massoutage

2015 Oklahoma Power Outage Report

In 2015, the average Oklahoma customer went without power for about 5.1 hours — the 7th worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
5.1
Peak customers out
38,402
Rank (worst state)
7th
Counties affected
20

Oklahoma outages over the decade

Average hours without power per customer, 2015 highlighted.

5.1h20154.1h20163.2h20172.7h20185.0h201927.7h20203.2h20213.5h202214.1h20234.8h20244.9h2025

Hardest-hit Oklahoma counties in 2015

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

1Comanche County38,4022Tulsa County33,8543Grady County18,1454Caddo County15,6535Custer County11,3776Canadian County11,0497McClain County9,6268Cleveland County7,4429Pontotoc County7,27710Kiowa County5,69711McIntosh County5,51312Wagoner County5,33913Delaware County5,14014Oklahoma County4,80415Washington County4,75116Rogers County4,36817Okmulgee County4,13818Creek County3,93619Garfield County3,92620Muskogee County3,397

Biggest Oklahoma outages of 2015

CountyBeganPeak customers out
Comanche CountyDecember 26, 201538,402
Tulsa CountyMarch 25, 201533,854
Grady CountyDecember 27, 201518,145
Grady CountyNovember 28, 201516,091
Tulsa CountyMay 16, 201516,083
Caddo CountyDecember 26, 201515,653
Caddo CountyNovember 27, 201511,714
Custer CountyDecember 27, 201511,377
Canadian CountyDecember 26, 201511,049
Tulsa CountyJuly 16, 20159,796
Oklahoma by year:20252024202320222021202020192018
Other states in 2015:WVWANCMIRILA

Part of the 2015 US Power Outage Report. Source: DOE/ORNL EAGLE-I. “Avg hours per customer” is a SAIDI-like measure (outage customer-minutes ÷ tracked customers); coverage varies by year.