massoutage

County annual report · FIPS 17001

2022 Adams County, IL Power Outage Report

In 2022, customers in Adams County, IL went without power for an average of 2.5 hours, a total of 81K customer-hours (Illinois average 1.6 hours). That ranks 45th worst of 102 Illinois counties and 2096th of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
2.5
31,760 customers
Customer-hours out
81K
Peak customers out
3,280
Outages ≥1,000 out
7
0 of 10,000+ · 671 total
Longest outage
32d 17h
began January 1, 2022
Rank in state
45th/102
2096th of 2,976 US

Compared with IL, the US and 2021

Adams County, IL average hours without power per customer compared with state and national averages, 2022Adams County 2.5 hours, Illinois average 1.6 hours, US average 8.3 hours, Adams County, 2021 1.9 hoursAdams CountyAdams County2.5hIllinois averageIllinois average1.6hUS averageUS average8.3hAdams County, 2021Adams County, 20211.9h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

CSVJSON
Adams County, IL customer-hours without power by month, 2022Jan 5,945, Feb 1,413, Mar 9,060, Apr 7,253, May 4,092, Jun 16K, Jul 5,164, Aug 3,120, Sep 18K, Oct 5,080, Nov 3,334, Dec 2,70605k10k15k20k5,945Jan1,413Feb9,060Mar7,253Apr4,092May16KJun5,164Jul3,120Aug18KSep5,080Oct3,334Nov2,706Dec
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Customer-hours; September was the worst month.

Adams County year over year

CSVJSON
Adams County, IL: average hours without power per customer by year2015: 26.5h; 2016: 2.0h; 2017: 0.9h; 2018: 0.6h, coverage 92%; 2019: 1.4h, coverage 99%; 2020: 1.9h, coverage 94%; 2021: 1.9h, coverage 98%; 2022: 2.5h, coverage 98%; 2023: 2.8h; 2024: 2.7h; 2025: 2.8h01020300%50%100%26.5h20152.0h20160.9h20170.6h20181.4h20191.9h20201.9h20212.5h20222.8h20232.7h20242.8h2025
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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 Adams County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1March 23, 2022 14:15March 28, 2022 21:305d 7h3,2804,622
2June 17, 2022 01:45June 18, 2022 03:001d 1h3,24810K
3April 14, 2022 00:30April 14, 2022 04:003h 30m2,7195,521
4September 19, 2022 03:15September 20, 2022 20:001d 16h1,59916K
5August 11, 2022 15:15August 11, 2022 19:154h1,147617
6July 4, 2022 20:15July 5, 2022 11:4515h 30m1,104399
7January 1, 2022 00:00February 2, 2022 17:1532d 17h1,0076,030
8June 26, 2022 01:30June 26, 2022 04:152h 45m993997
9June 14, 2022 05:30June 14, 2022 08:453h 15m827965
10May 9, 2022 22:45May 10, 2022 03:455h796613

Outage episodes by size in 2022: 50 reached 100+ customers, 7 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 Adams County reported on EIA Form 861 for 2022, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Ameren Illinois Company20222.7 hrs1.021.9 hrs0.88
Adams Electric Coop20182.2 hrs1.122.2 hrs1.12
Ameren-----
Illinois Rural Electric Coop-----
Western Illinois Elec 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 98% of Illinois's customers in 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 31,760 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. Adams County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Adams County, IL annual power outage report, 2022, 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/2022/illinois/adams-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON