Hancock County, IA Power Outages
Utilities serving Hancock 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.
Hancock 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.
Hancock County power outage history
Every significant outage recorded in Hancock County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 167 significant power outages in Hancock County, meaning events that left at least 1% of customers in the dark. The largest (Jul 28–30, 2025) came when severe thunderstorms left 5,271 customers (96% of the county) without power.
From 2018 to 2025, the average customer here lost about 5 hr 30 min of power per year, close to the Iowa average of 5 hr 30 min. That ranks 28th of 99 Iowa counties for outage time, where 1st has the most.
March is the riskiest month: it accounted for 28% of all customer outage time from 2018 to 2025. On 55 days in that period, at least 5% of customers were out at the same time. Outage time in Hancock County has risen recently: about 6 hr 18 min per customer per year in 2022–2025, versus 4 hr 41 min in 2018–2021.
The most recent significant outage on record (Dec 27, 2025) affected 678 customers (12.4%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Jul 28–30, 2025 | 5,271(96%) | 3 | Severe thunderstorms |
| 2 | Mar 5–6, 2025 | 4,226(77%) | 2 | Winter storm |
| 3 | Apr 11–14, 2019 | 3,720(67.8%) | 4 | Hail and lightning |
| 4 | Nov 27, 2019 | 3,706(67.5%) | 1 | Winter storm |
| 5 | Apr 18–19, 2023 | 3,371(61.4%) | 2 | Hail and lightning |
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 Hancock County?
Electric companies with service territory in Hancock 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 Corwith - (IA) | Municipal | 189 | Not reporting | |
| Boone Valley Electric Coop | Cooperative | 96 | 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 Hancock County outage headlines in the past week.
Nearby counties
Hancock County power outage FAQ
Is the power out in Hancock County right now?
No outages are currently reported for Hancock 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 Hancock 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 2 others provide electric service in Hancock County, Iowa.
What was the worst power outage in Hancock County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Jul 28–30, 2025. It peaked at 5,271 customers without power (96% of the county). NOAA storm reports for that period point to severe thunderstorms.
How often does the power go out in Hancock County?
EAGLE-I has recorded 167 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 5 hr 30 min of power per year, and on 55 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. "Hancock County, IA Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/iowa/hancock-county