massoutage

Power Outages in Iowa County, WI

As of September 2, 2026 13:14 UTC, about 210 customers are without power in Iowa County, WI across 1 reported incident. In 2025, the average customer here lost power for about 2.0 hours.

Iowa County, WI is served by 1 tracked utility.

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Iowa County, WI
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This county 0out
Moderate outage

210 customers without power

2.3% of Iowa County · across 1 reported incident.

Live data as of

Estimated restoration
~3 hours

Outages this size in Iowa County usually clear within about ~3 hours.

Historical average from 131 past outages here — an estimate, not a utility ETA. How long do outages usually last?

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🔔 Alerts for Iowa County, WI:
◢ ACTIVE WEATHER ALERTS · NWS

No active NWS alerts for Iowa County right now.

Recent NWS alert activity · Iowa County

Iowa County has been under 40 National Weather Service alerts recently — most recently a Special Weather Statement on August 26, 2026.

  • Heat Advisory ×14
  • Special Weather Statement ×8
  • Severe Thunderstorm Warning ×5
  • Severe Thunderstorm Watch ×5
  • Air Quality Alert ×4
  • Dense Fog Advisory ×2

Latest Iowa County, WI outage updates

A running log of how this outage has changed — updated automatically as utilities report in.

  1. RESOLVED

    Power restored after 17m

  2. OUTAGE BEGAN

    Outage began — 1,285 customers out (14% of the county)

OUTAGE TREND
Iowa County, WI
210
AS OF LAST UPDATE · PEAK 210
Updated September 2, 2026
9 AM3 PM9 PM3 AM9 AM

Hardest-hit cities in Iowa County

Where this event is concentrated across the county's towns and townships.

Per-city live breakdown needs data

Live outage counts are tracked at the county level; a city-by-city split within Iowa Countyisn't available yet.

Historical reliability

In 2025, the average customer in Iowa County went about 2.0 hours without power. Peak simultaneous outage on record reached 5,293 customers.

A decade of outages (20152025)
avg hrs without power / customer
3.5h20150.2h20165.6h20173.5h20203.8h20213.5h20222.7h20234.4h20242.0h2025

Worst year here was 2017 (peak 3,211 customers out) · decade average 3.3 hrs without power per customer/yr.

YearOutage eventsPeak customers outAvg hrs/customer
20155961,1133.5
2016635590.2
20173023,2115.6
20204845,2933.5
20215483,8093.8
20225792,7483.5
20235982,3042.7
20246003,0184.4
20255472,9812.0
Worst recorded outages
STARTEDPEAK OUTDURATION
June 26, 20205,2936h 45m
December 16, 20213,8094d 12h
June 28, 20173,2113d 13h
May 16, 20243,0183h
July 19, 20252,9812h 15m
See the biggest power outages in US history →
Natural hazards & outage risk
MODERATE

Relatively Low ice storms exposure · 3.3 hrs/yr of outages over the last decade.

HurricaneVery Low
TornadoRelatively Low
Ice stormRelatively Low
Strong windRelatively Low
WildfireVery Low
All hazard rankings →

Power outages in Iowa County: FAQ

How often does Iowa County, WI lose power?
Based on EAGLE-I records, Iowa County, WI logged 547 distinct outage events in 2025, averaging about 2.0 hours without power per customer over the year.
What was the worst power outage in Iowa County, WI?
The largest tracked outage peaked at 5,293 customers without power, beginning June 26, 2020 and lasting about 6h 45m.
Is there a power outage in Iowa County, WI right now?
Yes — about 210 customers are currently without power across 1 reported incident(s).
Which utilities serve Iowa County, WI?
Tracked electric providers include Alliant Energy (Interstate Power & Light).
ZIP codes in Iowa County

Outages are tracked at the county level; these ZIP codes fall within Iowa County.

53503, 53506, 53507, 53526, 53533, 53543, 53544, 53553, 53565, 53580, 53582

Electric providers serving this county

From EIA-861 service territory, with official reliability where reported.

ProviderOfficial SAIDI (EIA)LiveReport outage
Alliant Energy (Interstate Power & Light)ODIN ✓

Machine-readable data: /api/v1/counties/55049 and /api/v1/counties/55049/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Wisconsin customers). Live data as of .