Power Outages in Perkins County, SD
As of October 15, 2026 00:30 UTC, about 1 customers are without power in Perkins County, SD across 1 reported incident. Grand Electric Coop, Inc publishes only a system-wide total, not county figures. There is no live feed for WAPA-- Western Area Power Administration, so outages in their service area aren't counted. In 2025, the average customer here lost power for about 28.9 hours.
Perkins County, SD is served by 3 tracked utilities.
Cite this data
- URL
- https://massoutage.com/south-dakota/perkins-county
- As of
- October 15, 2026 00:30 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Perkins County, SD", live data as of October 15, 2026 00:30 UTC. https://massoutage.com/south-dakota/perkins-county
Not counted: no live feed for WAPA-- Western Area Power Administration.
0.0%of this county's ~3,172 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: Montana-Dakota Utilities Co. Zero here is not a confirmed all-clear.
System-wide total only, no county split: Grand Electric Coop, Inc.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Grand Electric Coop, Inc | Live · total only | not by county | - | - | - | - | - | - |
| Montana-Dakota Utilities Co | Outages only | none reported | - | - | - | - | - | - |
| WAPA-- Western Area Power Administration | No live feed | can't see | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Perkins 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 (5)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 57638 | 19 | 0 | 16 | 0 |
| 57626 | 13 | 0 | 12 | 0 |
| 57644 | ≤11 | 0 | ≤11 | 0 |
| 57640 | ≤11 | 0 | ≤11 | 0 |
| 57620 | ≤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 Perkins County or any town and utility in it.
- Wind AdvisoryMODERATE
Perkins County has been under 16 National Weather Service alerts recently, most recently a Wind Advisory on October 15, 2026.
- Severe Thunderstorm Warning ×6
- Wind Advisory ×4
- Special Weather Statement ×3
- Freeze Warning ×2
- Dense Fog Advisory ×1
Hardest-hit cities in Perkins County
Where this event is concentrated across the county's towns and townships.
Live outage counts are tracked at the county level; a city-by-city split within Perkins Countyisn't available yet.
Historical reliability
In 2025, the average customer in Perkins County went about 28.9 hours without power. Peak simultaneous outage on record reached 890 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 28.9 hrs.
Worst year here was 2022 (peak 890 customers out) · decade average 27.4 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2017 | 7 | 759 | 1.7 |
| 2018 | 7 | 763 | 3.4 |
| 2019 | 74 | 890 | 16.1 |
| 2020 | 109 | 773 | 14.2 |
| 2021 | 97 | 890 | 23.3 |
| 2022 | 112 | 890 | 105.3 |
| 2023 | 113 | 890 | 23.0 |
| 2024 | 118 | 890 | 31.0 |
| 2025 | 74 | 890 | 28.9 |
Cost of power in Perkins County
ENERGY & AI DEMAND →Estimated residential electricity price for Perkins 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.
- Montana-Dakota Utilities Co13.0¢6,348 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 ice storms exposure · 27.4 hrs/yr of outages over the last decade.
Power outages in Perkins County: FAQ
- How often does Perkins County, SD lose power?
- Based on EAGLE-I records, Perkins County, SD logged 74 distinct outage events in 2025, averaging about 28.9 hours without power per customer over the year.
- What was the worst power outage in Perkins County, SD?
- The largest tracked outage peaked at 890 customers without power, beginning September 5, 2019 and lasting about 9h 15m.
- Is there a power outage in Perkins County, SD right now?
- Yes, about 1 customers are currently without power across 1 reported incident(s).
- Which utilities serve Perkins County, SD?
- Tracked electric providers include Grand Electric Coop, Inc.
Outages are tracked at the county level; these ZIP codes fall within Perkins County.
57620, 57626, 57638, 57640, 57644, 57649
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Montana-Dakota Utilities Co | 2.4 hrs | Outages only | - |
| WAPA-- Western Area Power Administration | - | No live feed | - |
| Grand Electric Coop, Inc | - | 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/46105 and /api/v1/counties/46105/history. Live data as of .