Is the power out in 53940?
Live answer for ZIP 53940 (Lake Delton 100% of the ZIP; Sauk County), updated every 10 minutes.
Right now in 53940
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Outage map
ZIP 53940Sauk County
Outage history in Sauk County, which includes 53940
2014–2025 recordSauk County averaged 12 significant outages a year in 2023–2025, about typical for Wisconsin counties.
In the 12 months to December 2025, there were 10. Half were over within 2 hours; the longest lasted 6 hours, starting June 23, 2025.
The largest on record began July 29, 2023, with 9,935 customers out at once.
Outages are most common in June.
12significant 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.1.5 hourstypical (median) length
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Half of significant outages here ended sooner than this, and half lasted longer.32 hourslongest on record (July 2023)
9,935most 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. |
|---|---|---|---|
| July 29, 2023 | 9,935 | 32 hours | 89,550 |
| December 5, 2017 | 7,586 | 1 hour | 7,582 |
| December 15, 2022 | 5,871 | 30 hours | 48,200 |
| June 11, 2016 | 5,532 | 13 hours | 24,139 |
| June 23, 2025 | 4,932 | 6 hours | 12,317 |
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.
This ZIP is in
- Lake Delton 100% of the ZIP
- Sauk County
- Wisconsin