Power Outages in Lyon County, IA
As of the latest utility report, no major power outages are reported in Lyon County, IA. In 2025, the average customer here lost power for about 6.7 hours.
Lyon County, IA is served by 2 tracked utilities.
No active power outages are currently reported in Lyon County.
No active NWS alerts for Lyon County right now.
Lyon County has been under 51 National Weather Service alerts recently — most recently a Severe Thunderstorm Watch on September 2, 2026.
- Heat Advisory ×16
- Severe Thunderstorm Warning ×15
- Severe Thunderstorm Watch ×7
- Extreme Heat Warning ×4
- Special Weather Statement ×4
- Tornado Warning ×3
Latest Lyon County, IA outage updates
A running log of how this outage has changed — updated automatically as utilities report in.
- RESOLVED
Power restored after 6h 37m
- RESTORATION ETA
Restoration now estimated September 2, 2026
- RESTORATION ETA
Restoration now estimated September 2, 2026
- RESTORATION ETA
Restoration now estimated September 2, 2026
- RESTORATION ETA
Restoration now estimated September 2, 2026
- RESTORATION ETA
Restoration now estimated September 2, 2026
- RESTORATION ETA
Restoration now estimated September 2, 2026
- OUTAGE BEGAN
Outage began — 433 customers out (8.5% of the county)
Hardest-hit cities in Lyon County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Lyon County went about 6.7 hours without power. Peak simultaneous outage on record reached 1,792 customers.
Worst year here was 2025 (peak 1,792 customers out) · decade average 2.0 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 13 | 349 | 0.0 |
| 2016 | 41 | 1,132 | 1.8 |
| 2017 | 45 | 744 | 0.5 |
| 2018 | 57 | 670 | 1.3 |
| 2019 | 51 | 1,619 | 4.0 |
| 2020 | 66 | 680 | 1.1 |
| 2021 | 97 | 370 | 0.8 |
| 2022 | 75 | 1,142 | 1.6 |
| 2023 | 80 | 734 | 0.8 |
| 2024 | 73 | 738 | 3.3 |
| 2025 | 86 | 1,792 | 6.7 |
What causes outages here
Share of outage-time by reported cause, from live ODIN utility reports. Why does my power keep going out? →
A reported cause is available for 8.1% of outage-time over 2 months of live data. Shares above are of the portion with a known cause.
Relatively Moderate ice storms exposure · 2.0 hrs/yr of outages over the last decade.
Power outages in Lyon County: FAQ
- How often does Lyon County, IA lose power?
- Based on EAGLE-I records, Lyon County, IA logged 86 distinct outage events in 2025, averaging about 6.7 hours without power per customer over the year.
- What was the worst power outage in Lyon County, IA?
- The largest tracked outage peaked at 1,792 customers without power, beginning July 29, 2025 and lasting about 2d 8h.
- Is there a power outage in Lyon County, IA right now?
- No major outage is currently reported for Lyon County, IA. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Lyon County, IA?
- Tracked electric providers include Alliant Energy (Interstate Power & Light), MIDAMERICAN ENERGY CO.
Outages are tracked at the county level; these ZIP codes fall within Lyon County.
51230, 51235, 51237, 51240, 51241, 51242, 51243, 51246
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 ✓ | — |
| MIDAMERICAN ENERGY CO | — | ODIN ✓ | — |
Machine-readable data: /api/v1/counties/19119 and /api/v1/counties/19119/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Iowa customers).