massoutage

County annual report · FIPS 17019

2023 Champaign County, IL Power Outage Report

In 2023, customers in Champaign County, IL went without power for an average of 12.4 hours, a total of 1.1M customer-hours (Illinois average 4.0 hours). That ranks 28th worst of 102 Illinois counties and 687th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
12.4
90,035 customers
Customer-hours out
1.1M
Peak customers out
30,548
Outages ≥1,000 out
14
1 of 10,000+ · 879 total
Longest outage
7d 12h
began June 29, 2023
Rank in state
28th/102
687th of 2,977 US

Compared with IL, the US and 2022

Champaign County, IL average hours without power per customer compared with state and national averages, 2023Champaign County 12.4 hours, Illinois average 4.0 hours, US average 7.1 hours, Champaign County, 2022 1.6 hoursChampaign CountyChampaign County12.4hIllinois averageIllinois average4.0hUS averageUS average7.1hChampaign County, 2022Champaign County, 20…1.6h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

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Champaign County, IL customer-hours without power by month, 2023Jan 2,904, Feb 6,612, Mar 26K, Apr 45K, May 9,472, Jun 598K, Jul 387K, Aug 7,608, Sep 7,264, Oct 4,836, Nov 22K, Dec 2,8210200k400k600k2,904Jan6,612Feb26KMar45KApr9,472May598KJun387KJul7,608Aug7,264Sep4,836Oct22KNov2,821Dec
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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, 2023

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
1June 29, 2023 13:00July 7, 2023 01:157d 12h30,548952K
2November 13, 2023 11:45November 13, 2023 20:158h 30m4,1376,189
3June 5, 2023 17:15June 5, 2023 21:304h 15m3,0102,155
4March 31, 2023 12:15April 2, 2023 23:452d 11h2,85838K
5March 3, 2023 16:15March 6, 2023 11:452d 19h2,69722K
6November 4, 2023 12:30November 4, 2023 17:004h 30m2,5744,705
7April 4, 2023 08:45April 5, 2023 01:1516h 30m2,3771,779
8June 14, 2023 19:30June 15, 2023 05:4510h 15m1,4942,296
9July 8, 2023 06:45July 9, 2023 17:301d 10h1,4128,010
10September 12, 2023 08:45September 12, 2023 21:1512h 30m1,3961,025

Outage episodes by size in 2023: 86 reached 100+ customers, 14 reached 1,000+ customers, 1 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 2023, 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 Company20239.9 hrs1.331.9 hrs0.82
Corn Belt Energy Corporation20236.5 hrs4.542.6 hrs3.88
Eastern Illinois Elec Coop202310.2 hrs2.061.8 hrs1.12
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 2023; 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, 2023, 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/2023/illinois/champaign-county

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