Winneshiek County, IA Power Outages
Only some utilities serving Winneshiek County, Iowa share live outage data (MiEnergy Cooperative), and none of them report outages here right now. Interstate Power and Light Co and Allamakee-Clayton El Coop, Inc do not share live data, so check their outage maps for real-time status.
Winneshiek County on the Iowa outage map
- Normal
- Minor
- Moderate
- Major
- Severe
- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Winneshiek County power outage history
Every significant outage recorded in Winneshiek County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 145 significant power outages in Winneshiek County, meaning events that left at least 1% of customers in the dark. The largest (Jul 24–28, 2022) came when severe thunderstorms left 5,712 customers (61% of the county) without power.
From 2018 to 2025, the average customer here lost about 3 hr 32 min of power per year, less than the Iowa average of 5 hr 30 min. That ranks 51st of 99 Iowa counties for outage time, where 1st has the most.
December is the riskiest month: it accounted for 35% of all customer outage time from 2018 to 2025. On 58 days in that period, at least 5% of customers were out at the same time. Outage time in Winneshiek County has fallen recently: about 2 hr 40 min per customer per year in 2022–2025, versus 4 hr 25 min in 2018–2021.
The most recent significant outage on record (Nov 11, 2025) affected 182 customers (1.9%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Jul 24–28, 2022 | 5,712(61%) | 5 | Severe thunderstorms |
| 2 | Dec 16–19, 2021 | 5,083(54.3%) | 4 | Severe thunderstorms |
| 3 | Sep 19, 2020 | 4,246(45.3%) | 1 | No major storm reported |
| 4 | Jul 19–21, 2017 | 3,245(34.6%) | 3 | Severe thunderstorms |
| 5 | Aug 28, 2021 | 2,857(30.5%) | 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 Winneshiek County?
Electric companies with service territory in Winneshiek County (EIA-861, 2025)
| Utility | Type | Customers (IA) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Alliant Energy (Iowa) | Investor Owned | 506,498 | Not reporting | |
| Allamakee-Clayton El Coop, Inc | Cooperative | 9,946 | Not reporting | |
| MiEnergy Cooperative | Cooperative | 7,311 | 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 Winneshiek County outage headlines in the past week.
Winneshiek County power outage FAQ
Is the power out in Winneshiek County right now?
No outages are currently reported for Winneshiek 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 Winneshiek County?
According to EIA-861 service territory data, Interstate Power and Light Co, Allamakee-Clayton El Coop, Inc, MiEnergy Cooperative provide electric service in Winneshiek County, Iowa.
What was the worst power outage in Winneshiek County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Jul 24–28, 2022. It peaked at 5,712 customers without power (61% of the county). NOAA storm reports for that period point to severe thunderstorms.
How often does the power go out in Winneshiek County?
EAGLE-I has recorded 145 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 3 hr 32 min of power per year, and on 58 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. "Winneshiek County, IA Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/iowa/winneshiek-county