massoutage

2019 US Power Outage Report

In 2019, the average US customer went without power for about 4.7 hours — the 9th 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
4.7
Customer-hours out
706.1M
Rank (worst)
9th
States with data
50

2019 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 2019

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

#StateAvg hrs / customerPeak customers out
1West Virginia13.821,769
2North Carolina12.977,355
3Michigan12.7157,013
4Louisiana10.240,301
5California9.6135,474
6Vermont6.814,012
7Virginia6.453,115
8Arkansas6.136,802
9Maine6.137,487
10Mississippi5.815,359
11Ohio5.245,385
12Oklahoma5.080,563

Hardest-hit counties in 2019

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

Biggest single outages of 2019

CountyBeganPeak customers out
Dallas County, TXMay 28, 2019313,327
Boone County, MODecember 13, 2019311,925
Wayne County, MIJuly 16, 2019157,013
Jefferson County, COFebruary 15, 2019156,331
Denver County, COFebruary 14, 2019141,684
Charleston County, SCSeptember 4, 2019137,536
Monmouth County, NJJuly 15, 2019137,151
Sacramento County, CAJanuary 6, 2019135,474
Arapahoe County, COFebruary 8, 2019124,233
Marin County, CAOctober 27, 2019122,875

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.