Power outages in Madison, SD
Live outages for Madison and the surrounding area, updated every 10 minutes. Madison has 6,065 residents.
Right now
No live outage data for Madison yet.
Outage map
MadisonLake County
Outage history in Lake County, which includes Madison
2014–2025 recordLake County averaged 8.7 significant outages a year in 2023–2025, about typical for South Dakota counties.
In the 12 months to December 2025, there were 8. Half were over within 45 minutes; the longest lasted 6 hours, starting June 12, 2025.
The largest on record began October 2, 2017, with 4,106 customers out at once.
Outages are most common in July.
8.7significant 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.4.1 dayslongest on record (May 2022)
4,106most 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. |
|---|---|---|---|
| October 2, 2017 | 4,106 | 10 hours | 20,182 |
| May 12, 2022 | 3,402 | 4.1 days | 141,923 |
| November 8, 2017 | 2,421 | 6 hours | 11,015 |
| November 10, 2022 | 1,337 | 1 hour | 1,337 |
| May 30, 2022 | 905 | 15 minutes | 226 |
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.