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Illinois Power Outages

As of October 15, 2026 00:30 UTC, about 250 customers are currently without power across 15 counties in Illinois.

Cite this data
URL
https://massoutage.com/illinois
As of
October 15, 2026 00:30 UTC
Publisher
MassOutage

MassOutage, "Illinois Power Outages", live data as of October 15, 2026 00:30 UTC. https://massoutage.com/illinois

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Illinois · county view
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COUNTIES WITH ACTIVE OUTAGES

Not mapped to a county2

MOST OUTAGE-PRONE COUNTIES (2025)

  1. 1Mercer County82.6h/cust
  2. 2Gallatin County52.1h/cust
  3. 3Saline County33.2h/cust
  4. 4Pope County24.8h/cust
  5. 5Hardin County19.8h/cust
  6. 6Putnam County16.0h/cust
  7. 7Monroe County14.7h/cust
  8. 8Williamson County14.6h/cust
Outage trend · Illinois
250customers out · peak 5,594
Data as of Oct 15, 2026 00:30 UTC
Illinois: customers without power, last 24 hoursPeak 5,594 customers out; latest 250 as of Oct 15, 2026 00:30 UTC. Each point is the highest reading in its interval.02k4k6kOct 146 AM12 PM6 PM
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Times in EDT. Shaded stretches had no reading.

Cost of power in Illinois

▲ 54% since 2010

What Illinoispays for electricity, from the US EIA, and how fast it’s rising as national demand climbs. See energy & the AI data-center surge.

Residential
19.2¢
per kWh
Commercial
15.2¢
per kWh
Industrial
11.9¢
per kWh
RESIDENTIAL ¢/kWh BY YEAR
Illinois residential electricity price by year2010–2025: 2010 11.5¢, 2011 11.9¢, 2012 11.5¢, 2013 10.7¢, 2014 12.0¢, 2015 12.6¢, 2016 12.6¢, 2017 13.0¢, 2018 12.8¢, 2019 13.1¢, 2020 13.2¢, 2021 13.3¢, 2022 15.7¢, 2023 15.9¢, 2024 16.0¢, 2025 17.8¢.0102011.5¢201011.9¢11.5¢201210.7¢12.0¢201412.6¢12.6¢201613.0¢12.8¢201813.1¢13.2¢202013.3¢15.7¢202215.9¢16.0¢202417.8¢
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Retail prices from the US EIA (Form 861). Energy & the data-center surge →

Hardest-hit cities statewide

The individual towns and townships with the most customers out right now.

ChicagoCOOK COUNTY80CiceroCOOK COUNTY80SchaumburgCOOK COUNTY80EvanstonCOOK COUNTY80Arlington HeightsCOOK COUNTY80SkokieCOOK COUNTY80PalatineCOOK COUNTY80Des PlainesCOOK COUNTY80

A decade of outages in Illinois

US annual reports →

Average hours without power per customer each year (EAGLE-I). Worst year in red.

Illinois outage hours per customer by year2015–2025: 2015 2.3h, 2016 1.5h, 2017 1.4h, 2018 2.5h, 2019 1.8h, 2020 5.9h, 2021 2.3h, 2022 1.6h, 2023 4.0h, 2024 3.0h, 2025 2.5h. Highlighted: 2020 (highest).02462.3h20151.5h20161.4h20172.5h20181.8h20195.9h20202.3h20211.6h20224.0h20233.0h20242.5h2025
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Illinois's worst year on record was 2020 (peak 756,576 customers out at once) · decade average 2.6 hrs per customer/yr.

See how Illinois ranks against every state →

What causes outages in Illinois

Share of outage-time by reported cause, aggregated across all counties.

Outage causes by share of outage-timeVehicle / accident 46.9%, Weather / storm 24.5%, Animal / wildlife 17%, Planned / maintenance 11.6%Vehicle / accidentVehicle / accident46.9%Weather / stormWeather / storm24.5%Animal / wildlifeAnimal / wildlife17%Planned / maintenancePlanned / maintenance11.6%
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A reported cause is available for 0% of outage-time over 2 months of live data. Shares are of the portion with a known cause; bars are scaled to the largest cause.

Official reliability (EIA 2025)

Source: US EIA
2.4 hrs
SAIDI, avg outage/customer/yr
0.9
SAIFI, outages/customer/yr

Major disturbances (DOE)

all →
  • - · - Other0
  • - · - Weather or natural disaster122,921
  • November 19, 2023 · - Suspicious activity0
  • October 26, 2023 · - Suspicious activity0
  • October 26, 2023 · - Suspicious activity0
  • September 15, 2023 · - Suspicious activity0

Electric providers in Illinois

0% of Illinois customers are served by utilities with a live county-level feed; 6% have no live feed. Our coverage →

All Illinois counties

Data from DOE/ORNL ODIN and DOE EAGLE-I, every source we read. Machine-readable data: /api/v1/live/map. Live data as of .