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Watts Bar 2 Lifecycle: Commissioned Reactor: ONLINE

Tennessee Valley Authority · Watts Bar
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Contact Information

Address: 1260 Nuclear Plant Road
Spring City, TN 37381
Phone: (423) 365-8100

Technical Specifications

Reactor Type: Nuclear ( PWR-ICECND)
Net Output: 1122 MWe
Thermal Power: 3459 MWt
Efficiency: 32.44%

Licensing & Regulatory Details

Docket #: 05000391
License #: NPF-96 ( OL)
Construction Permit: 1973-01-23
Operating License: 2015-10-22
Commercial Ops: 1996-05-27
Expiration Date: 2055-10-22

Site History & Construction

NSS Supplier: WEST 4LP
Constructor: TVA
Architect Engineer: TVA

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
2026-08-29 30 Days

Facility Statistics

Lifecycle & Tenure
Op. Age: 29.8 Yrs
Build Time: 23.3 Yrs
Lic. Remain: 29.6 Yrs
Production & Power
Lifetime CF: 83.4%
Efficiency: 32.4%
Generated: 77.4 TWh
Reliability & Outages
Record Run: 528 Days
Refuelings (Since '99): 6