Wabash County Power Outage History
2015–2025 · Illinois
Top 20% most reliable nationally — infrequent, short outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 19, 2015 | 1 hrs | 515 (5%) | Unnamed event |
| Jun 29, 2025 | 1 hrs | 336 (3%) | Unnamed event |
| Jun 30, 2025 | 1 hrs | 336 (3%) | Unnamed event |
| Aug 29, 2024 | 4 hrs | 335 (3%) | Unnamed event |
| Jul 30, 2024 | 2 hrs | 335 (3%) | Thunderstorm Wind |
Over the 11 years from 2015 to 2025, Wabash County recorded 67 distinct power outage events, averaging 2.5 hours per event.
The single worst outage on record in Wabash County started August 19, 2015, lasting 1 hours and leaving up to 515 customers without power (5% of the county) at its peak.
July has historically been the worst month for outages in Wabash County, with 15 events recorded during that month across the dataset.
Based on this history, Wabash County earns a Reliability Grade of A, placing it in the 97th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Wabash County's outage profile
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Similar counties in Illinois
Counties with the closest reliability grade and national percentile to Wabash County.
| County | Grade | National percentile |
|---|---|---|
| Massac County | A | 94th |
| Kendall County | A | 93rd |
| Cass County | A | 92nd |
| Lake County | A | 92nd |
| Clay County | A | 91st |
FAQ
How often does power go out in Wabash County?
Between 2015 and 2025, Wabash County recorded 67 outage events, averaging 2.5 hours each.
What is Wabash County's reliability grade?
Wabash County has a Reliability Grade of A, in the 97th national percentile.
What was the worst power outage in Wabash County?
The worst outage on record started August 19, 2015, lasting 1 hours and affecting up to 515 customers.