massoutage

County annual report · FIPS 30019

2023 Daniels County, MT Power Outage Report

In 2023, customers in Daniels County, MT went without power for an average of 0.1 hours, a total of 25 customer-hours (Montana average 1.8 hours). That ranks 49th worst of 50 Montana counties and 2931st of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
0.1
429 customers
Customer-hours out
25
Peak customers out
31
Outages ≥1,000 out
0
0 of 10,000+ · 6 total
Longest outage
1h 30m
began January 19, 2023
Rank in state
49th/50
2931st of 2,977 US

Compared with MT, the US and 2022

Daniels County, MT average hours without power per customer compared with state and national averages, 2023Daniels County 0.1 hours, Montana average 1.8 hours, US average 7.1 hours, Daniels County, 2022 10.3 hoursDaniels CountyDaniels County0.1hMontana averageMontana average1.8hUS averageUS average7.1hDaniels County, 2022Daniels County, 202210.3h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Daniels County, MT customer-hours without power by month, 2023Jan 9, Feb 0, Mar 0, Apr 8, May 0, Jun 0, Jul 8, Aug 0, Sep 0, Oct 0, Nov 0, Dec 002.557.5109Jan0Feb0Mar8Apr0May0Jun8Jul0Aug0Sep0Oct0Nov0Dec
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Customer-hours; January 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, 2023

The 6 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 14, 2023 14:00April 14, 2023 14:1515m318
2July 24, 2023 17:00July 24, 2023 17:3030m74
3July 21, 2023 15:15July 21, 2023 15:4530m63
4July 30, 2023 08:00July 30, 2023 08:1515m62
5January 18, 2023 20:30January 18, 2023 20:4515m51
6January 19, 2023 11:15January 19, 2023 12:451h 30m58

Outage episodes by size in 2023: 0 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 2023, 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 n/a of Montana's customers in 2023; 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, 2023, 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/2023/montana/daniels-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON