Clarke County, IA Power Outages
Utilities serving Clarke 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.
Clarke 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.
Clarke County power outage history
Every significant outage recorded in Clarke County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 124 significant power outages in Clarke County, meaning events that left at least 1% of customers in the dark. The largest (Jun 28, 2018) came when severe thunderstorms left 1,254 customers (29.2% of the county) without power.
From 2018 to 2025, the average customer here lost about 1 hr 53 min of power per year, less than the Iowa average of 5 hr 30 min. That ranks 84th of 99 Iowa counties for outage time, where 1st has the most.
August is the riskiest month: it accounted for 17% of all customer outage time from 2018 to 2025. On 21 days in that period, at least 5% of customers were out at the same time. Outage time in Clarke County has held roughly steady recently: about 1 hr 46 min per customer per year in 2022–2025, versus 1 hr 60 min in 2018–2021.
The most recent significant outage on record (Nov 26–27, 2025) affected 85 customers (2%) amid high winds.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Jun 28, 2018 | 1,254(29.2%) | 1 | Severe thunderstorms |
| 2 | Oct 25, 2024 | 1,248(29.1%) | 1 | Hail and lightning |
| 3 | May 17, 2015 | 1,131(26.4%) | 1 | Severe thunderstorms |
| 4 | Feb 2, 2016 | 1,065(24.8%) | 1 | Winter storm |
| 5 | Jan 11, 2021 | 907(21.1%) | 1 | No major storm reported |
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 Clarke County?
Electric companies with service territory in Clarke County (EIA-861, 2025)
| Utility | Type | Customers (IA) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Alliant Energy (Iowa) | Investor Owned | 506,498 | Not reporting | |
| Clarke Electric Coop Inc - (IA) | Cooperative | 5,812 | 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 Clarke County outage headlines in the past week.
Nearby counties
Clarke County power outage FAQ
Is the power out in Clarke County right now?
No outages are currently reported for Clarke 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 Clarke County?
According to EIA-861 service territory data, Interstate Power and Light Co, Clarke Electric Coop Inc - (IA) provide electric service in Clarke County, Iowa.
What was the worst power outage in Clarke County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Jun 28, 2018. It peaked at 1,254 customers without power (29.2% of the county). NOAA storm reports for that period point to severe thunderstorms.
How often does the power go out in Clarke County?
EAGLE-I has recorded 124 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 1 hr 53 min of power per year, and on 21 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. "Clarke County, IA Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/iowa/clarke-county