Power Outages in Green County, WI
As of the latest utility report, no major power outages are reported in Green County, WI. In 2025, the average customer here lost power for about 1.6 hours.
Green County, WI is served by 1 tracked utility.
No active power outages are currently reported in Green County.
No active NWS alerts for Green County right now.
Green County has been under 41 National Weather Service alerts recently — most recently a Severe Thunderstorm Warning on September 3, 2026.
- Heat Advisory ×14
- Severe Thunderstorm Watch ×7
- Special Weather Statement ×6
- Severe Thunderstorm Warning ×5
- Air Quality Alert ×5
- Dense Fog Advisory ×2
Latest Green County, WI outage updates
A running log of how this outage has changed — updated automatically as utilities report in.
- RESOLVED
Power restored after 1h 21m
- OUTAGE BEGAN
Outage began — 517 customers out (3.9% of the county)
Hardest-hit cities in Green County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Green County went about 1.6 hours without power. Peak simultaneous outage on record reached 4,731 customers.
Worst year here was 2017 (peak 4,731 customers out) · decade average 2.2 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 512 | 1,069 | 1.7 |
| 2016 | 491 | 3,634 | 2.1 |
| 2017 | 475 | 4,731 | 4.6 |
| 2018 | 545 | 3,080 | 1.6 |
| 2019 | 567 | 765 | 1.6 |
| 2020 | 555 | 2,905 | 2.2 |
| 2021 | 474 | 1,480 | 1.8 |
| 2022 | 521 | 1,077 | 1.3 |
| 2023 | 494 | 1,080 | 1.7 |
| 2024 | 509 | 2,428 | 3.5 |
| 2025 | 508 | 1,920 | 1.6 |
Relatively Moderate high winds exposure · 2.2 hrs/yr of outages over the last decade.
Power outages in Green County: FAQ
- How often does Green County, WI lose power?
- Based on EAGLE-I records, Green County, WI logged 508 distinct outage events in 2025, averaging about 1.6 hours without power per customer over the year.
- What was the worst power outage in Green County, WI?
- The largest tracked outage peaked at 4,731 customers without power, beginning July 20, 2017 and lasting about 2d 17h.
- Is there a power outage in Green County, WI right now?
- No major outage is currently reported for Green County, WI. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Green County, WI?
- Tracked electric providers include Alliant Energy (Interstate Power & Light).
Outages are tracked at the county level; these ZIP codes fall within Green County.
53502, 53521, 53522, 53550, 53566, 53570, 53574
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Alliant Energy (Interstate Power & Light) | — | ODIN ✓ | — |
Machine-readable data: /api/v1/counties/55045 and /api/v1/counties/55045/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Wisconsin customers).