Ashtabula CountyPower Outage History
What this grade means
Worse than average — more frequent or longer outages than most counties. This county's recorded history shows more frequent outages and/or longer restoration times than most US counties over the same 12-year period. If you live here, it's worth taking backup power more seriously than an average household would.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 18, 2019 | 36 hrs | 27,767 (38%) | Thunderstorm Wind |
| Mar 25, 2023 | 96 hrs | 19,258 (27%) | Lake-Effect Snow |
| Mar 2, 2018 | 61 hrs | 17,791 (25%) | Winter Storm |
| Aug 6, 2024 | 103 hrs | 14,846 (21%) | Thunderstorm Wind |
| Dec 11, 2021 | 48 hrs | 14,154 (20%) | Lake-Effect Snow |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Ashtabula County, Ohio that day.
Over the 12 years from 2014 to 2025, Ashtabula County recorded 942 distinct power outage events, averaging 3.3 hours per event.
The single worst outage on record in Ashtabula County started August 18, 2019 (Thunderstorm Wind), lasting 36 hours and leaving up to 27,767 customers without power (38% of the county) at its peak.
July has historically been the worst month for outages in Ashtabula County, with 102 events recorded during that month across the dataset.
Based on this history, Ashtabula County earns a Reliability Grade of D, placing it in the 26th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Ohio
Counties with the closest reliability grade and national percentile to Ashtabula County.
| County | Grade | National percentile |
|---|---|---|
| Jackson County | D | 25th |
| Brown County | D | 24th |
| Cuyahoga County | D | 28th |
| Lake County | D | 22nd |
| Carroll County | D | 29th |
Most reliable counties nationally
The top 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | South Dakota | A | 100th |
| Clearwater County | Minnesota | A | 99th |
| Limestone County | Alabama | A | 99th |
Least reliable counties nationally
The bottom 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | West Virginia | F | 0th |
| Lincoln County | West Virginia | F | 0th |
| Cameron Parish | Louisiana | F | 0th |
FAQ
How often does power go out in Ashtabula County?
Between 2014 and 2025, Ashtabula County recorded 942 outage events, averaging 3.3 hours each.
What is Ashtabula County's reliability grade?
Ashtabula County has a Reliability Grade of D, in the 26th national percentile.
What was the worst power outage in Ashtabula County?
The worst outage on record started August 18, 2019 (Thunderstorm Wind), lasting 36 hours and affecting up to 27,767 customers.