massoutage

County annual report · FIPS 19155

2022 Pottawattamie County, IA Power Outage Report

In 2022, customers in Pottawattamie County, IA went without power for an average of 1.3 hours, a total of 68K customer-hours (Iowa average 1.6 hours). That ranks 68th worst of 99 Iowa counties and 2572nd of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
1.3
51,132 customers
Customer-hours out
68K
Peak customers out
4,661
Outages ≥1,000 out
12
0 of 10,000+ · 717 total
Longest outage
7d 7h
began October 21, 2022
Rank in state
68th/99
2572nd of 2,976 US

Compared with IA, the US and 2021

Pottawattamie County, IA average hours without power per customer compared with state and national averages, 2022Pottawattamie County 1.3 hours, Iowa average 1.6 hours, US average 8.3 hours, Pottawattamie County, 2021 6.6 hoursPottawattamie CountyPottawattamie County1.3hIowa averageIowa average1.6hUS averageUS average8.3hPottawattamie County, 2021Pottawattamie County…6.6h
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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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Pottawattamie County, IA customer-hours without power by month, 2022Jan 2,073, Feb 1,117, Mar 6,335, Apr 5,340, May 9,271, Jun 13K, Jul 7,169, Aug 2,020, Sep 5,133, Oct 5,345, Nov 7,633, Dec 3,93505k10k15k2,073Jan1,117Feb6,335Mar5,340Apr9,271May13KJun7,169Jul2,020Aug5,133Sep5,345Oct7,633Nov3,935Dec
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Customer-hours; June was the worst month.

Pottawattamie County year over year

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Pottawattamie County, IA: average hours without power per customer by year2015: 0.8h; 2016: 2.0h; 2017: 1.8h; 2018: 2.2h, coverage 89%; 2019: 1.9h, coverage 89%; 2020: 1.6h, coverage 91%; 2021: 6.6h, coverage 91%; 2022: 1.3h, coverage 91%; 2023: 2.0h; 2024: 7.0h; 2025: 1.8h024680%50%100%0.8h20152.0h20161.8h20172.2h20181.9h20191.6h20206.6h20211.3h20222.0h20237.0h20241.8h2025
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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 Pottawattamie County, 2022

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
1March 25, 2022 14:45March 25, 2022 17:302h 45m4,6612,149
2October 19, 2022 15:30October 19, 2022 22:307h1,5151,947
3February 5, 2022 18:45February 5, 2022 22:153h 30m1,418723
4May 18, 2022 04:30May 19, 2022 01:4521h 15m1,3942,659
5December 14, 2022 15:45December 14, 2022 18:152h 30m1,371688
6October 18, 2022 21:30October 19, 2022 04:307h1,370953
7July 4, 2022 06:45July 5, 2022 16:151d 9h1,3663,896
8June 15, 2022 02:45June 16, 2022 01:1522h 30m1,2777,994
9March 25, 2022 19:30March 26, 2022 03:308h1,2571,869
10October 12, 2022 14:45October 12, 2022 18:153h 30m1,225629

Outage episodes by size in 2022: 45 reached 100+ customers, 12 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 Pottawattamie 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
Omaha Public Power District202264 min0.5764 min0.57
Waverly Municipal Elec Utility-----
Nishnabotna Valley R E C-----
Harrison County Rrl Elec Coop-----
Atlantic Municipal Utilities-----
City of Shelby - (IA)-----
City of Neola - (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 ÷ 51,132 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. Pottawattamie County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Pottawattamie 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/pottawattamie-county

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