Power outages in Herrick, SD
Live outages for Herrick and the surrounding area, updated every 10 minutes. Herrick has 77 residents.
Right now
No live outage data for Herrick yet.
Outage map
HerrickGregory County
Outage history in Gregory County, which includes Herrick
2014–2025 recordGregory County averaged 2.3 significant outages a year in 2023–2025, fewer than most South Dakota counties.
In the 12 months to December 2025, there were 6. Half were over within 1.5 hours; the longest lasted 5 hours, starting July 28, 2025.
The largest on record began September 5, 2025, with 790 customers out at once.
2.3significant 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
i
Half of significant outages here ended sooner than this, and half lasted longer.9 hourslongest on record (December 2022)
790most 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. |
|---|---|---|---|
| September 5, 2025 | 790 | 15 minutes | 198 |
| July 28, 2025 | 542 | 5 hours | 1,205 |
| May 9, 2025 | 490 | 15 minutes | 123 |
| December 15, 2022 | 300 | 8.5 hours | 2,550 |
| December 16, 2022 | 300 | 9 hours | 2,625 |
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.