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Major power outage events

The largest grid disruptions we've tracked since 2016, measured by the most customers without power at the same time. Restoration dates show how long it took to bring 99% of affected customers back.

Need the underlying numbers? See historical outage data or read our event research.

Peak customers out

Peak customers without power for each major event, oldest to newest. The full list follows below.

All events

  • PowerOutage.com event summary. Select to view full size.
    Peak customers out
    913,913
    Event
    Oct 9–11, 2026
    • Category 2 landfall near Destin, FL, Oct 10 at 01:30 UTC
    • Peak of 913,913 customers out across 12 states, Oct 10 at 11:00 UTC
    • 78,162 customers still out as of Oct 13 at 17:00 UTC

    Peak customers out by state

    • Florida 457,175
    • Alabama 325,609
    • Georgia 145,045
    • Mississippi 19,483
    • North Carolina 13,611
    • South Carolina 10,218