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Susquehanna 1 - Plant Information & Status

Detailed technical specifications, licensing info, and upcoming refueling outage schedules for the Susquehanna 1 nuclear power facility.

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Susquehanna 1 Lifecycle: Commissioned Reactor: REDUCED POWER

Talen Energy Corporation · Susquehanna
Susquehanna Workers on Turbin FLoor
Susquehanna Workers on Turbin FLoor

Contact Information

Address: 634 Salem Boulevard
Berwick, PA 18603
Phone: (717) 542-3300

Technical Specifications

Reactor Type: BWR ( BWR-MARK 2)
Net Output: 1247 MWe
Thermal Power: 3952 MWt
Efficiency: 31.55%

Licensing & Regulatory Details

Docket #: 05000387
License #: NPF-14 ( OL-FP)
Construction Permit: 1973-11-03
Operating License: 1982-07-17
License Renewed: 2009-11-24
Commercial Ops: 1983-06-08
Expiration Date: 2042-07-17

Site History & Construction

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

Current Reactor Status (NRC Data)

80%
REDUCED POWER
Report Date:
March 20, 2026
Lifecycle: Commissioned | Reactor: ONLINE
Recent Power History
Date Power Level Visual
Mar 20 80%
Mar 19 80%
Mar 18 80%
Mar 17 81%
Mar 16 82%
Mar 13 82%
Mar 12 83%
Mar 11 83%
Mar 10 84%
Mar 9 84%
Mar 6 85%
Mar 5 86%
Mar 4 86%
Mar 3 87%

Upcoming Outage

Start Date Duration
2026-03-23 46 Days

Facility Statistics

Lifecycle & Tenure
Op. Age: 42.8 Yrs
Build Time: 9.6 Yrs
Lic. Remain: 16.3 Yrs
Production & Power
Lifetime CF: 88.3%
Efficiency: 31.6%
Generated: 262.4 TWh
Reliability & Outages
Record Run: 716 Days
Refuelings (Since '99): 14
Prediction Acc: 67%