Power Outages in Clay County, SD
Clay-Union Electric Corp and Southeastern Electric Coop Inc - (SD) publish only a system-wide total, not county figures. There is no live feed for City of Vermillion - (SD) and WAPA-- Western Area Power Administration. In 2025, the average customer here lost power for about 0.0 hours.
Clay County, SD is served by 4 tracked utilities.
Cite this data
- URL
- https://massoutage.com/south-dakota/clay-county
- As of
- Not available
- Publisher
- MassOutage
MassOutage, "Power Outages in Clay County, SD". https://massoutage.com/south-dakota/clay-county
Clay-Union Electric Corp and Southeastern Electric Coop Inc - (SD) publish no county-level figures.
No live feed for City of Vermillion - (SD) and WAPA-- Western Area Power Administration: outages in theirservice area won't show here.
0.0%of this county's ~12,189 customers are served by utilities with a county-level live feed.
We can't see outages for: City of Vermillion - (SD), WAPA-- Western Area Power Administration. Their customers are not in any number on this page; check their own outage maps.
System-wide total only, no county split: Clay-Union Electric Corp, Southeastern Electric Coop Inc - (SD).
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Clay-Union Electric Corp | Live · total only | not by county | - | - | - | - | - | - |
| Southeastern Electric Coop Inc - (SD) | Live · total only | not by county | - | - | - | - | - | - |
| City of Vermillion - (SD) | No live feed | can't see | - | - | - | - | - | - |
| WAPA-- Western Area Power Administration | No live feed | can't see | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Clay Countywho rely on electricity-dependent medical equipment (ventilators, oxygen concentrators, home dialysis, powered wheelchairs, and more). HHS reports counts of 1–10 as “≤11”. Medicare only, so the full at-risk population is larger.
By ZIP code (3)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 57069 | 71 | ≤11 | 55 | 0 |
| 57073 | ≤11 | 0 | ≤11 | 0 |
| 57010 | ≤11 | ≤11 | ≤11 | 0 |
Emergency managers can request identified beneficiary lists through their state health department via the HHS emPOWER program.
Outage began, grew, restoration estimate changed, restored: by email, Slack, Teams, Discord or signed webhook, for Clay County or any town and utility in it.
- Freeze WarningSEVERE
Clay County has been under 14 National Weather Service alerts recently, most recently a Freeze Warning on October 17, 2026.
- Severe Thunderstorm Warning ×7
- Dense Fog Advisory ×4
- Freeze Warning ×2
- Freeze Watch ×1
Hardest-hit cities in Clay County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Clay County went about 0.0 hours without power. Peak simultaneous outage on record reached 100 customers.
The US EIA reports South Dakota utilities averaged 4.7 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 0.0 hrs.
Worst year here was 2020 (peak 100 customers out) · decade average 0.1 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2019 | 9 | 87 | 0.0 |
| 2020 | 19 | 100 | 0.2 |
| 2021 | 14 | 94 | 0.1 |
| 2022 | 14 | 71 | 0.1 |
| 2023 | 14 | 72 | 0.0 |
| 2024 | 7 | 29 | 0.0 |
| 2025 | 5 | 13 | 0.0 |
Cost of power in Clay County
ENERGY & AI DEMAND →Estimated residential electricity price for Clay County, customer-weighted across the utilities serving it (US EIA, 2025). Retail prices aren't published at the county level; this is a derived estimate.
- Southeastern Electric Coop Inc - (SD)13.0¢20,959 cust
Weighted by each utility's residential customer count (utilities report customers at the state level; a per-county share isn't published). Rising retail prices track a national demand surge; see energy & the data-center boom.
Relatively Moderate ice storms exposure · 0.1 hrs/yr of outages over the last decade.
Power outages in Clay County: FAQ
- How often does Clay County, SD lose power?
- Based on EAGLE-I records, Clay County, SD logged 5 distinct outage events in 2025, averaging about 0.0 hours without power per customer over the year.
- What was the worst power outage in Clay County, SD?
- The largest tracked outage peaked at 100 customers without power, beginning June 9, 2020 and lasting about 5h 30m.
- Is there a power outage in Clay County, SD right now?
- No major outage is currently reported for Clay County, SD. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Clay County, SD?
- Tracked electric providers include Southeastern Electric Coop Inc - (SD).
Outages are tracked at the county level; these ZIP codes fall within Clay County.
57010, 57069, 57073
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| WAPA-- Western Area Power Administration | - | No live feed | - |
| Southeastern Electric Coop Inc - (SD) | - | Live · total only | - |
| Clay-Union Electric Corp | - | Live · total only | - |
| City of Vermillion - (SD) | - | No live feed | - |
Data from DOE/ORNL ODIN, DOE EAGLE-I, EIA Form 861 (utility reliability), EIA electricity retail prices and FEMA National Risk Index, every source we read. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of South Dakota customers). Machine-readable data: /api/v1/counties/46027 and /api/v1/counties/46027/history.