massoutage

County annual report · FIPS 19005

2019 Allamakee County, IA Power Outage Report

In 2019, customers in Allamakee County, IA went without power for an average of 3.7 hours, a total of 25K customer-hours (Iowa average 2.2 hours). That ranks 24th worst of 99 Iowa counties and 1410th of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
3.7
6,750 customers
Customer-hours out
25K
Peak customers out
1,934
Outages ≥1,000 out
1
0 of 10,000+ · 270 total
Longest outage
7d 4h
began July 10, 2019
Rank in state
24th/99
1410th of 2,945 US

Compared with IA, the US and 2018

Allamakee County, IA average hours without power per customer compared with state and national averages, 2019Allamakee County 3.7 hours, Iowa average 2.2 hours, US average 4.7 hours, Allamakee County, 2018 4.0 hoursAllamakee CountyAllamakee County3.7hIowa averageIowa average2.2hUS averageUS average4.7hAllamakee County, 2018Allamakee County, 20…4.0h
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Average hours without power per customer in 2019; last bar is this county in 2018.

Month by month

CSVJSON
Allamakee County, IA customer-hours without power by month, 2019Jan 257, Feb 291, Mar 2,738, Apr 2,752, May 1,857, Jun 3,820, Jul 2,434, Aug 1,013, Sep 2,482, Oct 2,182, Nov 175, Dec 4,89102k4k6k257Jan291Feb2,738Mar2,752Apr1,857May3,820Jun2,434Jul1,013Aug2,482Sep2,182Oct175Nov4,891Dec
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Customer-hours; December was the worst month.

Allamakee County year over year

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Allamakee County, IA: average hours without power per customer by year2015: 2.0h; 2016: 3.2h; 2017: 8.8h; 2018: 4.0h, coverage 89%; 2019: 3.7h, coverage 89%; 2020: 1.8h, coverage 91%; 2021: 5.6h, coverage 91%; 2022: 4.5h, coverage 91%; 2023: 2.4h; 2024: 5.2h; 2025: 2.1h02.557.5100%50%100%2.0h20153.2h20168.8h20174.0h20183.7h20191.8h20205.6h20214.5h20222.4h20235.2h20242.1h2025
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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 Allamakee County, 2019

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1March 17, 2019 03:30March 17, 2019 05:001h 30m1,9342,428
2October 22, 2019 05:45October 22, 2019 22:4517h773875
3April 23, 2019 19:45April 23, 2019 21:001h 15m763205
4June 4, 2019 19:00June 4, 2019 20:451h 45m683683
5April 11, 2019 17:00April 12, 2019 00:457h 45m6331,441
6June 30, 2019 21:00July 1, 2019 22:451d 1h4311,679
7August 6, 2019 01:15August 6, 2019 03:452h 30m336419
8June 14, 2019 17:45June 14, 2019 18:3045m240180
9September 3, 2019 08:00September 3, 2019 11:153h 15m235761
10October 5, 2019 13:30October 5, 2019 15:151h 45m235293

Outage episodes by size in 2019: 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 Allamakee 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 ÷ 6,750 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. Allamakee County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Allamakee 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/allamakee-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON