massoutage

County annual report · FIPS 30019

2022 Daniels County, MT Power Outage Report

In 2022, customers in Daniels County, MT went without power for an average of 10.3 hours, a total of 4,404 customer-hours (Montana average 3.5 hours). That ranks 8th worst of 50 Montana counties and 705th of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
10.3
429 customers
Customer-hours out
4,404
Peak customers out
709
Outages ≥1,000 out
0
0 of 10,000+ · 13 total
Longest outage
2d 9h
began April 24, 2022
Rank in state
8th/50
705th of 2,976 US

Compared with MT, the US and 2021

Daniels County, MT average hours without power per customer compared with state and national averages, 2022Daniels County 10.3 hours, Montana average 3.5 hours, US average 8.3 hours, Daniels County, 2021 1.7 hoursDaniels CountyDaniels County10.3hMontana averageMontana average3.5hUS averageUS average8.3hDaniels County, 2021Daniels County, 20211.7h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

CSVJSON
Daniels County, MT customer-hours without power by month, 2022Jan 90, Feb 86, Mar 0, Apr 3,759, May 0, Jun 143, Jul 107, Aug 53, Sep 150, Oct 0, Nov 18, Dec 001k2k3k4k90Jan86Feb0Mar3,759Apr0May143Jun107Jul53Aug150Sep0Oct18Nov0Dec
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Customer-hours; April was the worst month.

Daniels County year over year

CSVJSON
Daniels County, MT: average hours without power per customer by year2015: no data; 2016: no data; 2017: 2.2h; 2018: 3.6h, coverage 16%; 2019: 3.4h, coverage 75%; 2020: 4.1h, coverage 76%; 2021: 1.7h, coverage 76%; 2022: 10.3h, coverage 76%; 2023: 0.1h; 2024: 1.2h; 2025: 4.1h0510150%50%100%n/a2015n/a20162.2h20173.6h20183.4h20194.1h20201.7h202110.3h20220.1h20231.2h20244.1h2025
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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 Montana customers tracked each year.

Biggest outages in Daniels County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 24, 2022 16:00April 27, 2022 01:152d 9h7093,380
2September 13, 2022 23:45September 14, 2022 00:0015m599150
3April 24, 2022 08:30April 24, 2022 10:302h221379
4June 22, 2022 09:45June 22, 2022 12:302h 45m52143
5July 9, 2022 07:15July 9, 2022 09:152h3978
6July 27, 2022 21:30July 27, 2022 22:1545m3929
7February 12, 2022 16:45February 12, 2022 19:002h 15m3886
8January 26, 2022 02:30January 26, 2022 04:151h 45m1119
9January 3, 2022 03:15January 3, 2022 07:454h 30m626
10January 26, 2022 06:00January 26, 2022 14:158h 15m646

Outage episodes by size in 2022: 3 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 Daniels County reported on EIA Form 861 for 2022, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Montana-Dakota Utilities Co-----
Sheridan Electric Coop, Inc-----
NorVal Electric Cooperative, 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 76% of Montana's customers in 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 429 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. Daniels County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Daniels County, MT annual power outage report, 2022, 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/). https://massoutage.com/reports/2022/montana/daniels-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON