Dresden 1

Basic Facts:

  • Location: Morris, Illinois
  • Owner: Exelon
  • Operator: Exelon
  • Construction Cost: $480M (2018$)
  • Plant Output: 280 MW
  • Property Size: 950 acres
  • Status: SAFSTOR
  • Current DTF Balance: $400M (2018$)
  • Decommissioning Completion Estimate: $430M (2018$)
  • Spent Nuclear Fuel On Site: 91 metric tons
Dresden 1 Photo


Dresden 1 was a 280 MW boiling water reactor part of the three-unit Dresden Generating Station. Construction of Dresden Unit 1 began in 1957 with commercial power production beginning in 1960. Unit 1 was retired in 1978.


Unit 1 is presently in SAFSTOR status. All spent nuclear fuel from Unit 1 has been placed in on-site dry storage. Decontamination and dismantlement of Unit 1 is presently scheduled to take place beginning in approximately 2030 in conjunction with the planned decommissioning of Units 2 and 3.


Dresden 1 is located in Grundy County, Illinois. As of 2016:

  • Population: 50,000
  • Per Capita Annual Income: $48,000
  • Unemployment rate (not seasonally adjusted): 5.9%

Contact Information

Economic Development Administration Representative:

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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(802) 345-7044




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