Power Outages in Hamlin County, SD
As of October 19, 2026 11:50 UTC, no outages are reported by H-D Electric Coop Inc, Otter Tail Power Co, Codington-Clark Elec Coop, Inc, Sioux Valley SW Elec Coop, Kingsbury Electric Coop, Inc and NorthWestern Energy - (SD) in Hamlin County, SD. There is no live feed for City of Bryant - (SD), City of Estelline - (SD) and WAPA-- Western Area Power Administration. In 2025, the average customer here lost power for about 2.9 hours.
Hamlin County, SD is served by 9 tracked utilities.
Cite this data
- URL
- https://massoutage.com/south-dakota/hamlin-county
- As of
- October 19, 2026 11:50 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Hamlin County, SD", live data as of October 19, 2026 11:50 UTC. https://massoutage.com/south-dakota/hamlin-county
No active outages are reported by H-D Electric Coop Inc, Otter Tail Power Co, Codington-Clark Elec Coop, Inc, Sioux Valley SW Elec Coop, Kingsbury Electric Coop, Inc and NorthWestern Energy - (SD) in Hamlin County.
No live feed for City of Bryant - (SD), City of Estelline - (SD) and WAPA-- Western Area Power Administration: outages in theirservice area won't show here.
78%of this county's ~4,131 customers are served by utilities with a county-level live feed.
We can't see outages for: City of Bryant - (SD), City of Estelline - (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 |
|---|---|---|---|---|---|---|---|---|
| H-D Electric Coop Inc | Live · county | 0 | 2,099 | 0.0% | - | - | - | |
| Otter Tail Power Co | Live · county | 0 | 1,097 | 0.0% | - | - | - | |
| Codington-Clark Elec Coop, Inc | Live · county | 0 | 13 | 0.0% | - | - | - | |
| Sioux Valley SW Elec Coop | Live · county | 0 | 1 | 0.0% | - | - | - | |
| Kingsbury Electric Coop, Inc | Live · county | 0 | - | - | - | 0 | - | |
| NorthWestern Energy - (SD) | Live · county | 0 | - | - | - | 0 | - | |
| City of Bryant - (SD) | No live feed | can't see | - | - | - | - | - | - |
| City of Estelline - (SD) | No live feed | can't see | - | - | - | - | - | - |
| WAPA-- Western Area Power Administration | No live feed | can't see | - | - | - | - | - | - |
H-D Electric Coop Inc, Otter Tail Power Co, Codington-Clark Elec Coop, Inc, Sioux Valley SW Elec Coop, Kingsbury Electric Coop, Inc and NorthWestern Energy - (SD) 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 Hamlin 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 |
|---|---|---|---|---|
| 57248 | 19 | ≤11 | 14 | 0 |
| 57223 | 18 | ≤11 | ≤11 | 0 |
| 57241 | ≤11 | 0 | ≤11 | 0 |
| 57234 | ≤11 | ≤11 | ≤11 | 0 |
| 57221 | ≤11 | ≤11 | ≤11 | ≤11 |
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 Hamlin County or any town and utility in it.
No active NWS alerts for Hamlin County right now.
Hamlin County has been under 18 National Weather Service alerts recently, most recently a Special Weather Statement on October 17, 2026.
- Dense Fog Advisory ×10
- Special Weather Statement ×5
- Freeze Warning ×3
Hardest-hit cities in Hamlin County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Hamlin County went about 2.9 hours without power. Peak simultaneous outage on record reached 2,092 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 2.9 hrs.
Worst year here was 2022 (peak 2,092 customers out) · decade average 11.0 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2018 | 2 | 1 | 0.0 |
| 2019 | 71 | 510 | 1.2 |
| 2020 | 125 | 1,049 | 22.7 |
| 2021 | 122 | 741 | 24.4 |
| 2022 | 127 | 2,092 | 25.0 |
| 2023 | 129 | 629 | 7.8 |
| 2024 | 146 | 913 | 3.7 |
| 2025 | 186 | 930 | 2.9 |
Cost of power in Hamlin County
ENERGY & AI DEMAND →Estimated residential electricity price for Hamlin 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.
- NorthWestern Energy - (SD)13.4¢51,787 cust
- Sioux Valley SW Elec Coop13.9¢22,989 cust
- Otter Tail Power Co11.4¢9,094 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 · 11.0 hrs/yr of outages over the last decade.
Power outages in Hamlin County: FAQ
- How often does Hamlin County, SD lose power?
- Based on EAGLE-I records, Hamlin County, SD logged 186 distinct outage events in 2025, averaging about 2.9 hours without power per customer over the year.
- What was the worst power outage in Hamlin County, SD?
- The largest tracked outage peaked at 2,092 customers without power, beginning May 12, 2022 and lasting about 3d 19h.
- Is there a power outage in Hamlin County, SD right now?
- No major outage is currently reported for Hamlin County, SD. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Hamlin County, SD?
- Tracked electric providers include H-D Electric Coop Inc, Otter Tail Power Co.
Outages are tracked at the county level; these ZIP codes fall within Hamlin County.
57221, 57223, 57241, 57242, 57248
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Otter Tail Power Co | 8.9 hrs | Live · county | - |
| NorthWestern Energy - (SD) | 2.0 hrs | Live · county | - |
| Sioux Valley SW Elec Coop | 1.1 hrs | Live · county | - |
| WAPA-- Western Area Power Administration | - | No live feed | - |
| Codington-Clark Elec Coop, Inc | - | Live · county | - |
| H-D Electric Coop Inc | - | Live · county | - |
| Kingsbury Electric Coop, Inc | - | Live · county | - |
| City of Estelline - (SD) | - | No live feed | - |
| City of Bryant - (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/46057 and /api/v1/counties/46057/history.