massoutage

County annual report · FIPS 17165

2018 Saline County, IL Power Outage Report

In 2018, customers in Saline County, IL went without power for an average of 6.2 hours, a total of 81K customer-hours (Illinois average 2.5 hours). That ranks 15th worst of 102 Illinois counties and 880th of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
6.2
12,967 customers
Customer-hours out
81K
Peak customers out
4,477
Outages ≥1,000 out
4
0 of 10,000+ · 568 total
Longest outage
5d 17h
began February 20, 2018
Rank in state
15th/102
880th of 2,798 US

Compared with IL, the US and 2017

Saline County, IL average hours without power per customer compared with state and national averages, 2018Saline County 6.2 hours, Illinois average 2.5 hours, US average 5.6 hours, Saline County, 2017 1.4 hoursSaline CountySaline County6.2hIllinois averageIllinois average2.5hUS averageUS average5.6hSaline County, 2017Saline County, 20171.4h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

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Saline County, IL customer-hours without power by month, 2018Jan 1,107, Feb 3,215, Mar 1,272, Apr 4,874, May 5,558, Jun 57K, Jul 4,272, Aug 863, Sep 459, Oct 453, Nov 834, Dec 703020k40k60k1,107Jan3,215Feb1,272Mar4,874Apr5,558May57KJun4,272Jul863Aug459Sep453Oct834Nov703Dec
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Customer-hours; June was the worst month.

Saline County year over year

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Saline County, IL: average hours without power per customer by year2015: 0.7h; 2016: 1.2h; 2017: 1.4h; 2018: 6.2h, coverage 92%; 2019: 2.2h, coverage 99%; 2020: 6.2h, coverage 94%; 2021: 0.7h, coverage 98%; 2022: 2.2h, coverage 98%; 2023: 4.9h; 2024: 6.4h; 2025: 33.2h0102030400%50%100%0.7h20151.2h20161.4h20176.2h20182.2h20196.2h20200.7h20212.2h20224.9h20236.4h202433.2h2025
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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 Saline County, 2018

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 29, 2018 00:30July 1, 2018 22:152d 21h4,47756K
2May 31, 2018 13:15June 1, 2018 03:4514h 30m1,7402,289
3July 10, 2018 14:00July 10, 2018 21:457h 45m1,382387
4February 8, 2018 23:00February 9, 2018 03:454h 45m1,213613
5May 28, 2018 15:15May 28, 2018 17:302h 15m6841,291
6December 27, 2018 20:45December 28, 2018 00:153h 30m610561
7June 26, 2018 13:15June 26, 2018 20:006h 45m604481
8January 22, 2018 20:15January 23, 2018 03:307h 15m464598
9April 19, 2018 00:15April 19, 2018 07:157h4441,804
10July 2, 2018 00:45July 2, 2018 04:003h 15m420112

Outage episodes by size in 2018: 25 reached 100+ customers, 4 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 Saline County reported on EIA Form 861 for 2018, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Ameren Illinois Company20183.5 hrs1.061.8 hrs0.90
Southeastern IL Elec Coop, Inc201810.8 hrs2.742.2 hrs1.43
Ameren-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 92% of Illinois's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 12,967 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. Saline County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Saline County, IL annual power outage report, 2018, 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/2018/illinois/saline-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON