massoutage

County annual report · FIPS 17103

2019 Lee County, IL Power Outage Report

In 2019, customers in Lee County, IL went without power for an average of 4.2 hours, a total of 108K customer-hours (Illinois average 1.8 hours). That ranks 30th worst of 102 Illinois counties and 1286th of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
4.2
25,665 customers
Customer-hours out
108K
Peak customers out
5,849
Outages ≥1,000 out
3
0 of 10,000+ · 476 total
Longest outage
3d 8h
began June 30, 2019
Rank in state
30th/102
1286th of 2,945 US

Compared with IL, the US and 2018

Lee County, IL average hours without power per customer compared with state and national averages, 2019Lee County 4.2 hours, Illinois average 1.8 hours, US average 4.7 hours, Lee County, 2018 1.1 hoursLee CountyLee County4.2hIllinois averageIllinois average1.8hUS averageUS average4.7hLee County, 2018Lee County, 20181.1h
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Average hours without power per customer in 2019; last bar is this county in 2018.

Month by month

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Lee County, IL customer-hours without power by month, 2019Jan 1,294, Feb 77K, Mar 1,633, Apr 2,105, May 5,882, Jun 3,548, Jul 3,630, Aug 1,425, Sep 5,472, Oct 2,999, Nov 827, Dec 1,550020k40k60k80k1,294Jan77KFeb1,633Mar2,105Apr5,882May3,548Jun3,630Jul1,425Aug5,472Sep2,999Oct827Nov1,550Dec
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Customer-hours; February was the worst month.

Lee County year over year

CSVJSON
Lee County, IL: average hours without power per customer by year2015: 9.4h; 2016: 0.9h; 2017: 2.4h; 2018: 1.1h, coverage 92%; 2019: 4.2h, coverage 99%; 2020: 8.8h, coverage 94%; 2021: 5.2h, coverage 98%; 2022: 1.2h, coverage 98%; 2023: 15.1h; 2024: 1.6h; 2025: 1.0h051015200%50%100%9.4h20150.9h20162.4h20171.1h20184.2h20198.8h20205.2h20211.2h202215.1h20231.6h20241.0h2025
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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 Lee County, 2019

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1February 12, 2019 01:00February 14, 2019 22:002d 21h5,84971K
2December 18, 2019 15:15December 18, 2019 17:001h 45m1,628591
3October 1, 2019 23:30October 2, 2019 03:003h 30m1,3681,982
4May 11, 2019 19:30May 11, 2019 20:301h793793
5October 30, 2019 18:15October 30, 2019 19:151h791405
6March 9, 2019 21:00March 9, 2019 21:3030m736368
7February 24, 2019 08:00February 25, 2019 07:3023h 30m7313,346
8June 10, 2019 14:30June 10, 2019 22:308h6941,040
9May 25, 2019 06:00May 26, 2019 01:0019h5531,488
10September 21, 2019 13:30September 21, 2019 18:004h 30m553280

Outage episodes by size in 2019: 32 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 Lee 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
Commonwealth Edison Co20182.0 hrs0.8258 min0.70
Rochelle Municipal Utilities-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 99% of Illinois's customers in 2019; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 25,665 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, IL 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/illinois/lee-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON