Power outages in Vienna, SD
Live outages for Vienna and the surrounding area, updated every 10 minutes. Vienna has 54 residents.
Right now
No live outage data for Vienna yet.
Outage map
ViennaClark County
Outage history in Clark County, which includes Vienna
2014–2025 recordClark County averaged 4.7 significant outages a year in 2023–2025, about typical for South Dakota counties.
In the 12 months to December 2025, there were 7. Half were over within 2.5 hours; the longest lasted 3 hours, starting June 22, 2025.
The largest on record began June 11, 2025, with 1,953 customers out at once.
Outages are most common in June.
4.7significant 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.2.5 hourstypical (median) length
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Half of significant outages here ended sooner than this, and half lasted longer.11 hourslongest on record (December 2022)
1,953most 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. |
|---|---|---|---|
| June 11, 2025 | 1,953 | 2.5 hours | 3,110 |
| April 14, 2025 | 1,339 | 2 hours | 1,179 |
| December 10, 2025 | 1,283 | 3 hours | 2,874 |
| December 14, 2022 | 831 | 6 hours | 2,651 |
| May 13, 2022 | 676 | 7 hours | 2,792 |
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.