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Ginna - Plant Information & Status

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

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Ginna Lifecycle: Commissioned Reactor: ONLINE

Constellation Energy Corporation · Ginna

Contact Information

Address: 1503 Lake Road
Ontario, NY 14519
Phone: (585) 771-5402

Technical Specifications

Reactor Type: PWR ( PWR-DRYAMB)
Net Output: 581 MWe
Thermal Power: 1775 MWt
Efficiency: 32.73%

Licensing & Regulatory Details

Docket #: 05000244
License #: DPR-18 ( OL-FP)
Construction Permit: 1966-04-25
Operating License: 1969-09-19
License Renewed: 2004-05-19
Commercial Ops: 1970-07-01
Expiration Date: 2029-09-18

Site History & Construction

NSS Supplier: WEST 2LP
Constructor: BECH
Architect Engineer: GIL

Current Reactor Status (NRC Data)

92%
ONLINE
Report Date:
March 20, 2026
Lifecycle: Commissioned | Reactor: ONLINE
Recent Power History
Date Power Level Visual
Mar 20 92%
Mar 19 93%
Mar 18 94%
Mar 17 95%
Mar 16 95%
Mar 13 97%
Mar 12 97%
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
2026-04-06 21 Days

Facility Statistics

Lifecycle & Tenure
Op. Age: 55.7 Yrs
Build Time: 4.2 Yrs
Lic. Remain: 3.5 Yrs
Production & Power
Lifetime CF: 93.7%
Efficiency: 32.7%
Generated: 129.8 TWh
Reliability & Outages
Record Run: 569 Days
Refuelings (Since '99): 18
Prediction Acc: 100%