massoutage

County annual report · FIPS 38011

2020 Bowman County, ND Power Outage Report

In 2020, customers in Bowman County, ND went without power for an average of 0.3 hours, a total of 908 customer-hours (North Dakota average 1.3 hours). That ranks 45th worst of 51 North Dakota counties and 2865th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
0.3
2,623 customers
Customer-hours out
908
Peak customers out
210
Outages ≥1,000 out
0
0 of 10,000+ · 8 total
Longest outage
6h 30m
began July 22, 2020
Rank in state
45th/51
2865th of 3,019 US

Compared with ND, the US and 2019

Bowman County, ND average hours without power per customer compared with state and national averages, 2020Bowman County 0.3 hours, North Dakota average 1.3 hours, US average 8.7 hours, Bowman County, 2019 0.3 hoursBowman CountyBowman County0.3hNorth Dakota averageNorth Dakota average1.3hUS averageUS average8.7hBowman County, 2019Bowman County, 20190.3h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

CSVJSON
Bowman County, ND customer-hours without power by month, 2020Jan 0, Feb 0, Mar 6, Apr 0, May 269, Jun 425, Jul 155, Aug 54, Sep 0, Oct 0, Nov 0, Dec 002004006000Jan0Feb6Mar0Apr269May425Jun155Jul54Aug0Sep0Oct0Nov0Dec
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Customer-hours; June was the worst month.

Bowman County year over year

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Bowman County, ND: average hours without power per customer by year2015: no data; 2016: no data; 2017: 0.5h; 2018: 0.7h, coverage 51%; 2019: 0.3h, coverage 53%; 2020: 0.3h, coverage 66%; 2021: 0.7h, coverage 66%; 2022: 0.7h, coverage 66%; 2023: 0.2h; 2024: 0.4h; 2025: 3.1h012340%50%100%n/a2015n/a20160.5h20170.7h20180.3h20190.3h20200.7h20210.7h20220.2h20230.4h20243.1h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of North Dakota customers tracked each year.

Biggest outages in Bowman County, 2020

The 8 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 7, 2020 02:30June 7, 2020 04:151h 45m210364
2May 9, 2020 15:00May 9, 2020 18:003h90265
3July 22, 2020 23:00July 23, 2020 05:306h 30m48155
4August 12, 2020 00:00August 12, 2020 03:003h2254
5June 18, 2020 19:45June 18, 2020 21:301h 45m1831
6May 23, 2020 08:45May 23, 2020 09:0015m174
7June 26, 2020 16:15June 26, 2020 19:002h 45m1329
8March 16, 2020 16:30March 16, 2020 17:0030m126

Outage episodes by size in 2020: 1 reached 100+ customers, 0 reached 1,000+ customers, 0 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Bowman County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Verendrye Electric Coop Inc202049 min0.6849 min0.68
Montana-Dakota Utilities Co-----
Slope Electric Coop Inc-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 66% of North Dakota's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 2,623 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Bowman County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Bowman County, ND annual power outage report, 2020, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2020/north-dakota/bowman-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON