massoutage

2021 Oklahoma Power Outage Report

In 2021, the average Oklahoma customer went without power for about 3.2 hours, the 32nd worst of 51 states (US average 8.4 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.

Avg hrs / customer
3.2
vs prior year
▼ 88%
vs 2020
Customer-hours out
6.6M
Peak customers out
211,125
across the state at once
EAGLE-I coverage
93%
of OK customers
Counties reporting
77

Oklahoma year over year

Oklahoma: average hours without power per customer by year2015: 5.1h; 2016: 4.1h; 2017: 3.2h; 2018: 2.7h, coverage 89%; 2019: 5.0h, coverage 90%; 2020: 27.7h, coverage 93%; 2021: 3.2h, coverage 93%; 2022: 3.5h, coverage 94%; 2023: 14.1h; 2024: 4.8h; 2025: 4.9h01020300%50%100%5.1h20154.1h20163.2h20172.7h20185.0h201927.7h20203.2h20213.5h202214.1h20234.8h20244.9h2025
Use the arrow keys to read values.
Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Month by month, 2021

Customer-hours without power across Oklahoma; February was the worst.

CSVJSON
Oklahoma customer-hours without power by month, 2021Jan 472K, Feb 1.2M, Mar 295K, Apr 414K, May 418K, Jun 717K, Jul 577K, Aug 481K, Sep 337K, Oct 1.0M, Nov 235K, Dec 421K0500k1M1.5M472KJan1.2MFeb295KMar414KApr418KMay717KJun577KJul481KAug337KSep1.0MOct235KNov421KDec
Use the arrow keys to read values.

All 77 Oklahoma counties, 2021

Ranked by average hours without power per customer. Each county links to its annual report.

CSVJSON
#CountyHrs / customerCustomer-hoursCustomersPeak outEvents
1Beaver County15.766K4,2142,185489
2Cimarron County13.012K955917243
3Pushmataha County11.278K6,9381,721443
4Ellis County10.426K2,488827243
5Latimer County9.051K5,639826402
6Roger Mills County8.917K1,9291,013200
7Harper County7.916K2,061306253
8Caddo County7.7104K13,5404,9581,419
9Tillman County7.525K3,2952,705260
10McCurtain County6.8143K21,0456,287604
11Pittsburg County6.8180K26,4122,876934
12Washita County6.735K5,2621,476472
13Le Flore County5.9176K29,8915,406544
14Dewey County5.815K2,6231,121238
15Nowata County5.816K2,6781,604340
16Delaware County5.8137K23,6945,0731,162
17Hughes County5.439K7,1781,830441
18Kiowa County5.322K4,1751,182441
19Grady County5.3133K24,93810,204874
20Major County5.221K3,9391,451282
21Mayes County5.184K16,5985,469930
22Oklahoma County4.81.7M350,09174,442742
23Seminole County4.764K13,6502,498343
24Beckham County4.659K12,8184,633596
25Murray County4.646K10,1242,199294
26Choctaw County4.542K9,4442,179502
27Johnston County4.531K7,0451,221235
28Craig County4.421K4,7711,812654
29Marshall County4.438K8,7463,540304
30Custer County4.264K15,3415,684738
31Jefferson County4.19,9422,420433233
32Atoka County4.132K7,913776420
33McIntosh County3.844K11,4784,473196
34Washington County3.862K16,4081,845810
35Kingfisher County3.725K6,6081,830324
36Logan County3.781K22,0676,438400
37Cotton County3.78,6302,3611,138184
38Bryan County3.5104K29,7234,009336
39Lincoln County3.559K16,9332,317539
40Muskogee County3.494K27,5285,598223
41Carter County3.398K29,8055,348186
42Wagoner County3.398K29,7782,548753
43Grant County3.17,2772,353676178
44Haskell County3.124K7,7003,005366
45Comanche County3.0174K57,3337,4151,040
46Woodward County3.043K14,4322,271349
47Noble County2.917K5,6891,157242
48Love County2.817K5,9011,447267
49Pottawatomie County2.7111K40,4448,151610
50Sequoyah County2.792K33,5323,387535
51Alfalfa County2.79,3183,4141,268264
52Osage County2.759K21,6432,427647
53Pontotoc County2.778K28,5703,837935
54Garvin County2.654K21,0002,195659
55Okfuskee County2.514K5,763504343
56Okmulgee County2.451K20,9984,464667
57McClain County2.454K22,6253,442593
58Creek County2.3101K42,9574,521374
59Texas County2.346K19,8763,709543
60Tulsa County2.3714K307,61732,506627
61Coal County2.27,6593,4411,708312
62Rogers County2.1105K49,3073,814766
63Canadian County1.8154K84,8007,048888
64Cleveland County1.8269K151,48823,808616
65Pawnee County1.612K7,5171,235384
66Garfield County1.246K36,8373,569161
67Blaine County1.25,2634,266315330
68Stephens County1.231K25,6472,265545
69Woods County1.26,4095,4981,133138
70Cherokee County1.029K27,3881,487599
71Adair County0.920K20,8021,558507
72Payne County0.958K62,3067,173828
73Jackson County0.917K18,5183,608217
74Ottawa County0.918K19,735914530
75Harmon County0.57801,4719858
76Kay County0.519K37,106958259
77Greer County0.41,5193,96712137

Biggest Oklahoma outages of 2021

Up to 25 county outage episodes with the most customers out at once.

CSVJSON
#CountyStarted (UTC)Ended (UTC)DurationPeak outCustomer-hours
1Oklahoma County, OKFebruary 14, 2021 13:15February 17, 2021 06:152d 17h74,442270K
2Tulsa County, OKFebruary 13, 2021 00:00February 17, 2021 10:004d 10h32,506126K
3Cleveland County, OKFebruary 16, 2021 08:30February 16, 2021 23:0014h 30m23,80852K
4Oklahoma County, OKOctober 15, 2021 05:30October 17, 2021 01:001d 19h19,664256K
5Oklahoma County, OKJanuary 1, 2021 03:15January 3, 2021 10:152d 7h19,466164K
6Oklahoma County, OKAugust 7, 2021 18:00August 9, 2021 07:301d 13h19,36266K
7Oklahoma County, OKJune 3, 2021 14:45June 4, 2021 02:1511h 30m12,33022K
8Tulsa County, OKFebruary 10, 2021 12:30February 11, 2021 05:0016h 30m10,27611K
9Grady County, OKOctober 8, 2021 20:15October 13, 2021 00:454d 4h10,20437K
10Oklahoma County, OKOctober 22, 2021 15:15October 22, 2021 19:154h9,4554,247
11Cleveland County, OKJune 12, 2021 06:45June 12, 2021 21:0014h 15m9,11615K
12Oklahoma County, OKJune 9, 2021 16:00June 10, 2021 12:0020h9,11522K
13Oklahoma County, OKDecember 15, 2021 08:45December 16, 2021 11:151d 2h8,66225K
14Pottawatomie County, OKMay 21, 2021 17:15May 21, 2021 23:005h 45m8,15110K
15Tulsa County, OKNovember 10, 2021 14:45November 13, 2021 03:302d 12h7,76049K
16Oklahoma County, OKApril 17, 2021 13:45April 17, 2021 15:001h 15m7,7568,328
17Oklahoma County, OKSeptember 14, 2021 01:15September 14, 2021 03:001h 45m7,43112K
18Comanche County, OKSeptember 16, 2021 20:15September 16, 2021 23:002h 45m7,4158,452
19Payne County, OKFebruary 16, 2021 13:30February 17, 2021 00:1510h 45m7,1737,658
20Canadian County, OKJune 16, 2021 07:00June 16, 2021 07:4545m7,0485,286
21Oklahoma County, OKOctober 11, 2021 00:45October 12, 2021 10:001d 9h6,89245K
22Oklahoma County, OKApril 5, 2021 14:00April 5, 2021 15:151h 15m6,6077,484
23Tulsa County, OKMay 27, 2021 10:00May 29, 2021 01:451d 15h6,58613K
24Cleveland County, OKOctober 1, 2021 22:00October 1, 2021 22:3030m6,4983,249
25Cleveland County, OKAugust 13, 2021 22:00August 13, 2021 22:4545m6,4934,081
EAGLE-I tracked about 93% of Oklahoma's electricity customers in 2021; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
Oklahoma by year:2025202420232022202020192018201720162015
Other states in 2021:LAMIWVORTXMSKYNC

Part of the 2021 US Power Outage Report.

Data from DOE EAGLE-I, every source we read.