massoutage

County annual report · FIPS 17019

2015 Champaign County, IL Power Outage Report

In 2015, customers in Champaign County, IL went without power for an average of 1.1 hours, a total of 103K customer-hours (Illinois average 2.3 hours). That ranks 71st worst of 100 Illinois counties and 1690th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
1.1
90,035 customers
Customer-hours out
103K
Peak customers out
4,206
Outages ≥1,000 out
13
0 of 10,000+ · 642 total
Longest outage
6d 2h
began April 28, 2015
Rank in state
71st/100
1690th of 2,484 US

Compared with IL, the US

Champaign County, IL average hours without power per customer compared with state and national averages, 2015Champaign County 1.1 hours, Illinois average 2.3 hours, US average 2.9 hoursChampaign CountyChampaign County1.1hIllinois averageIllinois average2.3hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Champaign County, IL customer-hours without power by month, 2015Jan 0, Feb 0, Mar 0, Apr 5,964, May 12K, Jun 30K, Jul 9,737, Aug 5,303, Sep 17K, Oct 8,909, Nov 6,050, Dec 7,430010k20k30k0Jan0Feb0Mar5,964Apr12KMay30KJun9,737Jul5,303Aug17KSep8,909Oct6,050Nov7,430Dec
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Customer-hours; June was the worst month.

Champaign County year over year

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Champaign County, IL: average hours without power per customer by year2015: 1.1h; 2016: 1.4h; 2017: 0.4h; 2018: 1.9h, coverage 92%; 2019: 2.4h, coverage 99%; 2020: 2.5h, coverage 94%; 2021: 1.6h, coverage 98%; 2022: 1.6h, coverage 98%; 2023: 12.4h; 2024: 2.6h; 2025: 1.9h0510150%50%100%1.1h20151.4h20160.4h20171.9h20182.4h20192.5h20201.6h20211.6h202212.4h20232.6h20241.9h2025
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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 Illinois customers tracked each year.

Biggest outages in Champaign County, 2015

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
1July 22, 2015 12:45July 22, 2015 20:157h 30m4,2062,493
2April 27, 2015 22:45April 28, 2015 03:304h 45m2,4302,457
3June 8, 2015 00:00June 9, 2015 05:451d 5h2,30219K
4December 26, 2015 15:45December 29, 2015 06:152d 14h2,1414,609
5April 28, 2015 16:00May 4, 2015 18:156d 2h2,1401,439
6June 10, 2015 10:00June 10, 2015 13:453h 45m2,090525
7September 7, 2015 23:00September 8, 2015 09:3010h 30m1,4051,835
8July 17, 2015 23:00July 18, 2015 05:306h 30m1,2821,234
9September 1, 2015 10:30September 1, 2015 16:155h 45m1,2562,539
10May 27, 2015 16:00May 29, 2015 19:002d 3h1,2232,798

Outage episodes by size in 2015: 70 reached 100+ customers, 13 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 Champaign County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Ameren Illinois Company20155.9 hrs1.392.2 hrs1.04
Corn Belt Energy Corporation201510.7 hrs5.304.1 hrs4.20
Eastern Illinois Elec Coop20154.0 hrs1.982.1 hrs1.34
Ameren-----
University of Illinois-----
Village of Rantoul - (IL)-----

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 Illinois's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 90,035 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. Champaign County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Champaign County, IL 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/illinois/champaign-county

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