massoutage

County annual report · FIPS 17133

2024 Monroe County, IL Power Outage Report

In 2024, customers in Monroe County, IL went without power for an average of 2.0 hours, a total of 31K customer-hours (Illinois average 3.0 hours). That ranks 78th worst of 102 Illinois counties and 2406th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
2.0
15,588 customers
Customer-hours out
31K
Peak customers out
1,447
Outages ≥1,000 out
2
0 of 10,000+ · 462 total
Longest outage
1d 21h
began May 3, 2024
Rank in state
78th/102
2406th of 2,990 US

Compared with IL, the US and 2023

Monroe County, IL average hours without power per customer compared with state and national averages, 2024Monroe County 2.0 hours, Illinois average 3.0 hours, US average 12.6 hours, Monroe County, 2023 29.2 hoursMonroe CountyMonroe County2.0hIllinois averageIllinois average3.0hUS averageUS average12.6hMonroe County, 2023Monroe County, 202329.2h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

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Monroe County, IL customer-hours without power by month, 2024Jan 677, Feb 193, Mar 4,488, Apr 2,856, May 5,296, Jun 1,034, Jul 4,406, Aug 659, Sep 1,013, Oct 592, Nov 6,207, Dec 3,88602k4k6k8k677Jan193Feb4,488Mar2,856Apr5,296May1,034Jun4,406Jul659Aug1,013Sep592Oct6,207Nov3,886Dec
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Customer-hours; November was the worst month.

Monroe County year over year

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Monroe County, IL: average hours without power per customer by year2015: 0.9h; 2016: 6.8h; 2017: 0.6h; 2018: 1.6h, coverage 92%; 2019: 1.4h, coverage 99%; 2020: 6.2h, coverage 94%; 2021: 1.6h, coverage 98%; 2022: 1.9h, coverage 98%; 2023: 29.2h; 2024: 2.0h; 2025: 14.7h01020300%50%100%0.9h20156.8h20160.6h20171.6h20181.4h20196.2h20201.6h20211.9h202229.2h20232.0h202414.7h2025
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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 Monroe County, 2024

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
1November 17, 2024 18:00November 17, 2024 23:455h 45m1,4475,073
2May 21, 2024 14:30May 22, 2024 08:4518h 15m1,1341,501
3May 31, 2024 19:15May 31, 2024 20:451h 30m905227
4July 16, 2024 13:45July 18, 2024 03:001d 13h8672,148
5March 14, 2024 22:30March 15, 2024 20:4522h 15m5813,678
6December 27, 2024 20:45December 28, 2024 05:158h 30m396537
7September 26, 2024 14:30September 26, 2024 14:4515m34386
8May 26, 2024 23:30May 28, 2024 02:001d 2h3391,469
9May 8, 2024 18:45May 9, 2024 17:3022h 45m324932
10June 26, 2024 13:30June 26, 2024 16:152h 45m303305

Outage episodes by size in 2024: 25 reached 100+ customers, 2 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 Monroe County reported on EIA Form 861 for 2024, 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 Company20243.7 hrs1.132.0 hrs0.91
Egyptian Electric Coop Assn20242.1 hrs---
Monroe County Elec Coop, Inc20181.6 hrs0.841.6 hrs0.84
City of Waterloo - (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 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 15,588 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. Monroe County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Monroe County, IL annual power outage report, 2024, 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/2024/illinois/monroe-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON