Peach Bottom 1

Basic Facts:

  • Location: Delta, Pennsylvania
  • Owner: Exelon (50%) PSEG (50%)
  • Operator: Exelon
  • Plant Output: 40 MW
  • Property Size: 620 acres
  • Status: SAFSTOR
  • Current DTF Balance: $110M (2018$)
  • Decommissioning Cost Estimate: $260M (2018$)
  • Spent Nuclear Fuel on Site: None
Peach Bottom 1 Photo


Peach Bottom 1 was an experimental helium-cooled, graphite-moderated reactor. Construction of Peach Bottom 1 started in 1962 and the plant began licensed operations in 1966. In 1974, 1974 Peach Bottom 1 was shut down.


The Peach Bottom nuclear power plant is located within York County, Pennsylvania. As of 2016, socioeconomic information is as follows:

  • Population: 446,000
  • Per Capita Annual Income: $46,000
  • Unemployment rate (not seasonally adjusted): 4.0%

Contact Information

Economic Development Administration Representative:

  • Christopher Casper, Philadelphia Regional Office, t: (215) 597-1074, e: [email protected]

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

Process to decommission Peach Bottom reactor to begin in fall, active work planned in 2028

August 23, 2023

Process to decommission Peach Bottom reactor to begin in fall, active work planned in 2028Constellation Energy LLC, which owns and operates the Peach Bottom Atomic Power Center, will likely begin active decommissioning of the plant’s Unit 1 reactor in 2028.

Read More

(802) 345-7044




Download our

free report

Discover tools and information for improving project outcomes and
catalyzing economic recovery

Scroll to Top