massoutage

County annual report · FIPS 17041

2020 Douglas County, IL Power Outage Report

In 2020, customers in Douglas County, IL went without power for an average of 4.8 hours, a total of 40K customer-hours (Illinois average 5.9 hours). That ranks 35th worst of 102 Illinois counties and 1423rd of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
4.8
8,333 customers
Customer-hours out
40K
Peak customers out
3,015
Outages ≥1,000 out
3
0 of 10,000+ · 329 total
Longest outage
3d 4h
began March 20, 2020
Rank in state
35th/102
1423rd of 3,019 US

Compared with IL, the US and 2019

Douglas County, IL average hours without power per customer compared with state and national averages, 2020Douglas County 4.8 hours, Illinois average 5.9 hours, US average 8.7 hours, Douglas County, 2019 2.6 hoursDouglas CountyDouglas County4.8hIllinois averageIllinois average5.9hUS averageUS average8.7hDouglas County, 2019Douglas County, 20192.6h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Douglas County, IL customer-hours without power by month, 2020Jan 180, Feb 333, Mar 2,568, Apr 5,726, May 21K, Jun 3,327, Jul 916, Aug 151, Sep 2,040, Oct 649, Nov 2,715, Dec 326010k20k30k180Jan333Feb2,568Mar5,726Apr21KMay3,327Jun916Jul151Aug2,040Sep649Oct2,715Nov326Dec
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Customer-hours; May was the worst month.

Douglas County year over year

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Douglas County, IL: average hours without power per customer by year2015: 2.6h; 2016: 9.4h; 2017: 0.9h; 2018: 2.1h, coverage 92%; 2019: 2.6h, coverage 99%; 2020: 4.8h, coverage 94%; 2021: 3.2h, coverage 98%; 2022: 5.5h, coverage 98%; 2023: 31.4h; 2024: 1.6h; 2025: 3.9h0102030400%50%100%2.6h20159.4h20160.9h20172.1h20182.6h20194.8h20203.2h20215.5h202231.4h20231.6h20243.9h2025
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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 Douglas County, 2020

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
1March 29, 2020 00:15March 29, 2020 02:452h 30m3,0151,856
2May 26, 2020 00:30May 26, 2020 16:4516h 15m2,1929,793
3May 14, 2020 10:15May 14, 2020 15:004h 45m1,3021,963
4April 8, 2020 23:15April 9, 2020 18:0018h 45m8014,772
5June 27, 2020 17:15June 27, 2020 21:154h545757
6September 26, 2020 23:45September 27, 2020 04:004h 15m5361,441
7November 26, 2020 06:45November 26, 2020 16:159h 30m4042,006
8May 9, 2020 17:30May 9, 2020 20:152h 45m384815
9March 10, 2020 12:45March 10, 2020 13:3045m269202
10May 10, 2020 02:30May 11, 2020 10:301d 8h2638,119

Outage episodes by size in 2020: 18 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 Douglas County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Ameren Illinois Company20203.7 hrs1.041.7 hrs0.82
Eastern Illinois Elec Coop20202.5 hrs1.471.8 hrs1.21
Ameren-----
Coles-Moultrie Electric Coop-----
Enerstar Power Corp-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 94% of Illinois's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 8,333 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. Douglas County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Douglas County, IL annual power outage report, 2020, 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/2020/illinois/douglas-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON