massoutage

County annual report · FIPS 19017

2022 Bremer County, IA Power Outage Report

In 2022, customers in Bremer County, IA went without power for an average of 0.5 hours, a total of 7,976 customer-hours (Iowa average 1.6 hours). That ranks 95th worst of 99 Iowa counties and 2842nd of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
0.5
16,028 customers
Customer-hours out
7,976
Peak customers out
833
Outages ≥1,000 out
0
0 of 10,000+ · 178 total
Longest outage
4d 6h
began May 27, 2022
Rank in state
95th/99
2842nd of 2,976 US

Compared with IA, the US and 2021

Bremer County, IA average hours without power per customer compared with state and national averages, 2022Bremer County 0.5 hours, Iowa average 1.6 hours, US average 8.3 hours, Bremer County, 2021 1.6 hoursBremer CountyBremer County0.5hIowa averageIowa average1.6hUS averageUS average8.3hBremer County, 2021Bremer County, 20211.6h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

CSVJSON
Bremer County, IA customer-hours without power by month, 2022Jan 112, Feb 24, Mar 439, Apr 704, May 522, Jun 1,662, Jul 2,628, Aug 351, Sep 75, Oct 57, Nov 879, Dec 52501k2k3k112Jan24Feb439Mar704Apr522May1,662Jun2,628Jul351Aug75Sep57Oct879Nov525Dec
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Customer-hours; July was the worst month.

Bremer County year over year

CSVJSON
Bremer County, IA: average hours without power per customer by year2015: 0.1h; 2016: 0.6h; 2017: 1.4h; 2018: 0.4h, coverage 89%; 2019: 0.7h, coverage 89%; 2020: 0.7h, coverage 91%; 2021: 1.6h, coverage 91%; 2022: 0.5h, coverage 91%; 2023: 0.8h; 2024: 1.1h; 2025: 1.3h00.511.520%50%100%0.1h20150.6h20161.4h20170.4h20180.7h20190.7h20201.6h20210.5h20220.8h20231.1h20241.3h2025
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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 Iowa customers tracked each year.

Biggest outages in Bremer County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 24, 2022 04:30July 24, 2022 13:158h 45m8331,034
2December 15, 2022 07:45December 15, 2022 09:151h 30m486493
3June 15, 2022 05:30June 15, 2022 08:152h 45m4561,250
4April 28, 2022 06:00April 28, 2022 08:152h 15m229515
5July 6, 2022 01:30July 7, 2022 00:0022h 30m1781,246
6July 5, 2022 20:30July 5, 2022 21:451h 15m140165
7June 23, 2022 17:45June 23, 2022 18:451h137129
8March 23, 2022 14:00March 23, 2022 17:003h131305
9January 2, 2022 09:30January 2, 2022 11:452h 15m10769
10April 22, 2022 16:15April 22, 2022 21:004h 45m80142

Outage episodes by size in 2022: 9 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 Bremer 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
MidAmerican Energy Co20221.8 hrs1.0387 min0.88
East-Central Iowa Rural Elec Coop202257 min0.9057 min0.90
Allamakee-Clayton El Coop, Inc20181.5 hrs0.731.5 hrs0.73
Butler County Rural Elec Coop - (IA)202276 min1.0476 min1.04
Interstate Power and Light Co-----
Alliant Energy (Interstate Power & Light)-----
Waverly Municipal Elec Utility-----
City of Denver - (IA)-----
City of Readlyn - (IA)-----
City of Sumner - (IA)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 91% of Iowa's customers in 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 16,028 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. Bremer County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Bremer County, IA 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/iowa/bremer-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON