massoutage

County annual report · FIPS 19111

2015 Lee County, IA Power Outage Report

In 2015, customers in Lee County, IA went without power for an average of 3.4 hours, a total of 52K customer-hours (Iowa average 1.1 hours). That ranks 9th worst of 99 Iowa counties and 827th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
3.4
15,486 customers
Customer-hours out
52K
Peak customers out
3,067
Outages ≥1,000 out
7
0 of 10,000+ · 340 total
Longest outage
2d 2h
began June 21, 2015
Rank in state
9th/99
827th of 2,484 US

Compared with IA, the US

Lee County, IA average hours without power per customer compared with state and national averages, 2015Lee County 3.4 hours, Iowa average 1.1 hours, US average 2.9 hoursLee CountyLee County3.4hIowa averageIowa average1.1hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

CSVJSON
Lee County, IA customer-hours without power by month, 2015Jan 2,208, Feb 2,015, Mar 349, Apr 394, May 1,674, Jun 36K, Jul 1,249, Aug 535, Sep 718, Oct 2,587, Nov 1,494, Dec 2,577010k20k30k40k2,208Jan2,015Feb349Mar394Apr1,674May36KJun1,249Jul535Aug718Sep2,587Oct1,494Nov2,577Dec
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Customer-hours; June was the worst month.

Lee County year over year

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Lee County, IA: average hours without power per customer by year2015: 3.4h; 2016: 1.3h; 2017: 1.8h; 2018: 6.2h, coverage 89%; 2019: 2.6h, coverage 89%; 2020: 1.4h, coverage 91%; 2021: 1.9h, coverage 91%; 2022: 1.4h, coverage 91%; 2023: 12.7h; 2024: 3.7h; 2025: 5.5h0510150%50%100%3.4h20151.3h20161.8h20176.2h20182.6h20191.4h20201.9h20211.4h202212.7h20233.7h20245.5h2025
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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 Lee County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 21, 2015 00:45June 23, 2015 03:152d 2h3,06732K
2October 28, 2015 15:00October 28, 2015 21:156h 15m2,4731,250
3January 8, 2015 01:30January 8, 2015 03:001h 30m1,7401,411
4June 24, 2015 20:00June 24, 2015 20:1515m1,633408
5June 24, 2015 21:15June 24, 2015 21:4530m1,633817
6October 23, 2015 22:45October 24, 2015 00:301h 45m1,167609
7July 16, 2015 13:15July 16, 2015 13:4530m1,040520
8June 11, 2015 03:00June 11, 2015 08:455h 45m740768
9December 28, 2015 10:30December 29, 2015 02:4516h 15m7382,144
10February 1, 2015 11:45February 2, 2015 00:1512h 30m4611,763

Outage episodes by size in 2015: 31 reached 100+ customers, 7 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 Lee 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
Interstate Power and Light Co-----
Alliant Energy (Interstate Power & Light)-----
Access Energy Coop-----
West Point Utility System-----

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 ÷ 15,486 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. Lee County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Lee 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/). https://massoutage.com/reports/2015/iowa/lee-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON