Trempealeau County, WI Power Outages
Utilities serving Trempealeau County, Wisconsin 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.
Trempealeau County on the Wisconsin outage map
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- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Trempealeau County power outage history
Every significant outage recorded in Trempealeau County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 86 significant power outages in Trempealeau County, meaning events that left at least 1% of customers in the dark. The largest (Dec 16, 2021) came when severe thunderstorms left 2,900 customers (19.6% of the county) without power.
From 2018 to 2025, the average customer here lost about 1 hr 44 min of power per year, less than the Wisconsin average of 3 hr 38 min. That ranks 56th of 72 Wisconsin counties for outage time, where 1st has the most.
July is the riskiest month: it accounted for 25% of all customer outage time from 2018 to 2025. On 12 days in that period, at least 5% of customers were out at the same time. Outage time in Trempealeau County has risen recently: about 2 hr 9 min per customer per year in 2022–2025, versus 1 hr 19 min in 2018–2021.
The most recent significant outage on record (Oct 6, 2025) affected 180 customers (1.2%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Dec 16, 2021 | 2,900(19.6%) | 1 | Severe thunderstorms |
| 2 | Jul 13–14, 2024 | 1,725(11.6%) | 2 | Severe thunderstorms |
| 3 | Jul 26–29, 2023 | 1,460(9.9%) | 4 | Hail and lightning |
| 4 | Aug 29, 2021 | 1,450(9.8%) | 1 | Flooding |
| 5 | Jul 19, 2020 | 1,448(9.8%) | 1 | Tornadoes |
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 Trempealeau County?
Electric companies with service territory in Trempealeau County (EIA-861, 2025)
| Utility | Type | Customers (WI) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Xcel Energy (Wisconsin, Michigan) | Investor Owned | 265,062 | Not reporting | |
| Riverland Energy Cooperative | Cooperative | 20,219 | Not reporting | |
| Eau Claire Electric Coop | Cooperative | 12,881 | Not reporting | |
| Jackson Electric Coop, Inc - (WI) | Cooperative | 7,977 | Not reporting | |
| City of Arcadia - (WI) | Municipal | 1,718 | Not reporting | |
| Village of Trempealeau - (WI) | Municipal | 1,462 | Not reporting | |
| Whitehall Electric Utility | Municipal | 969 | Not reporting |
Customer counts are each utility's statewide total in Wisconsin. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Trempealeau County outage headlines in the past week.
Nearby counties
Trempealeau County power outage FAQ
Is the power out in Trempealeau County right now?
No outages are currently reported for Trempealeau 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 Trempealeau County?
According to EIA-861 service territory data, Northern States Power Co, Riverland Energy Cooperative, Eau Claire Electric Coop, Jackson Electric Coop, Inc - (WI) and 3 others provide electric service in Trempealeau County, Wisconsin.
What was the worst power outage in Trempealeau County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Dec 16, 2021. It peaked at 2,900 customers without power (19.6% of the county). NOAA storm reports for that period point to severe thunderstorms.
How often does the power go out in Trempealeau County?
EAGLE-I has recorded 86 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 1 hr 44 min of power per year, and on 12 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. "Trempealeau County, WI Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/wisconsin/trempealeau-county