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Byron 2 Lifecycle: Commissioned Reactor: ONLINE
Constellation Energy Corporation · Byron
Contact Information
Address:
4450 North German Church Road
Byron, IL 61010
Byron, IL 61010
Phone:
(815) 234-5441
Website:
http://www.exeloncorp.com
Technical Specifications
Reactor Type:
PWR (
PWR-DRYAMB)
Net Output:
1136 MWe
Thermal Power:
3645 MWt
Efficiency:
31.17%
Licensing & Regulatory Details
Docket #:
05000455
License #:
NPF-66 (
OL-FP)
Construction Permit:
1975-12-31
Operating License:
1987-01-30
License Renewed:
2015-11-19
Commercial Ops:
1987-08-02
Expiration Date:
2046-11-06
Site History & Construction
NSS Supplier:
WEST 4LP
Constructor:
CWE
Architect Engineer:
S&L
Upcoming Outage
| Start Date | Duration |
|---|---|
| 2026-09-28 | 18 Days |
Facility Statistics
Lifecycle & Tenure
Op. Age: 38.6 Yrs
Build Time: 11.6 Yrs
Lic. Remain: 20.6 Yrs
Production & Power
Lifetime CF: 95%
Efficiency: 31.2%
Generated: 257.1 TWh
Reliability & Outages
Record Run: 547 Days
Refuelings (Since '99): 18
Prediction Acc: 33%