massoutage

County annual report · FIPS 19179

2022 Wapello County, IA Power Outage Report

In 2022, customers in Wapello County, IA went without power for an average of 1.1 hours, a total of 24K customer-hours (Iowa average 1.6 hours). That ranks 80th worst of 99 Iowa counties and 2671st of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
1.1
21,960 customers
Customer-hours out
24K
Peak customers out
3,302
Outages ≥1,000 out
1
0 of 10,000+ · 635 total
Longest outage
1d 5h
began July 25, 2022
Rank in state
80th/99
2671st of 2,976 US

Compared with IA, the US and 2021

Wapello County, IA average hours without power per customer compared with state and national averages, 2022Wapello County 1.1 hours, Iowa average 1.6 hours, US average 8.3 hours, Wapello County, 2021 1.6 hoursWapello CountyWapello County1.1hIowa averageIowa average1.6hUS averageUS average8.3hWapello County, 2021Wapello 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
Wapello County, IA customer-hours without power by month, 2022Jan 4,690, Feb 475, Mar 765, Apr 998, May 1,052, Jun 2,090, Jul 4,312, Aug 6,780, Sep 1,335, Oct 826, Nov 348, Dec 44302k4k6k8k4,690Jan475Feb765Mar998Apr1,052May2,090Jun4,312Jul6,780Aug1,335Sep826Oct348Nov443Dec
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Customer-hours; August was the worst month.

Wapello County year over year

CSVJSON
Wapello County, IA: average hours without power per customer by year2015: 1.7h; 2016: 1.1h; 2017: 1.1h; 2018: 2.3h, coverage 89%; 2019: 2.5h, coverage 89%; 2020: 2.1h, coverage 91%; 2021: 1.6h, coverage 91%; 2022: 1.1h, coverage 91%; 2023: 2.8h; 2024: 3.1h; 2025: 1.8h012340%50%100%1.7h20151.1h20161.1h20172.3h20182.5h20192.1h20201.6h20211.1h20222.8h20233.1h20241.8h2025
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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 Wapello County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1August 8, 2022 04:15August 8, 2022 05:451h 30m3,3023,496
2April 14, 2022 16:45April 14, 2022 23:006h 15m912239
3August 24, 2022 11:00August 24, 2022 12:451h 45m903235
4September 23, 2022 15:30September 23, 2022 16:0030m898449
5January 15, 2022 03:00January 15, 2022 12:159h 15m8404,019
6July 6, 2022 02:45July 6, 2022 09:156h 30m8001,567
7December 22, 2022 19:45December 22, 2022 20:1530m629158
8August 2, 2022 07:45August 2, 2022 09:452h479958
9January 21, 2022 18:00January 21, 2022 18:4545m478359
10August 9, 2022 13:15August 9, 2022 16:453h 30m391604

Outage episodes by size in 2022: 23 reached 100+ customers, 1 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 Wapello 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
T I P Rural Electric Coop20182.5 hrs1.332.5 hrs1.33
Chariton Valley Elec Coop, Inc20182.3 hrs1.232.3 hrs1.23
Southern Iowa Elec Coop, Inc20181.9 hrs1.001.9 hrs1.00
Interstate Power and Light Co-----
Alliant Energy (Interstate Power & Light)-----
Access Energy Coop-----

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 ÷ 21,960 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. Wapello County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Wapello 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/wapello-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON