Power outages in Brown County, SD
We don't have a live outage feed for the utilities serving Brown County yet. Montana-Dakota Utilities Co, NorthWestern Energy - (SD) and Northern Electric Coop, Inc serve this county.
Right now
No live outage data for Brown County yet.
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This utility doesn't publish outage data we can read automatically, so it isn't in our totals. Its own outage map has its current outages.i
From EIA Form 861, the U.S. Energy Information Administration's yearly survey of every electric utility and the areas it serves.i
This utility doesn't publish outage data we can read automatically, so it isn't in our totals. Its own outage map has its current outages.i
From EIA Form 861, the U.S. Energy Information Administration's yearly survey of every electric utility and the areas it serves.i
This utility doesn't publish outage data we can read automatically, so it isn't in our totals. Its own outage map has its current outages.i
From EIA Form 861, the U.S. Energy Information Administration's yearly survey of every electric utility and the areas it serves.i
This utility doesn't publish outage data we can read automatically, so it isn't in our totals. Its own outage map has its current outages.i
From EIA Form 861, the U.S. Energy Information Administration's yearly survey of every electric utility and the areas it serves.i
This utility doesn't publish outage data we can read automatically, so it isn't in our totals. Its own outage map has its current outages.i
From EIA Form 861, the U.S. Energy Information Administration's yearly survey of every electric utility and the areas it serves.Outage map
Outage history in Brown County
2014–2025 recordBrown County averaged 9.7 significant outages a year in 2023–2025, more than most South Dakota counties.
In the 12 months to December 2025, there were 12. Half were over within 2.5 hours; the longest lasted 6 hours, starting November 25, 2025.
The largest on record began August 29, 2023, with 6,685 customers out at once.
Outages are most common in July.
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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.i
Half of significant outages here ended sooner than this, and half lasted longer.| 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. |
|---|---|---|---|
| August 29, 2023 | 6,685 | 1.5 hours | 8,808 |
| July 3, 2022 | 6,204 | 6 hours | 32,663 |
| July 6, 2022 | 5,328 | 2.5 hours | 12,275 |
| February 16, 2021 | 3,279 | 3 hours | 6,558 |
| May 23, 2023 | 3,268 | 2.5 hours | 5,025 |
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.
Utilities
- Montana-Dakota Utilities Co no live feed
- NorthWestern Energy - (SD) no live feed
- Northern Electric Coop, Inc no live feed
- WAPA-- Western Area Power Administration no live feed
- City of Groton - (SD) no live feed
- All South Dakota outages