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Limerick 1 Lifecycle: Commissioned Reactor: ONLINE

Constellation Energy Corporation · Limerick
EXC
Jobs ( PA)
Forum
Books

Contact Information

Address: 3146 Sanatoga Rd
Pottstown, PA 19464
Phone: (610) 718-1200
Website: http://www.exeloncorp.com

Technical Specifications

Reactor Type: BWR ( BWR-MARK 2)
Net Output: 1120 MWe
Thermal Power: 3515 MWt
Efficiency: 31.86%

Licensing & Regulatory Details

Docket #: 05000352
License #: NPF-39 ( OL-FP)
Construction Permit: 1974-06-19
Operating License: 1985-08-08
License Renewed: 2014-10-20
Commercial Ops: 1986-02-01
Expiration Date: 2044-10-26

Site History & Construction

NSS Supplier: GE 4
Constructor: BECH
Architect Engineer: BECH

Current Reactor Status (NRC Data)

100%
ONLINE
Report Date:
March 9, 2026
Lifecycle: Commissioned | Reactor: ONLINE
Recent Power History
Date Power Level Visual
Mar 9 100%
Mar 6 100%
Mar 5 100%
Mar 4 100%
Mar 3 100%
Mar 2 100%
Mar 1 100%
Feb 28 100%
Feb 27 100%
Feb 26 100%
Feb 25 100%
Feb 24 100%
Feb 23 100%
Feb 22 100%

Upcoming Outage

Start Date Duration
2026-04-20 24 Days

Facility Statistics

Lifecycle & Tenure
Op. Age: 40.1 Yrs
Build Time: 11.6 Yrs
Lic. Remain: 18.6 Yrs
Production & Power
Lifetime CF: 94.9%
Efficiency: 31.9%
Generated: 253.2 TWh
Reliability & Outages
Record Run: 733 Days
Refuelings (Since '99): 13