massoutage

County annual report · FIPS 19185

2023 Wayne County, IA Power Outage Report

In 2023, customers in Wayne County, IA went without power for an average of 7.4 hours, a total of 22K customer-hours (Iowa average 2.0 hours). That ranks 6th worst of 99 Iowa counties and 1090th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
7.4
2,947 customers
Customer-hours out
22K
Peak customers out
486
Outages ≥1,000 out
0
0 of 10,000+ · 203 total
Longest outage
4d
began December 22, 2023
Rank in state
6th/99
1090th of 2,977 US

Compared with IA, the US and 2022

Wayne County, IA average hours without power per customer compared with state and national averages, 2023Wayne County 7.4 hours, Iowa average 2.0 hours, US average 7.1 hours, Wayne County, 2022 3.2 hoursWayne CountyWayne County7.4hIowa averageIowa average2.0hUS averageUS average7.1hWayne County, 2022Wayne County, 20223.2h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

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Wayne County, IA customer-hours without power by month, 2023Jan 455, Feb 375, Mar 315, Apr 462, May 675, Jun 1,101, Jul 844, Aug 4,087, Sep 660, Oct 5,286, Nov 443, Dec 7,23602k4k6k8k455Jan375Feb315Mar462Apr675May1,101Jun844Jul4,087Aug660Sep5,286Oct443Nov7,236Dec
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Customer-hours; December was the worst month.

Wayne County year over year

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Wayne County, IA: average hours without power per customer by year2015: 1.6h; 2016: 1.8h; 2017: 6.9h; 2018: 4.0h, coverage 89%; 2019: 2.6h, coverage 89%; 2020: 1.7h, coverage 91%; 2021: 5.9h, coverage 91%; 2022: 3.2h, coverage 91%; 2023: 7.4h; 2024: 12.4h; 2025: 9.2h0510150%50%100%1.6h20151.8h20166.9h20174.0h20182.6h20191.7h20205.9h20213.2h20227.4h202312.4h20249.2h2025
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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 Wayne County, 2023

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 6, 2023 16:45October 6, 2023 18:151h 30m486475
2December 27, 2023 08:30December 27, 2023 10:452h 15m361812
3July 7, 2023 14:30July 7, 2023 16:302h350614
4January 13, 2023 07:45January 13, 2023 10:302h 45m205255
5June 29, 2023 14:45June 30, 2023 08:1517h 30m141920
6August 8, 2023 14:15August 8, 2023 15:151h133133
7August 9, 2023 16:15August 9, 2023 17:151h11030
8January 28, 2023 11:45January 28, 2023 15:003h 15m9969
9March 31, 2023 19:30April 1, 2023 04:158h 45m87306
10December 22, 2023 17:30December 26, 2023 18:154d826,312

Outage episodes by size in 2023: 7 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 Wayne 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
Chariton Valley Elec Coop, Inc20182.3 hrs1.232.3 hrs1.23
Interstate Power and Light Co-----
Alliant Energy (Interstate Power & Light)-----
Grundy Electric Coop, Inc-----
Clarke Electric Coop Inc - (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 n/a of Iowa's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 2,947 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. Wayne County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Wayne County, IA 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/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2023/iowa/wayne-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON