massoutage

County annual report · FIPS 17171

2023 Scott County, IL Power Outage Report

In 2023, customers in Scott County, IL went without power for an average of 6.0 hours, a total of 13K customer-hours (Illinois average 4.0 hours). That ranks 45th worst of 102 Illinois counties and 1284th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
6.0
2,163 customers
Customer-hours out
13K
Peak customers out
774
Outages ≥1,000 out
0
0 of 10,000+ · 63 total
Longest outage
4d 2h
began June 29, 2023
Rank in state
45th/102
1284th of 2,977 US

Compared with IL, the US and 2022

Scott County, IL average hours without power per customer compared with state and national averages, 2023Scott County 6.0 hours, Illinois average 4.0 hours, US average 7.1 hours, Scott County, 2022 3.2 hoursScott CountyScott County6.0hIllinois averageIllinois average4.0hUS averageUS average7.1hScott County, 2022Scott County, 20223.2h
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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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Scott County, IL customer-hours without power by month, 2023Jan 618, Feb 115, Mar 165, Apr 501, May 95, Jun 10K, Jul 1,010, Aug 14, Sep 49, Oct 40, Nov 15, Dec 005k10k15k618Jan115Feb165Mar501Apr95May10KJun1,010Jul14Aug49Sep40Oct15Nov0Dec
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Customer-hours; June was the worst month.

Scott County year over year

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Scott County, IL: average hours without power per customer by year2015: 8.6h; 2016: 2.7h; 2017: 0.7h; 2018: 17.1h, coverage 92%; 2019: 51.2h, coverage 99%; 2020: 0.9h, coverage 94%; 2021: 1.4h, coverage 98%; 2022: 3.2h, coverage 98%; 2023: 6.0h; 2024: 1.7h; 2025: 1.4h02040600%50%100%8.6h20152.7h20160.7h201717.1h201851.2h20190.9h20201.4h20213.2h20226.0h20231.7h20241.4h2025
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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 Scott County, 2023

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 29, 2023 16:45July 3, 2023 19:154d 2h77411K
2January 12, 2023 11:15January 12, 2023 13:001h 45m436613
3March 31, 2023 22:45April 1, 2023 00:452h218149
4April 5, 2023 11:00April 5, 2023 13:302h 30m218492
5September 24, 2023 20:00September 24, 2023 21:451h 45m2923
6October 5, 2023 15:00October 5, 2023 16:451h 45m1832
7July 4, 2023 14:30July 4, 2023 16:302h1122
8May 25, 2023 00:30May 25, 2023 10:4510h 15m992
9June 1, 2023 17:15June 1, 2023 19:152h918
10February 27, 2023 12:00March 1, 2023 00:451d 12h897

Outage episodes by size in 2023: 4 reached 100+ customers, 0 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 Scott County reported on EIA Form 861 for 2023, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Ameren Illinois Company20239.9 hrs1.331.9 hrs0.82
Ameren-----
Illinois Rural Electric Coop-----

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 ÷ 2,163 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. Scott County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Scott 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/scott-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON