massoutage

2018 Oklahoma Power Outage Report

In 2018, the average Oklahoma customer went without power for about 2.7 hours — the 29th worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
2.7
Peak customers out
20,088
Rank (worst state)
29th
Counties affected
20

Oklahoma outages over the decade

Average hours without power per customer, 2018 highlighted.

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

Hardest-hit Oklahoma counties in 2018

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

1Tulsa County20,0882Comanche County19,6123Oklahoma County16,4264Delaware County12,2155Canadian County11,7486Custer County11,1147Beckham County6,4978Okmulgee County5,4389Pontotoc County4,83810Sequoyah County4,82111Cleveland County4,64712Le Flore County4,62413Garvin County4,59514Ottawa County4,54415Creek County4,37816Pittsburg County4,33117Ellis County4,29118Woodward County4,18119Bryan County4,17920Choctaw County4,125

Biggest Oklahoma outages of 2018

CountyBeganPeak customers out
Tulsa CountyJune 28, 201820,088
Tulsa CountyAugust 16, 201819,645
Comanche CountyMay 2, 201819,612
Tulsa CountyJune 24, 201817,748
Comanche CountyDecember 26, 201816,457
Oklahoma CountyJune 23, 201816,426
Delaware CountyMay 31, 201812,215
Canadian CountyJune 23, 201811,748
Oklahoma CountyJuly 30, 201811,433
Custer CountyApril 3, 201811,114
Oklahoma by year:20252024202320222021202020192017
Other states in 2018:NCVAWVMARIVT

Part of the 2018 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.