massoutage

County annual report · FIPS 19135

2022 Monroe County, IA Power Outage Report

In 2022, customers in Monroe County, IA went without power for an average of 10.0 hours, a total of 40K customer-hours (Iowa average 1.6 hours). That ranks 1st worst of 99 Iowa counties and 734th of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
10.0
4,056 customers
Customer-hours out
40K
Peak customers out
638
Outages ≥1,000 out
0
0 of 10,000+ · 322 total
Longest outage
3d 5h
began November 25, 2022
Rank in state
1st/99
734th of 2,976 US

Compared with IA, the US and 2021

Monroe County, IA average hours without power per customer compared with state and national averages, 2022Monroe County 10.0 hours, Iowa average 1.6 hours, US average 8.3 hours, Monroe County, 2021 7.7 hoursMonroe CountyMonroe County10.0hIowa averageIowa average1.6hUS averageUS average8.3hMonroe County, 2021Monroe County, 20217.7h
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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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Monroe County, IA customer-hours without power by month, 2022Jan 3,018, Feb 679, Mar 1,020, Apr 2,073, May 847, Jun 6,271, Jul 18K, Aug 1,342, Sep 2,922, Oct 845, Nov 1,001, Dec 2,27405k10k15k20k3,018Jan679Feb1,020Mar2,073Apr847May6,271Jun18KJul1,342Aug2,922Sep845Oct1,001Nov2,274Dec
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Customer-hours; July was the worst month.

Monroe County year over year

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Monroe County, IA: average hours without power per customer by year2015: 1.0h; 2016: 5.1h; 2017: 15.5h; 2018: 6.9h, coverage 89%; 2019: 13.8h, coverage 89%; 2020: 9.3h, coverage 91%; 2021: 7.7h, coverage 91%; 2022: 10.0h, coverage 91%; 2023: 16.8h; 2024: 21.3h; 2025: 11.7h01020300%50%100%1.0h20155.1h201615.5h20176.9h201813.8h20199.3h20207.7h202110.0h202216.8h202321.3h202411.7h2025
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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 Monroe County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1December 21, 2022 17:00December 21, 2022 20:003h638971
2September 19, 2022 12:15September 19, 2022 12:3015m532133
3September 18, 2022 04:15September 18, 2022 15:1511h5031,865
4January 18, 2022 14:15January 18, 2022 22:308h 15m383179
5September 18, 2022 16:15September 18, 2022 18:152h345489
6April 13, 2022 15:45April 13, 2022 17:151h 30m326489
7April 20, 2022 15:30April 20, 2022 22:457h 15m3261,232
8January 15, 2022 05:15January 15, 2022 13:308h 15m289962
9December 14, 2022 15:45December 14, 2022 17:301h 45m283435
10July 16, 2022 00:00July 18, 2022 19:152d 19h27014K

Outage episodes by size in 2022: 28 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 Monroe 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
Chariton Valley Elec Coop, Inc20182.3 hrs1.232.3 hrs1.23
Interstate Power and Light Co-----
Alliant Energy (Interstate Power & Light)-----

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 ÷ 4,056 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. Monroe County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Monroe 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/monroe-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON