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Comanche Peak 1 - Plant Information & Status

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

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Comanche Peak 1 Lifecycle: Commissioned Reactor: ONLINE

Vistra Energy Corp. · Comanche Peak
TXU
Jobs ( TX)
Forum
Books
Comanhe Peak from the Fossil Rim Park road
Comanhe Peak from the Fossil Rim Park road

Contact Information

Address: Rural Route 1
Glen Rose, TX 76043
Phone: (817) 897-8881
Website: http://txu.com

Technical Specifications

Reactor Type: PWR ( PWR-DRYAMB)
Net Output: 1205 MWe
Thermal Power: 3612 MWt
Efficiency: 33.36%

Licensing & Regulatory Details

Docket #: 05000445
License #: NPF-87 ( OL-FP)
Construction Permit: 1974-12-19
Operating License: 1990-04-17
Commercial Ops: 1990-08-13
Expiration Date: 2030-02-08

Site History & Construction

NSS Supplier: WEST 4LP
Constructor: BRRT
Architect Engineer: G&H

Current Reactor Status (NRC Data)

100%
ONLINE
Report Date:
March 20, 2026
Lifecycle: Commissioned | Reactor: ONLINE
Recent Power History
Date Power Level Visual
Mar 20 100%
Mar 19 100%
Mar 18 100%
Mar 17 100%
Mar 16 100%
Mar 13 100%
Mar 12 100%
Mar 11 100%
Mar 10 100%
Mar 9 100%
Mar 6 100%
Mar 5 100%
Mar 4 100%
Mar 3 100%

Upcoming Outage

Start Date Duration
2026-10-17 28 Days

Facility Statistics

Lifecycle & Tenure
Op. Age: 35.6 Yrs
Build Time: 15.6 Yrs
Lic. Remain: 3.9 Yrs
Production & Power
Lifetime CF: 92.5%
Efficiency: 33.4%
Generated: 265.7 TWh
Reliability & Outages
Record Run: 535 Days
Refuelings (Since '99): 18
Prediction Acc: 100%