful that “clean energy legislation will pass in time for us to reverse these actions,” but they must move toward shuttering the plants. One lawmaker said the action was […]

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Exelon faces closure of its Illinois NPPs if new legislation is not adopted

July 23, 2021

Exelon faces closure of its Illinois NPPs if new legislation is not adopted US power utility Exelon said on 19 July that the four nuclear plants serving Chicago and northern Illinois are approaching a combined 41 years, or 15,000 consecutive days, of continuous service at a time when the energy grid is increasingly…

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Byron power plant in danger of shutting down

June 23, 2021

Byron power plant in danger of shutting down BYRON, Ill. (WIFR) – The Byron Nuclear Plant took one more step towards closure as paperwork was filed for a shutdown in less than three months. In 2020, Exelon announced it planned to close its Byron and Dresden nuclear power plants because of a drop in revenue […]

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Exelon files to deactivate Byron Nuclear Plant

June 21, 2021

Exelon files to deactivate Byron Nuclear Plant After months of debate and a potential last second deal, a scheduled deactivation date is set for the Byron Nuclear Plant.After months of debate and a potential last second deal, a scheduled deactivation date is set for the Byron Nuclear Plant, but lawmakers say legislation could still save […]

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