Power outages in Alton, MO
Live outages for Alton and the surrounding area, updated every 10 minutes. Alton has 702 residents.
Right now
No live outage data for Alton yet.
Outage map
AltonOregon County
Outage history in Oregon County, which includes Alton
2014–2025 recordOregon County averaged 15 significant outages a year in 2023–2025, fewer than most Missouri counties.
In the 12 months to December 2025, there were 13. Half were over within 2 hours; the longest lasted 5.6 days, starting March 15, 2025.
The largest on record began January 25, 2023, with 3,780 customers out at once.
Outages are most common in August.
15significant 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.2 hourstypical (median) length
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Half of significant outages here ended sooner than this, and half lasted longer.5.6 dayslongest on record (March 2025)
3,780most 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. |
|---|---|---|---|
| January 25, 2023 | 3,780 | 3.5 days | 152,384 |
| October 2, 2025 | 2,084 | 1.5 hours | 3,126 |
| November 6, 2022 | 2,071 | 5 hours | 10,355 |
| March 15, 2025 | 1,824 | 5.6 days | 107,341 |
| April 21, 2023 | 1,422 | 7 hours | 1,095 |
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.