Power Outages in Corson County, SD
No live outage feed is available for Corson County, SD yet — live coverage depends on local utilities reporting to ODIN. In 2025, the average customer here lost power for about 2.3 hours.
Corson County, SD is served by local tracked utilities.
Corson County's utilities do not report live data to ODIN, so real-time outage counts aren't available here. The historical record below is complete.
- Heat AdvisoryMODERATE
Corson County has been under 22 National Weather Service alerts recently — most recently a Heat Advisory on July 19, 2026.
- Extreme Heat Warning ×8
- Heat Advisory ×7
- Red Flag Warning ×4
- Fire Weather Watch ×2
- Special Weather Statement ×1
Hardest-hit cities in Corson County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Corson County went about 2.3 hours without power. Peak simultaneous outage on record reached 281 customers.
Worst year here was 2024 (peak 281 customers out) · decade average 0.8 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2017 | 7 | 143 | 0.1 |
| 2018 | 4 | 142 | 0.3 |
| 2019 | 2 | 46 | 0.0 |
| 2020 | 8 | 139 | 0.5 |
| 2021 | 9 | 140 | 0.2 |
| 2022 | 7 | 141 | 0.8 |
| 2023 | 4 | 59 | 0.0 |
| 2024 | 81 | 281 | 2.8 |
| 2025 | 117 | 201 | 2.3 |
Relatively Moderate winter weather exposure · 0.8 hrs/yr of outages over the last decade.
FEMA rates this county’s social vulnerability very high — outages hit harder where communities are less able to respond and recover.
All hazard rankings →Power outages in Corson County: FAQ
- How often does Corson County, SD lose power?
- Based on EAGLE-I records, Corson County, SD logged 117 distinct outage events in 2025, averaging about 2.3 hours without power per customer over the year.
- What was the worst power outage in Corson County, SD?
- The largest tracked outage peaked at 281 customers without power, beginning November 27, 2024 and lasting about 2h 30m.
- Is there a power outage in Corson County, SD right now?
- No major outage is currently reported for Corson County, SD. Live coverage depends on whether local utilities report to ODIN.
Outages are tracked at the county level; these ZIP codes fall within Corson County.
57621, 57633, 57634, 57639, 57641, 57642, 57645, 57657, 57658, 57659, 57660
Machine-readable data: /api/v1/counties/46031 and /api/v1/counties/46031/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of South Dakota customers).