massoutage

2021 North Dakota Power Outage Report

In 2021, the average North Dakota customer went without power for about 1.0 hours — the 50th worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
1.0
Peak customers out
14,760
Rank (worst state)
50th
Counties affected
20

North Dakota outages over the decade

Average hours without power per customer, 2021 highlighted.

0.6h20151.0h20160.9h20170.7h20181.1h20191.3h20201.0h20212.9h20224.1h20231.2h20243.1h2025

Hardest-hit North Dakota counties in 2021

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

1Cass County14,7602Ward County7,4473Williams County5,3954Stark County3,8905Grand Forks County2,6296Burleigh County2,3077Traill County2,0338Cavalier County1,8649Griggs County1,71810Rolette County1,54411Barnes County1,48312McKenzie County1,42713Wells County1,07214Richland County1,06715Stutsman County1,05316McLean County97017Bowman County91918LaMoure County88319Ransom County82520Morton County796

Biggest North Dakota outages of 2021

CountyBeganPeak customers out
Cass CountyJanuary 13, 202114,760
Ward CountySeptember 10, 20217,447
Cass CountyMay 16, 20215,994
Williams CountyMay 29, 20215,395
Cass CountyJune 8, 20214,205
Stark CountyAugust 19, 20213,890
Cass CountySeptember 2, 20213,496
Cass CountyJuly 4, 20213,055
Cass CountyApril 21, 20212,980
Grand Forks CountyAugust 10, 20212,629
North Dakota by year:20252024202320222020201920182017
Other states in 2021:LAMIWVTXORMS

Part of the 2021 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.