Power Outages in Sauk County, WI
As of the latest utility report, no major power outages are reported in Sauk County, WI. In 2025, the average customer here lost power for about 0.9 hours.
Sauk County, WI is served by 1 tracked utility.
No active power outages are currently reported in Sauk County.
- Air Quality AlertUNKNOWN
Sauk County has been under 8 National Weather Service alerts recently — most recently a Air Quality Alert on July 18, 2026.
- Heat Advisory ×5
- Air Quality Alert ×3
Hardest-hit cities in Sauk County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Sauk County went about 0.9 hours without power. Peak simultaneous outage on record reached 9,935 customers.
Worst year here was 2023 (peak 9,935 customers out) · decade average 1.2 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 658 | 1,316 | 0.7 |
| 2016 | 665 | 5,532 | 1.3 |
| 2017 | 635 | 7,586 | 1.5 |
| 2018 | 669 | 1,350 | 1.1 |
| 2019 | 699 | 4,061 | 1.0 |
| 2020 | 660 | 2,934 | 0.8 |
| 2021 | 636 | 4,551 | 1.0 |
| 2022 | 628 | 5,871 | 1.3 |
| 2023 | 672 | 9,935 | 1.9 |
| 2024 | 708 | 1,975 | 1.4 |
| 2025 | 729 | 4,932 | 0.9 |
Relatively Moderate high winds exposure · 1.2 hrs/yr of outages over the last decade.
Power outages in Sauk County: FAQ
- How often does Sauk County, WI lose power?
- Based on EAGLE-I records, Sauk County, WI logged 729 distinct outage events in 2025, averaging about 0.9 hours without power per customer over the year.
- What was the worst power outage in Sauk County, WI?
- The largest tracked outage peaked at 9,935 customers without power, beginning July 29, 2023 and lasting about 2d 1h.
- Is there a power outage in Sauk County, WI right now?
- No major outage is currently reported for Sauk County, WI. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Sauk County, WI?
- Tracked electric providers include Alliant Energy (Interstate Power & Light).
Outages are tracked at the county level; these ZIP codes fall within Sauk County.
53561, 53577, 53578, 53583, 53588, 53913, 53937, 53940, 53941, 53942, 53943, 53951, 53959, 53961
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/55111 and /api/v1/counties/55111/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Wisconsin customers).