massoutage

County annual report · FIPS 19107

2015 Keokuk County, IA Power Outage Report

In 2015, customers in Keokuk County, IA went without power for an average of 6.2 hours, a total of 29K customer-hours (Iowa average 1.1 hours). That ranks 1st worst of 99 Iowa counties and 445th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
6.2
4,684 customers
Customer-hours out
29K
Peak customers out
4,207
Outages ≥1,000 out
3
0 of 10,000+ · 184 total
Longest outage
2d 21h
began October 23, 2015
Rank in state
1st/99
445th of 2,484 US

Compared with IA, the US

Keokuk County, IA average hours without power per customer compared with state and national averages, 2015Keokuk County 6.2 hours, Iowa average 1.1 hours, US average 2.9 hoursKeokuk CountyKeokuk County6.2hIowa averageIowa average1.1hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Keokuk County, IA customer-hours without power by month, 2015Jan 114, Feb 2,346, Mar 6,708, Apr 720, May 1,739, Jun 1,024, Jul 295, Aug 840, Sep 1,407, Oct 8,883, Nov 4,493, Dec 30402.5k5k7.5k10k114Jan2,346Feb6,708Mar720Apr1,739May1,024Jun295Jul840Aug1,407Sep8,883Oct4,493Nov304Dec
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Customer-hours; October was the worst month.

Keokuk County year over year

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Keokuk County, IA: average hours without power per customer by year2015: 6.2h; 2016: 2.6h; 2017: 2.4h; 2018: 2.2h, coverage 89%; 2019: 4.4h, coverage 89%; 2020: 17.5h, coverage 91%; 2021: 4.6h, coverage 91%; 2022: 1.3h, coverage 91%; 2023: 9.6h; 2024: 10.1h; 2025: 3.9h051015200%50%100%6.2h20152.6h20162.4h20172.2h20184.4h201917.5h20204.6h20211.3h20229.6h202310.1h20243.9h2025
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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 Keokuk County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 20, 2015 20:15October 21, 2015 02:456h 30m4,2076,702
2March 8, 2015 07:00March 8, 2015 09:002h1,882804
3November 21, 2015 02:00November 21, 2015 18:0016h1,1053,097
4May 16, 2015 19:30May 17, 2015 01:306h962969
5October 2, 2015 09:30October 2, 2015 10:0030m913239
6May 7, 2015 20:15May 7, 2015 21:151h724543
7March 25, 2015 02:30March 25, 2015 07:154h 45m6661,798
8March 17, 2015 03:00March 17, 2015 04:451h 45m571999
9March 30, 2015 03:15March 30, 2015 08:155h5692,845
10October 10, 2015 17:30October 11, 2015 03:159h 45m552974

Outage episodes by size in 2015: 26 reached 100+ customers, 3 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 Keokuk County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
MidAmerican Energy Co20152.2 hrs1.0587 min0.88
T I P Rural Electric Coop20152.1 hrs1.932.1 hrs1.93
Interstate Power and Light Co-----
Access Energy Coop-----

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 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 4,684 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. Keokuk County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Keokuk County, IA annual power outage report, 2015, 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/2015/iowa/keokuk-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON