Power Outages in Ontonagon County, MI
No live outage feed is available for Ontonagon County, MI yet — live coverage depends on local utilities reporting to ODIN. In 2025, the average customer here lost power for about 16.4 hours.
Ontonagon County, MI is served by local tracked utilities.
Ontonagon 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
Ontonagon County has been under 13 National Weather Service alerts recently — most recently a Air Quality Alert on July 18, 2026.
- Air Quality Alert ×6
- Extreme Heat Warning ×4
- Heat Advisory ×3
Hardest-hit cities in Ontonagon County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Ontonagon County went about 16.4 hours without power. Peak simultaneous outage on record reached 4,600 customers.
Worst year here was 2025 (peak 2,384 customers out) · decade average 6.3 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 114 | 1,268 | 1.7 |
| 2016 | 165 | 2,150 | 10.5 |
| 2017 | 156 | 680 | 4.7 |
| 2018 | 88 | 631 | 1.3 |
| 2019 | 110 | 1,561 | 4.3 |
| 2020 | 209 | 4,600 | 9.4 |
| 2021 | 158 | 695 | 4.7 |
| 2022 | 160 | 1,173 | 6.9 |
| 2023 | 127 | 2,518 | 4.7 |
| 2024 | 150 | 1,294 | 4.3 |
| 2025 | 211 | 2,384 | 16.4 |
Relatively Low winter weather exposure · 6.3 hrs/yr of outages over the last decade.
FEMA rates this county’s social vulnerability relatively high — outages hit harder where communities are less able to respond and recover.
All hazard rankings →Power outages in Ontonagon County: FAQ
- How often does Ontonagon County, MI lose power?
- Based on EAGLE-I records, Ontonagon County, MI logged 211 distinct outage events in 2025, averaging about 16.4 hours without power per customer over the year.
- What was the worst power outage in Ontonagon County, MI?
- The largest tracked outage peaked at 4,600 customers without power, beginning July 19, 2020 and lasting about 20h 45m.
- Is there a power outage in Ontonagon County, MI right now?
- No major outage is currently reported for Ontonagon County, MI. Live coverage depends on whether local utilities report to ODIN.
Outages are tracked at the county level; these ZIP codes fall within Ontonagon County.
49910, 49912, 49925, 49929, 49948, 49953, 49960, 49971
Machine-readable data: /api/v1/counties/26131 and /api/v1/counties/26131/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Michigan customers).