Nuclear Hustle
Outage schedule/All Plants/Grand Gulf

Nuclear Power Plant

Grand Gulf

Port Gibson, MississippiEntergy1 reactor

Full power

100% average output

NRC 10/30/2026

Reactor Units

Unit 1

Grand Gulf 1

100%

Outages

Unit 1

Full power

Last refueling

Feb 14, 2026 to Mar 27, 2026, 41 days

Next window

Jan 8, 2028 to Feb 19, 2028

23 month cycle · ~41 days · Forecast

Last outages for Unit 1
TypeStartedEndedDays
RefuelingFeb 14, 2026Mar 27, 202641
UnplannedJun 18, 2025Jun 19, 20251
UnplannedFeb 16, 2025Feb 23, 20257
UnplannedNov 11, 2024Nov 21, 202410
RefuelingMar 2, 2024Mar 30, 202428

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