Power outages in Big Rock, IL
Live outages for Big Rock and the surrounding area, updated every 10 minutes. Big Rock has 1,090 residents.
Right now
No live outage data for Big Rock yet.
Outage map
Big RockKane County
Outage history in Kane County, which includes Big Rock
2014–2025 recordKane County averaged 8 significant outages a year in 2023–2025, fewer than most Illinois counties.
In the 12 months to December 2025, there were 9. Half were over within 1 hour; the longest lasted 35 hours, starting August 16, 2025.
The largest on record began August 11, 2021, with 23,054 customers out at once.
Outages are most common in July.
8significant outages a year (2023–2025)
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At least 1% of the area's customers, and at least 100, without power at the same time. Outages less than 6 hours apart count as one.1 hourtypical (median) length
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Half of significant outages here ended sooner than this, and half lasted longer.2.1 dayslongest on record (February 2023)
23,054most customers out at once
| Largest events (start) | Peak out | LastediHow long this area stayed at or above the significant-outage line, not how long any one home was without power. | Customer-hoursiCustomers out multiplied by hours out, added up over the event. 1,000 customers out for 3 hours is 3,000 customer-hours. |
|---|---|---|---|
| August 11, 2021 | 23,054 | 1.9 days | 321,576 |
| February 22, 2023 | 19,833 | 2.1 days | 423,826 |
| August 16, 2025 | 18,870 | 35 hours | 288,698 |
| August 29, 2018 | 15,488 | 16 hours | 110,717 |
| July 10, 2020 | 15,376 | 23 hours | 201,993 |
Recorded outages from EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0).i
From EAGLE-I, Oak Ridge National Laboratory's record of utility outage data every 15 minutes since 2014 (CC BY 4.0). It covered about 9 in 10 U.S. customers.