massoutage

County annual report · FIPS 19191

2019 Winneshiek County, IA Power Outage Report

In 2019, customers in Winneshiek County, IA went without power for an average of 2.1 hours, a total of 20K customer-hours (Iowa average 2.2 hours). That ranks 59th worst of 99 Iowa counties and 2003rd of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
2.1
9,369 customers
Customer-hours out
20K
Peak customers out
1,303
Outages ≥1,000 out
2
0 of 10,000+ · 377 total
Longest outage
1d 6h
began June 30, 2019
Rank in state
59th/99
2003rd of 2,945 US

Compared with IA, the US and 2018

Winneshiek County, IA average hours without power per customer compared with state and national averages, 2019Winneshiek County 2.1 hours, Iowa average 2.2 hours, US average 4.7 hours, Winneshiek County, 2018 2.4 hoursWinneshiek CountyWinneshiek County2.1hIowa averageIowa average2.2hUS averageUS average4.7hWinneshiek County, 2018Winneshiek County, 2…2.4h
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Average hours without power per customer in 2019; last bar is this county in 2018.

Month by month

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Winneshiek County, IA customer-hours without power by month, 2019Jan 526, Feb 367, Mar 1,375, Apr 2,454, May 1,200, Jun 3,407, Jul 4,405, Aug 298, Sep 2,389, Oct 1,237, Nov 1,404, Dec 84102k4k6k526Jan367Feb1,375Mar2,454Apr1,200May3,407Jun4,405Jul298Aug2,389Sep1,237Oct1,404Nov841Dec
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Customer-hours; July was the worst month.

Winneshiek County year over year

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Winneshiek County, IA: average hours without power per customer by year2015: 0.9h; 2016: 2.1h; 2017: 8.4h; 2018: 2.4h, coverage 89%; 2019: 2.1h, coverage 89%; 2020: 1.7h, coverage 91%; 2021: 11.5h, coverage 91%; 2022: 5.7h, coverage 91%; 2023: 0.9h; 2024: 2.2h; 2025: 1.9h0510150%50%100%0.9h20152.1h20168.4h20172.4h20182.1h20191.7h202011.5h20215.7h20220.9h20232.2h20241.9h2025
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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 Winneshiek County, 2019

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 18, 2019 13:15October 18, 2019 17:304h 15m1,303484
2June 30, 2019 20:45July 2, 2019 03:301d 6h1,2674,353
3November 23, 2019 13:30November 23, 2019 16:152h 45m954249
4July 19, 2019 15:00July 19, 2019 16:151h 15m858644
5November 24, 2019 16:45November 24, 2019 18:151h 30m813610
6July 20, 2019 17:45July 20, 2019 23:305h 45m687566
7March 26, 2019 14:30March 26, 2019 15:451h 15m612523
8September 6, 2019 12:15September 6, 2019 16:304h 15m5941,760
9April 12, 2019 14:45April 12, 2019 16:301h 45m535776
10May 27, 2019 18:45May 27, 2019 20:452h527248

Outage episodes by size in 2019: 22 reached 100+ customers, 2 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 Winneshiek County reported on EIA Form 861 for 2019, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
MiEnergy Cooperative20182.3 hrs0.8286 min0.70
Allamakee-Clayton El Coop, Inc20181.5 hrs0.731.5 hrs0.73
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 89% of Iowa's customers in 2019; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 9,369 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. Winneshiek County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Winneshiek County, IA annual power outage report, 2019, 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/2019/iowa/winneshiek-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON