Power outages in Belvidere, IL
Live outages for Belvidere and the surrounding area, updated every 10 minutes. Belvidere has 25,462 residents.
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No live outage data for Belvidere yet.
Outage map
BelvidereBoone County
Outage history in Boone County, which includes Belvidere
2014–2025 recordBoone County averaged 12 significant outages a year in 2023–2025, about typical for Illinois counties.
In the 12 months to December 2025, there were 14. Half were over within 45 minutes; the longest lasted 2.3 days, starting August 16, 2025.
The largest on record began August 16, 2025, with 7,254 customers out at once.
12significant 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.1.5 hourstypical (median) length
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Half of significant outages here ended sooner than this, and half lasted longer.2.9 dayslongest on record (August 2020)
7,254most 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 16, 2025 | 7,254 | 2.3 days | 109,350 |
| October 21, 2015 | 5,586 | 1.5 hours | 5,547 |
| June 29, 2017 | 3,971 | 22 hours | 23,332 |
| February 22, 2023 | 2,892 | 2.1 days | 69,636 |
| April 1, 2023 | 2,640 | 25 hours | 38,813 |
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.