Power Outages in Sully County, SD
As of October 19, 2026 12:50 UTC, no outages are reported by Dakota Energy Coop Inc and Oahe Electric Coop Inc in Sully County, SD. There is no live feed for City of Onida - (SD) and WAPA-- Western Area Power Administration.
Sully County, SD is served by 4 tracked utilities.
Cite this data
- URL
- https://massoutage.com/south-dakota/sully-county
- As of
- October 19, 2026 12:50 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Sully County, SD", live data as of October 19, 2026 12:50 UTC. https://massoutage.com/south-dakota/sully-county
No active outages are reported by Dakota Energy Coop Inc and Oahe Electric Coop Inc in Sully County.
No live feed for City of Onida - (SD) and WAPA-- Western Area Power Administration: outages in theirservice area won't show here.
0.3%of this county's ~1,389 customers are served by utilities with a county-level live feed.
We can't see outages for: City of Onida - (SD), WAPA-- Western Area Power Administration. Their customers are not in any number on this page; check their own outage maps.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Dakota Energy Coop Inc | Live · county | 0 | 4 | 0.0% | - | - | - | |
| Oahe Electric Coop Inc | Live · county | 0 | - | - | - | 0 | - | |
| City of Onida - (SD) | No live feed | can't see | - | - | - | - | - | - |
| WAPA-- Western Area Power Administration | No live feed | can't see | - | - | - | - | - | - |
Dakota Energy Coop Inc and Oahe Electric Coop Inc reportevery town in the county on each poll, so 0 out is a real all-clear. ETRs are the utility's own estimates.
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Sully 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 (2)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 57564 | ≤11 | 0 | ≤11 | 0 |
| 57520 | ≤11 | 0 | ≤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 Sully County or any town and utility in it.
No active NWS alerts for Sully County right now.
Sully County has been under 33 National Weather Service alerts recently, most recently a Wind Advisory on October 16, 2026.
- Dense Fog Advisory ×14
- Severe Thunderstorm Warning ×7
- Special Weather Statement ×6
- Frost Advisory ×3
- Wind Advisory ×3
Hardest-hit cities in Sully County
Where this event is concentrated across the county's towns and townships.
Historical reliability
EAGLE-I historical coverage for this county is limited.
The US EIA reports South Dakota utilities averaged 4.7 hrs without power per customer (SAIDI) in 2025.
Cost of power in Sully County
ENERGY & AI DEMAND →Estimated residential electricity price for Sully 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.
- Dakota Energy Coop Inc16.3¢3,231 cust
- Oahe Electric Coop Inc10.5¢2,335 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 Low wildfire exposure.
Power outages in Sully County: FAQ
- Is there a power outage in Sully County, SD right now?
- No major outage is currently reported for Sully County, SD. Live coverage depends on whether local utilities report to ODIN.
Outages are tracked at the county level; these ZIP codes fall within Sully County.
57520, 57564
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 | - |
| Dakota Energy Coop Inc | - | Live · county | - |
| Oahe Electric Coop Inc | - | Live · county | - |
| City of Onida - (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. Machine-readable data: /api/v1/counties/46119 and /api/v1/counties/46119/history.