massoutage

County annual report · FIPS 17165

2015 Saline County, IL Power Outage Report

In 2015, customers in Saline County, IL went without power for an average of 0.7 hours, a total of 9,247 customer-hours (Illinois average 2.3 hours). That ranks 86th worst of 100 Illinois counties and 1941st of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
0.7
12,967 customers
Customer-hours out
9,247
Peak customers out
2,210
Outages ≥1,000 out
3
0 of 10,000+ · 315 total
Longest outage
22h 30m
began December 16, 2015
Rank in state
86th/100
1941st of 2,484 US

Compared with IL, the US

Saline County, IL average hours without power per customer compared with state and national averages, 2015Saline County 0.7 hours, Illinois average 2.3 hours, US average 2.9 hoursSaline CountySaline County0.7hIllinois averageIllinois average2.3hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Saline County, IL customer-hours without power by month, 2015Jan 0, Feb 0, Mar 0, Apr 636, May 2,204, Jun 2,468, Jul 463, Aug 472, Sep 141, Oct 405, Nov 429, Dec 2,02901k2k3k0Jan0Feb0Mar636Apr2,204May2,468Jun463Jul472Aug141Sep405Oct429Nov2,029Dec
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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, 2015

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
1December 23, 2015 18:15December 23, 2015 21:002h 45m2,2101,392
2May 18, 2015 03:15May 18, 2015 05:001h 45m1,4832,039
3December 23, 2015 22:00December 24, 2015 04:156h 15m1,077280
4June 27, 2015 12:00June 27, 2015 13:451h 45m9391,102
5June 17, 2015 00:45June 17, 2015 20:0019h 15m482541
6December 14, 2015 04:15December 14, 2015 07:153h36293
7June 1, 2015 14:00June 1, 2015 15:451h 45m261202
8August 3, 2015 14:00August 3, 2015 14:3030m249125
9October 10, 2015 20:30October 10, 2015 21:0030m19861
10November 6, 2015 17:15November 6, 2015 18:151h198111

Outage episodes by size in 2015: 14 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 Saline County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Ameren Illinois Company20155.9 hrs1.392.2 hrs1.04
Southeastern IL Elec Coop, Inc20152.9 hrs1.582.7 hrs1.51
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 n/a of Illinois's customers in 2015; 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, 2015, 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/2015/illinois/saline-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON