Power outages in Round Lake Heights, IL
Live outages for Round Lake Heights and the surrounding area, updated every 10 minutes. Round Lake Heights has 2,580 residents.
Right now
No live outage data for Round Lake Heights yet.
Outage map
Outage history in Lake County, which includes Round Lake Heights
2014–2025 recordLake County averaged 1.7 significant outages a year in 2023–2025, fewer than most Illinois counties.
In the 12 months to December 2025, there were 1. Half were over within 2.5 hours; the longest lasted 2.5 hours, starting August 17, 2025.
The largest on record began August 11, 2021, with 42,379 customers out at once.
Outages are most common in August.
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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.i
Half of significant outages here ended sooner than this, and half lasted longer.| 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 | 42,379 | 1.7 days | 714,537 |
| August 10, 2020 | 28,909 | 24 hours | 343,240 |
| August 27, 2024 | 23,670 | 13 hours | 166,416 |
| November 26, 2018 | 20,513 | 25 hours | 376,341 |
| February 23, 2023 | 14,719 | 17 hours | 165,426 |
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.