massoutage

County annual report · FIPS 27021

2022 Cass County, MN Power Outage Report

In 2022, customers in Cass County, MN went without power for an average of 27.3 hours, a total of 648K customer-hours (Minnesota average 4.0 hours). That ranks 2nd worst of 81 Minnesota counties and 209th of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
27.3
23,771 customers
Customer-hours out
648K
Peak customers out
8,131
Outages ≥1,000 out
15
0 of 10,000+ · 675 total
Longest outage
5d 8h
began May 28, 2022
Rank in state
2nd/81
209th of 2,976 US

Compared with MN, the US and 2021

Cass County, MN average hours without power per customer compared with state and national averages, 2022Cass County 27.3 hours, Minnesota average 4.0 hours, US average 8.3 hours, Cass County, 2021 4.9 hoursCass CountyCass County27.3hMinnesota averageMinnesota average4.0hUS averageUS average8.3hCass County, 2021Cass County, 20214.9h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

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Cass County, MN customer-hours without power by month, 2022Jan 2,249, Feb 5,322, Mar 2,086, Apr 25K, May 196K, Jun 201K, Jul 8,286, Aug 3,555, Sep 7,081, Oct 3,479, Nov 4,762, Dec 190K0100k200k300k2,249Jan5,322Feb2,086Mar25KApr196KMay201KJun8,286Jul3,555Aug7,081Sep3,479Oct4,762Nov190KDec
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Customer-hours; June was the worst month.

Cass County year over year

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Cass County, MN: average hours without power per customer by year2015: 7.3h; 2016: 41.8h; 2017: 5.8h; 2018: 5.2h, coverage 71%; 2019: 3.6h, coverage 71%; 2020: 6.9h, coverage 80%; 2021: 4.9h, coverage 80%; 2022: 27.3h, coverage 80%; 2023: 3.6h; 2024: 7.8h; 2025: 9.9h02040600%50%100%7.3h201541.8h20165.8h20175.2h20183.6h20196.9h20204.9h202127.3h20223.6h20237.8h20249.9h2025
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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 Minnesota customers tracked each year.

Biggest outages in Cass County, 2022

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

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1May 28, 2022 20:15June 3, 2022 04:455d 8h8,131198K
2June 21, 2022 00:30June 24, 2022 19:303d 19h7,984134K
3December 15, 2022 09:45December 20, 2022 09:304d 23h5,681182K
4June 24, 2022 23:00June 27, 2022 20:452d 21h3,92921K
5April 6, 2022 09:30April 7, 2022 11:451d 2h3,30419K
6May 12, 2022 21:45May 16, 2022 12:003d 14h2,79323K
7December 23, 2022 15:45December 24, 2022 00:008h 15m2,339669
8June 18, 2022 22:45June 20, 2022 11:451d 13h1,443846
9July 5, 2022 13:30July 5, 2022 23:3010h1,3372,678
10February 8, 2022 15:15February 9, 2022 18:301d 3h1,316771

Outage episodes by size in 2022: 56 reached 100+ customers, 15 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 Cass County reported on EIA Form 861 for 2022, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Otter Tail Power Co20226.2 hrs2.202.1 hrs1.80
ALLETE, Inc.20228.3 hrs2.051.9 hrs1.12
Lake Country Power202226.8 hrs3.332.9 hrs1.43
Todd-Wadena Electric Coop20182.4 hrs0.702.4 hrs0.68
Beltrami Electric Coop, Inc20171.6 hrs0.791.6 hrs0.79
Itasca-Mantrap Co-op Electrical Assn20225.8 hrs4.322.1 hrs2.72
Crow Wing Cooperative Power & Light Comp202219.9 hrs2.0677 min0.70

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 80% of Minnesota's customers in 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 23,771 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. Cass County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Cass County, MN 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/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2022/minnesota/cass-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON