massoutage

County annual report · FIPS 19143

2023 Osceola County, IA Power Outage Report

In 2023, customers in Osceola County, IA went without power for an average of 0.3 hours, a total of 950 customer-hours (Iowa average 2.0 hours). That ranks 98th worst of 99 Iowa counties and 2870th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
0.3
3,588 customers
Customer-hours out
950
Peak customers out
170
Outages ≥1,000 out
0
0 of 10,000+ · 49 total
Longest outage
1d 8h
began September 24, 2023
Rank in state
98th/99
2870th of 2,977 US

Compared with IA, the US and 2022

Osceola County, IA average hours without power per customer compared with state and national averages, 2023Osceola County 0.3 hours, Iowa average 2.0 hours, US average 7.1 hours, Osceola County, 2022 0.5 hoursOsceola CountyOsceola County0.3hIowa averageIowa average2.0hUS averageUS average7.1hOsceola County, 2022Osceola County, 20220.5h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Osceola County, IA customer-hours without power by month, 2023Jan 33, Feb 20, Mar 1, Apr 6, May 42, Jun 9, Jul 159, Aug 2, Sep 46, Oct 608, Nov 4, Dec 21020040060080033Jan20Feb1Mar6Apr42May9Jun159Jul2Aug46Sep608Oct4Nov21Dec
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Customer-hours; October was the worst month.

Osceola County year over year

CSVJSON
Osceola County, IA: average hours without power per customer by year2015: 0.6h; 2016: 0.2h; 2017: 0.2h; 2018: 1.7h, coverage 89%; 2019: 6.3h, coverage 89%; 2020: 0.5h, coverage 91%; 2021: 0.5h, coverage 91%; 2022: 0.5h, coverage 91%; 2023: 0.3h; 2024: 0.3h; 2025: 2.0h024680%50%100%0.6h20150.2h20160.2h20171.7h20186.3h20190.5h20200.5h20210.5h20220.3h20230.3h20242.0h2025
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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 Osceola 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 4, 2023 04:15October 4, 2023 11:157h170599
2July 11, 2023 00:00July 11, 2023 01:301h 30m97146
3January 23, 2023 16:15January 23, 2023 19:453h 30m2128
4May 4, 2023 16:15May 4, 2023 19:453h 30m1711
5February 14, 2023 21:30February 14, 2023 23:302h1018
6July 12, 2023 00:15July 12, 2023 02:001h 45m87
7July 23, 2023 00:15July 23, 2023 01:301h 15m56
8September 23, 2023 21:00September 23, 2023 22:451h 45m59
9December 25, 2023 15:45December 25, 2023 21:005h 15m517
10April 6, 2023 14:45April 6, 2023 18:153h 30m35

Outage episodes by size in 2023: 1 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 Osceola 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
Iowa Lakes Electric Coop202352 min0.5152 min0.51
Federated Rural Electric Assn20231.8 hrs1.211.8 hrs1.21
Nobles Cooperative Electric20184.0 hrs1.094.0 hrs1.09
Osceola Electric Coop, Inc20182.4 hrs4.212.4 hrs4.21
Lyon Rural Electric Coop201834 min0.3834 min0.38
Interstate Power and Light Co-----
North West Rural Electric Coop-----
City of Sibley - (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 ÷ 3,588 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. Osceola County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Osceola 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/osceola-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON