massoutage

County annual report · FIPS 27099

2020 Mower County, MN Power Outage Report

In 2020, customers in Mower County, MN went without power for an average of 0.1 hours, a total of 1,392 customer-hours (Minnesota average 2.2 hours). That ranks 76th worst of 81 Minnesota counties and 2951st of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
0.1
17,846 customers
Customer-hours out
1,392
Peak customers out
135
Outages ≥1,000 out
0
0 of 10,000+ · 86 total
Longest outage
15h 15m
began September 6, 2020
Rank in state
76th/81
2951st of 3,019 US

Compared with MN, the US and 2019

Mower County, MN average hours without power per customer compared with state and national averages, 2020Mower County 0.1 hours, Minnesota average 2.2 hours, US average 8.7 hours, Mower County, 2019 1.0 hoursMower CountyMower County0.1hMinnesota averageMinnesota average2.2hUS averageUS average8.7hMower County, 2019Mower County, 20191.0h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Mower County, MN customer-hours without power by month, 2020Jan 5, Feb 0, Mar 2, Apr 343, May 8, Jun 271, Jul 118, Aug 87, Sep 446, Oct 20, Nov 84, Dec 702004006005Jan0Feb2Mar343Apr8May271Jun118Jul87Aug446Sep20Oct84Nov7Dec
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Customer-hours; September was the worst month.

Mower County year over year

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Mower County, MN: average hours without power per customer by year2015: 0.2h; 2016: 0.0h; 2017: 0.0h; 2018: 0.0h, coverage 71%; 2019: 1.0h, coverage 71%; 2020: 0.1h, coverage 80%; 2021: 0.2h, coverage 80%; 2022: 0.1h, coverage 80%; 2023: 0.0h; 2024: 0.0h; 2025: 1.3h00.511.50%50%100%0.2h20150.0h20160.0h20170.0h20181.0h20190.1h20200.2h20210.1h20220.0h20230.0h20241.3h2025
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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 Mower County, 2020

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
1April 7, 2020 11:00April 7, 2020 13:152h 15m135304
2September 6, 2020 06:00September 6, 2020 21:1515h 15m66414
3June 23, 2020 13:00June 23, 2020 13:1515m5714
4June 3, 2020 00:45June 3, 2020 06:305h 45m31115
5August 24, 2020 19:00August 24, 2020 21:452h 45m1842
6November 10, 2020 20:30November 11, 2020 00:304h1765
7July 13, 2020 15:15July 13, 2020 17:452h 30m1528
8June 16, 2020 00:15June 16, 2020 11:0010h 45m13129
9November 23, 2020 15:30November 23, 2020 21:306h1318
10April 6, 2020 00:45April 6, 2020 04:003h 15m927

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 Mower 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
Northern States Power Co - Minnesota20201.7 hrs0.8468 min0.71
Heartland Power Coop20202.3 hrs1.142.0 hrs1.09
MiEnergy Cooperative202055 min0.4755 min0.47
Freeborn Mower Electric Cooperative20201.8 hrs1.2562 min0.71
People's Cooperative Services202074 min1.0174 min1.01
City of Austin - (MN)20209 min0.18--

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 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 17,846 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. Mower County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Mower County, MN 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/minnesota/mower-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON