massoutage

2025 US Power Outage Report

In 2025, the average US customer went without power for about 5.9 hours — the 7th worst of the 11 years on record, below the decade average. Figures are from DOE/ORNL EAGLE-I and include major storm days.

Avg hrs / customer
5.9
Customer-hours out
892.7M
Rank (worst)
7th
States with data
50

2025 in context — the last decade

Average hours without power per US customer.

2.9h20153.9h20167.4h20175.6h20184.7h20198.7h20208.9h20218.3h20227.1h202312.6h20245.9h2025

Hardest-hit states in 2025

By longest average outage per customer (SAIDI). Storm-heavy states dominate.

#StateAvg hrs / customerPeak customers out
1West Virginia18.333,334
2Michigan12.951,658
3Alaska10.929,805
4Pennsylvania9.8270,977
5North Carolina9.823,975
6Missouri8.983,830
7Virginia8.672,758
8Arkansas8.162,785
9California7.61,717,886
10Mississippi7.510,916
11Washington7.0122,136
12Kentucky7.0141,810

Hardest-hit counties in 2025

By peak customers out during the year's worst event.

Biggest single outages of 2025

CountyBeganPeak customers out
Los Angeles County, CAJanuary 8, 20251,717,886
San Bernardino County, CAJanuary 8, 20251,383,556
Ventura County, CAJanuary 8, 20251,077,693
Suffolk County, NYFebruary 2, 2025599,357
Nassau County, NYFebruary 2, 2025457,901
Los Angeles County, CAJanuary 6, 2025331,150
Allegheny County, PAApril 29, 2025270,977
Orange County, CAJanuary 8, 2025253,449
San Bernardino County, CAJanuary 8, 2025241,888
Los Angeles County, CANovember 1, 2025167,769

Source: DOE/ORNL EAGLE-I (15-minute county outage records; major disturbances from DOE OE-417). “Avg hours per customer” is a SAIDI-like measure — total outage customer-minutes divided by tracked customers. Coverage varies by year and utility.