Cecil County Power Outage History
2015–2025 · Maryland
Average — typical outage frequency and duration nationally. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jun 19, 2025 | 27 hrs | 28,527 (40%) | Thunderstorm Wind |
| Aug 7, 2025 | 0 hrs | 27,330 (38%) | Unnamed event |
| Aug 7, 2025 | 0 hrs | 26,070 (36%) | Unnamed event |
| Mar 14, 2017 | 38 hrs | 19,271 (27%) | Winter Weather |
| Jun 23, 2015 | 20 hrs | 19,264 (27%) | Thunderstorm Wind |
Over the 11 years from 2015 to 2025, Cecil County recorded 898 distinct power outage events, averaging 2.0 hours per event.
The single worst outage on record in Cecil County started June 19, 2025 (Thunderstorm Wind), lasting 27 hours and leaving up to 28,527 customers without power (40% of the county) at its peak.
July has historically been the worst month for outages in Cecil County, with 126 events recorded during that month across the dataset.
Based on this history, Cecil County earns a Reliability Grade of C, placing it in the 51st percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Cecil County's outage profile
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Similar counties in Maryland
Counties with the closest reliability grade and national percentile to Cecil County.
| County | Grade | National percentile |
|---|---|---|
| Carroll County | C | 49th |
| Harford County | C | 56th |
| Baltimore County | C | 58th |
| Allegany County | C | 43rd |
| Baltimore County | B | 65th |
FAQ
How often does power go out in Cecil County?
Between 2015 and 2025, Cecil County recorded 898 outage events, averaging 2.0 hours each.
What is Cecil County's reliability grade?
Cecil County has a Reliability Grade of C, in the 51st national percentile.
What was the worst power outage in Cecil County?
The worst outage on record started June 19, 2025 (Thunderstorm Wind), lasting 27 hours and affecting up to 28,527 customers.