Power Outages in McHenry County, IL
No live outage feed is available for McHenry County, IL yet — live coverage depends on local utilities reporting to ODIN. In 2025, the average customer here lost power for about 3.0 hours.
McHenry County, IL is served by local tracked utilities.
McHenry County's utilities do not report live data to ODIN, so real-time outage counts aren't available here. The historical record below is complete.
- Air Quality AlertUNKNOWN
- Air Quality AlertUNKNOWN
McHenry County has been under 10 National Weather Service alerts recently — most recently a Air Quality Alert on July 18, 2026.
- Air Quality Alert ×10
Hardest-hit cities in McHenry County
Where this event is concentrated across the county's towns and townships.
- Crystal Lakeno active outage
Historical reliability
In 2025, the average customer in McHenry County went about 3.0 hours without power. Peak simultaneous outage on record reached 36,109 customers.
Worst year here was 2021 (peak 30,959 customers out) · decade average 3.4 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 853 | 16,151 | 2.0 |
| 2016 | 416 | 2,911 | 0.5 |
| 2017 | 749 | 10,546 | 2.7 |
| 2018 | 854 | 24,431 | 3.7 |
| 2019 | 863 | 10,378 | 3.0 |
| 2020 | 927 | 18,037 | 3.4 |
| 2021 | 927 | 30,959 | 7.9 |
| 2022 | 992 | 6,074 | 1.7 |
| 2023 | 1,024 | 36,109 | 7.9 |
| 2024 | 1,044 | 4,149 | 1.7 |
| 2025 | 990 | 13,250 | 3.0 |
Relatively High high winds exposure · 3.4 hrs/yr of outages over the last decade.
Power outages in McHenry County: FAQ
- How often does McHenry County, IL lose power?
- Based on EAGLE-I records, McHenry County, IL logged 990 distinct outage events in 2025, averaging about 3.0 hours without power per customer over the year.
- What was the worst power outage in McHenry County, IL?
- The largest tracked outage peaked at 36,109 customers without power, beginning February 22, 2023 and lasting about 3d 12h.
- Is there a power outage in McHenry County, IL right now?
- No major outage is currently reported for McHenry County, IL. Live coverage depends on whether local utilities report to ODIN.
Crystal Lake. Outage counts for these communities are reported at the McHenry County level shown above.
Outages are tracked at the county level; these ZIP codes fall within McHenry County.
60012, 60013, 60014, 60021, 60033, 60034, 60050, 60051, 60071, 60072, 60081, 60097, 60098, 60102, 60142, 60152, 60156, 60180
Machine-readable data: /api/v1/counties/17111 and /api/v1/counties/17111/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Illinois customers).