Power Outages in Sioux County, IA
Interstate Power and Light Co, Lyon Rural Electric Coop, MidAmerican Energy Co and North West Rural Electric Coop publish only a system-wide total, not county figures. There is no live feed for City of Alton, City of Hawarden - (IA), City of Orange City - (IA), City of Sioux Center and WAPA-- Western Area Power Administration. In 2025, the average customer here lost power for about 3.7 hours.
Sioux County, IA is served by 9 tracked utilities.
Cite this data
- URL
- https://massoutage.com/iowa/sioux-county
- As of
- Not available
- Publisher
- MassOutage
MassOutage, "Power Outages in Sioux County, IA". https://massoutage.com/iowa/sioux-county
Interstate Power and Light Co, Lyon Rural Electric Coop, MidAmerican Energy Co and North West Rural Electric Coop publish no county-level figures.
No live feed for City of Alton, City of Hawarden - (IA), City of Orange City - (IA), City of Sioux Center and WAPA-- Western Area Power Administration: outages in theirservice area won't show here.
0.0%of this county's ~17,143 customers are served by utilities with a county-level live feed.
We can't see outages for: City of Alton, City of Hawarden - (IA), City of Orange City - (IA), City of Sioux Center, 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: Interstate Power and Light Co, Lyon Rural Electric Coop, MidAmerican Energy Co, North West Rural Electric Coop.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Interstate Power and Light Co | Live · total only | not by county | - | - | - | - | - | - |
| Lyon Rural Electric Coop | Live · total only | not by county | - | - | - | - | - | - |
| MidAmerican Energy Co | Live · total only | not by county | - | - | - | - | - | - |
| North West Rural Electric Coop | Live · total only | not by county | - | - | - | - | - | - |
| City of Alton | No live feed | can't see | - | - | - | - | - | - |
| City of Hawarden - (IA) | No live feed | can't see | - | - | - | - | - | - |
| City of Orange City - (IA) | No live feed | can't see | - | - | - | - | - | - |
| City of Sioux Center | 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 Sioux 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 (10)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 51250 | 57 | ≤11 | 38 | 0 |
| 51041 | 43 | ≤11 | 30 | 0 |
| 51247 | 32 | ≤11 | 25 | ≤11 |
| 51023 | 29 | ≤11 | 25 | 0 |
| 51239 | 19 | 0 | 14 | ≤11 |
| 51238 | ≤11 | 0 | ≤11 | 0 |
| 51234 | ≤11 | ≤11 | ≤11 | 0 |
| 51036 | ≤11 | 0 | ≤11 | 0 |
| 51027 | ≤11 | ≤11 | ≤11 | 0 |
| 51003 | ≤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 Sioux County or any town and utility in it.
No active NWS alerts for Sioux County right now.
Sioux County has been under 26 National Weather Service alerts recently, most recently a Freeze Warning on October 17, 2026.
- Severe Thunderstorm Warning ×16
- Dense Fog Advisory ×3
- Flash Flood Warning ×3
- Freeze Warning ×3
- Freeze Watch ×1
Hardest-hit cities in Sioux County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Sioux County went about 3.7 hours without power. Peak simultaneous outage on record reached 4,636 customers.
The US EIA reports Iowa utilities averaged 3.1 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 3.7 hrs.
Worst year here was 2025 (peak 4,060 customers out) · decade average 1.5 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 77 | 1,770 | 0.2 |
| 2016 | 143 | 2,069 | 0.7 |
| 2017 | 160 | 305 | 0.5 |
| 2018 | 223 | 1,467 | 0.8 |
| 2019 | 250 | 4,636 | 3.4 |
| 2020 | 237 | 2,459 | 0.9 |
| 2021 | 228 | 791 | 0.7 |
| 2022 | 223 | 3,204 | 2.1 |
| 2023 | 186 | 768 | 0.6 |
| 2024 | 230 | 3,265 | 3.2 |
| 2025 | 235 | 4,060 | 3.7 |
Cost of power in Sioux County
ENERGY & AI DEMAND →Estimated residential electricity price for Sioux 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.
- MidAmerican Energy Co11.2¢639,558 cust
- Interstate Power and Light Co17.8¢419,451 cust
- North West Rural Electric Coop9.4¢9,461 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 High winter weather exposure · 1.5 hrs/yr of outages over the last decade.
Power outages in Sioux County: FAQ
- How often does Sioux County, IA lose power?
- Based on EAGLE-I records, Sioux County, IA logged 235 distinct outage events in 2025, averaging about 3.7 hours without power per customer over the year.
- What was the worst power outage in Sioux County, IA?
- The largest tracked outage peaked at 4,636 customers without power, beginning April 10, 2019 and lasting about 2d 21h.
- Is there a power outage in Sioux County, IA right now?
- No major outage is currently reported for Sioux County, IA. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Sioux County, IA?
- Tracked electric providers include MidAmerican Energy Co, North West Rural Electric Coop.
Outages are tracked at the county level; these ZIP codes fall within Sioux County.
51003, 51011, 51023, 51027, 51036, 51041, 51201, 51234, 51238, 51239, 51244, 51247, 51250
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| MidAmerican Energy Co | 3.6 hrs | Live · total only | - |
| WAPA-- Western Area Power Administration | - | No live feed | - |
| Interstate Power and Light Co | - | Live · total only | - |
| North West Rural Electric Coop | - | Live · total only | - |
| Lyon Rural Electric Coop | - | Live · total only | - |
| City of Orange City - (IA) | - | No live feed | - |
| City of Hawarden - (IA) | - | No live feed | - |
| City of Alton | - | No live feed | - |
| City of Sioux Center | - | 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 Iowa customers). Machine-readable data: /api/v1/counties/19167 and /api/v1/counties/19167/history.