massoutage

County annual report · FIPS 19041

2019 Clay County, IA Power Outage Report

In 2019, customers in Clay County, IA went without power for an average of 0.5 hours, a total of 7,438 customer-hours (Iowa average 2.2 hours). That ranks 96th worst of 99 Iowa counties and 2664th of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
0.5
13,668 customers
Customer-hours out
7,438
Peak customers out
782
Outages ≥1,000 out
0
0 of 10,000+ · 148 total
Longest outage
3d 6h
began April 19, 2019
Rank in state
96th/99
2664th of 2,945 US

Compared with IA, the US and 2018

Clay County, IA average hours without power per customer compared with state and national averages, 2019Clay County 0.5 hours, Iowa average 2.2 hours, US average 4.7 hours, Clay County, 2018 0.9 hoursClay CountyClay County0.5hIowa averageIowa average2.2hUS averageUS average4.7hClay County, 2018Clay County, 20180.9h
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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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Clay County, IA customer-hours without power by month, 2019Jan 521, Feb 748, Mar 106, Apr 1,529, May 585, Jun 432, Jul 1,265, Aug 148, Sep 859, Oct 79, Nov 338, Dec 82905001k1.5k2k521Jan748Feb106Mar1,529Apr585May432Jun1,265Jul148Aug859Sep79Oct338Nov829Dec
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Customer-hours; April was the worst month.

Clay County year over year

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Clay County, IA: average hours without power per customer by year2015: 0.3h; 2016: 0.3h; 2017: 0.2h; 2018: 0.9h, coverage 89%; 2019: 0.5h, coverage 89%; 2020: 0.3h, coverage 91%; 2021: 0.3h, coverage 91%; 2022: 0.7h, coverage 91%; 2023: 0.4h; 2024: 0.4h; 2025: 0.5h00.30.50.810%50%100%0.3h20150.3h20160.2h20170.9h20180.5h20190.3h20200.3h20210.7h20220.4h20230.4h20240.5h2025
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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 Clay County, 2019

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
1December 9, 2019 18:15December 9, 2019 19:0045m782444
2January 28, 2019 21:30January 28, 2019 23:452h 15m505465
3August 18, 2019 16:15August 18, 2019 17:451h 30m500129
4February 7, 2019 15:45February 7, 2019 17:151h 30m445552
5July 20, 2019 15:15July 20, 2019 21:306h 15m4061,006
6December 9, 2019 23:00December 10, 2019 01:452h 45m319382
7May 30, 2019 13:45May 30, 2019 17:303h 45m309484
8September 11, 2019 08:00September 11, 2019 11:003h306403
9November 10, 2019 01:45November 10, 2019 03:452h299239
10April 11, 2019 07:30April 12, 2019 00:4517h 15m2841,064

Outage episodes by size in 2019: 15 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 Clay County reported on EIA Form 861 for 2019, or their most recent earlier filing. Utility-wide figures, not county-specific.

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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 ÷ 13,668 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. Clay County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Clay 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/clay-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON