Data / Power

How much of the US nuclear fleet is running.

How much one reactor is runningwe gathered it
100%
since 5 Sept 2026as of 2026-09-11
Range
1mopens 2026-10-053mopens 2026-12-041yopens 2027-09-05all

This one is running at 100% of its rated output.

How much one reactor is running
as of 2026-09-11
100%we gathered itall

nrc-reactor-status · since 5 Sept 2026

Last observations

7 of 7
The last 7 observations
Day%ChangeSource
2026-09-11100−0.0%nrc-reactor-status
2026-09-10100−0.0%nrc-reactor-status
2026-09-09100−0.0%nrc-reactor-status
2026-09-08100−0.0%nrc-reactor-status
2026-09-07100−0.0%nrc-reactor-status
2026-09-06100−0.0%nrc-reactor-status
2026-09-05100nrc-reactor-status

Where it comes from

the sources and this month's misses
The sources behind this tracker
SourceCadenceRows this monthLast fetchMisses
nrc-reactor-statusdaily6652026-09-111

Take it with you