Winnebago County, IA Power Outages
Utilities serving Winnebago County, Iowa don't yet share live outage data with DOE's ODIN feed. Check your electric company's outage map (listed below) for real-time status.
Winnebago County on the Iowa outage map
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- Minor
- Moderate
- Major
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- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Winnebago County power outage history
Every significant outage recorded in Winnebago County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 116 significant power outages in Winnebago County, meaning events that left at least 1% of customers in the dark. The largest (Dec 16, 2021) came when tornadoes left 3,317 customers (46% of the county) without power.
From 2018 to 2025, the average customer here lost about 4 hr 32 min of power per year, less than the Iowa average of 5 hr 30 min. That ranks 37th of 99 Iowa counties for outage time, where 1st has the most.
April is the riskiest month: it accounted for 38% of all customer outage time from 2018 to 2025. On 42 days in that period, at least 5% of customers were out at the same time. Outage time in Winnebago County has fallen recently: about 1 hr 39 min per customer per year in 2022–2025, versus 7 hr 25 min in 2018–2021.
The most recent significant outage on record (Oct 13–14, 2025) affected 362 customers (5%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Dec 16, 2021 | 3,317(46%) | 1 | Tornadoes |
| 2 | Dec 23–24, 2020 | 2,187(30.3%) | 2 | Winter storm |
| 3 | Apr 11–14, 2019 | 2,116(29.3%) | 4 | High winds |
| 4 | Oct 16–17, 2018 | 2,028(28.1%) | 2 | Extreme cold |
| 5 | May 30, 2022 | 1,768(24.5%) | 1 | Severe thunderstorms |
Hours without power per customer, by year
When outages happen
Source: DOE/ORNL EAGLE-I recorded electricity outages, 2014–2025 (CC BY 4.0), with likely causes from the NOAA NCEI Storm Events Database. EAGLE-I coverage was partial before 2018, so averages use 2018–2025. Peak counts are the highest number of customers out at one time.
Who provides electricity in Winnebago County?
Electric companies with service territory in Winnebago County (EIA-861, 2025)
| Utility | Type | Customers (IA) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Alliant Energy (Iowa) | Investor Owned | 506,498 | Not reporting | |
| Heartland Power Coop | Cooperative | 5,322 | Not reporting | |
| Prairie Energy Coop | Cooperative | 4,310 | Not reporting | |
| City of Forest City- (IA) | Municipal | 2,105 | Not reporting | |
| City of Lake Mills - (IA) | Municipal | 1,236 | Not reporting |
Customer counts are each utility's statewide total in Iowa. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Winnebago County outage headlines in the past week.
Nearby counties
Winnebago County power outage FAQ
Is the power out in Winnebago County right now?
No outages are currently reported for Winnebago County by participating utilities. Live coverage is limited here, so If your power is out, report it to your electric company.
Which electric company serves Winnebago County?
According to EIA-861 service territory data, Interstate Power and Light Co, Heartland Power Coop, Prairie Energy Coop, City of Forest City- (IA) and 1 others provide electric service in Winnebago County, Iowa.
What was the worst power outage in Winnebago County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Dec 16, 2021. It peaked at 3,317 customers without power (46% of the county). NOAA storm reports for that period point to tornadoes.
How often does the power go out in Winnebago County?
EAGLE-I has recorded 116 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 4 hr 32 min of power per year, and on 42 days at least 5% of customers were out at once.
Cite this page
You may reuse our derived data under CC BY 4.0 with attribution. Underlying government data is public domain.
PowerOutageTracker.com. "Winnebago County, IA Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/iowa/winnebago-county