massoutage

County annual report · FIPS 38011

2025 Bowman County, ND Power Outage Report

In 2025, customers in Bowman County, ND went without power for an average of 3.1 hours, a total of 8,222 customer-hours (North Dakota average 3.1 hours). That ranks 21st worst of 52 North Dakota counties and 2016th of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
3.1
2,623 customers
Customer-hours out
8,222
Peak customers out
137
Outages ≥1,000 out
0
0 of 10,000+ · 15 total
Longest outage
10d
began December 18, 2025
Rank in state
21st/52
2016th of 3,000 US

Compared with ND, the US and 2024

Bowman County, ND average hours without power per customer compared with state and national averages, 2025Bowman County 3.1 hours, North Dakota average 3.1 hours, US average 5.9 hours, Bowman County, 2024 0.4 hoursBowman CountyBowman County3.1hNorth Dakota averageNorth Dakota average3.1hUS averageUS average5.9hBowman County, 2024Bowman County, 20240.4h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

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Bowman County, ND customer-hours without power by month, 2025Jan 1, Feb 458, Mar 4,659, Apr 0, May 0, Jun 309, Jul 326, Aug 326, Sep 23, Oct 0, Nov 0, Dec 2,12102k4k6k1Jan458Feb4,659Mar0Apr0May309Jun326Jul326Aug23Sep0Oct0Nov2,121Dec
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Customer-hours; March 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, 2025

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1December 18, 2025 02:45December 28, 2025 02:4510d1372,121
2July 21, 2025 05:00July 21, 2025 07:152h 15m128286
3June 16, 2025 05:30June 16, 2025 13:157h 45m127307
4August 18, 2025 08:45August 18, 2025 11:302h 45m120326
5March 14, 2025 18:15March 20, 2025 20:306d 2h191,749
6March 20, 2025 23:30March 24, 2025 19:003d 19h121,085
7February 26, 2025 20:45March 3, 2025 06:154d 9h101,000
8March 3, 2025 07:00March 3, 2025 08:301h 30m1010
9March 3, 2025 09:45March 3, 2025 10:0015m103
10March 3, 2025 11:30March 3, 2025 11:4515m103

Outage episodes by size in 2025: 4 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 2025, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Montana-Dakota Utilities Co20242.9 hrs1.262.1 hrs1.10
Verendrye Electric Coop Inc202437 min0.7037 min0.70
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 n/a of North Dakota's customers in 2025; 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, 2025, 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/2025/north-dakota/bowman-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON