Power Outages in McCook County, SD
Northern States Power Co - Minnesota has not reported outages here, but it only publishesactive outages, so that isn't a confirmed all-clear. Sioux Valley SW Elec Coop and Southeastern Electric Coop Inc - (SD) publish only a system-wide total, not county figures. There is no live feed for WAPA-- Western Area Power Administration. In 2025, the average customer here lost power for about 5.7 hours.
McCook County, SD is served by 4 tracked utilities.
Cite this data
- URL
- https://massoutage.com/south-dakota/mccook-county
- As of
- Not available
- Publisher
- MassOutage
MassOutage, "Power Outages in McCook County, SD". https://massoutage.com/south-dakota/mccook-county
Northern States Power Co - Minnesota only appearsin feeds while reporting outages, so no report isn't a confirmed all-clear.
Sioux Valley SW Elec Coop and Southeastern Electric Coop Inc - (SD) publish no county-level figures.
No live feed for WAPA-- Western Area Power Administration: outages in itsservice area won't show here.
0.0%of this county's ~3,881 customers are served by utilities with a county-level live feed.
We can't see outages for: WAPA-- Western Area Power Administration. Their customers are not in any number on this page; check their own outage maps.
Only visible while reporting outages: Northern States Power Co - Minnesota. Zero here is not a confirmed all-clear.
System-wide total only, no county split: Sioux Valley SW Elec Coop, Southeastern Electric Coop Inc - (SD).
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Northern States Power Co - Minnesota | Outages only | none reported | - | - | - | - | - | - |
| Sioux Valley SW Elec Coop | Live · total only | not by county | - | - | - | - | - | - |
| Southeastern Electric Coop Inc - (SD) | Live · total only | not by county | - | - | - | - | - | - |
| WAPA-- Western Area Power Administration | No live feed | can't see | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in McCook 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 (6)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 57058 | 19 | ≤11 | 14 | 0 |
| 57319 | 15 | 0 | 13 | 0 |
| 57374 | ≤11 | ≤11 | ≤11 | ≤11 |
| 57048 | ≤11 | 0 | ≤11 | 0 |
| 57047 | ≤11 | 0 | ≤11 | 0 |
| 57012 | ≤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 McCook County or any town and utility in it.
No active NWS alerts for McCook County right now.
McCook County has been under 4 National Weather Service alerts recently, most recently a Dense Fog Advisory on September 30, 2026.
- Dense Fog Advisory ×4
Latest McCook County, SD outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 5h 14m
- RESTORATION ETA
Restoration now estimated September 18, 2026
- RESTORATION ETA
Restoration now estimated September 18, 2026
- GREW
Outage grew to 1,533 customers out (49% of the county)
- OUTAGE BEGAN
Outage began: 744 customers out (24% of the county)
Hardest-hit cities in McCook County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in McCook County went about 5.7 hours without power. Peak simultaneous outage on record reached 1,889 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 5.7 hrs.
Worst year here was 2022 (peak 1,889 customers out) · decade average 7.1 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 34 | 392 | 0.7 |
| 2016 | 78 | 432 | 0.9 |
| 2017 | 51 | 389 | 0.7 |
| 2018 | 52 | 386 | 0.5 |
| 2019 | 83 | 1,151 | 19.1 |
| 2020 | 110 | 1,160 | 6.6 |
| 2021 | 93 | 403 | 3.3 |
| 2022 | 97 | 1,889 | 33.2 |
| 2023 | 140 | 790 | 4.2 |
| 2024 | 116 | 1,234 | 3.2 |
| 2025 | 184 | 1,715 | 5.7 |
Cost of power in McCook County
ENERGY & AI DEMAND →Estimated residential electricity price for McCook 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.
- Northern States Power Co - Minnesota13.1¢94,137 cust
- Sioux Valley SW Elec Coop13.9¢22,989 cust
- 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 · 7.1 hrs/yr of outages over the last decade.
Power outages in McCook County: FAQ
- How often does McCook County, SD lose power?
- Based on EAGLE-I records, McCook County, SD logged 184 distinct outage events in 2025, averaging about 5.7 hours without power per customer over the year.
- What was the worst power outage in McCook County, SD?
- The largest tracked outage peaked at 1,889 customers without power, beginning May 12, 2022 and lasting about 20d 14h.
- Is there a power outage in McCook County, SD right now?
- No major outage is currently reported for McCook County, SD. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve McCook County, SD?
- Tracked electric providers include Northern States Power Co - Minnesota, Southeastern Electric Coop Inc - (SD).
Outages are tracked at the county level; these ZIP codes fall within McCook County.
57012, 57047, 57048, 57058, 57319, 57374
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Northern States Power Co - Minnesota | 3.6 hrs | Outages only | - |
| Sioux Valley SW Elec Coop | 1.1 hrs | Live · total only | - |
| WAPA-- Western Area Power Administration | - | No live feed | - |
| Southeastern Electric Coop Inc - (SD) | - | Live · total only | - |
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/46087 and /api/v1/counties/46087/history.