Oxford County Power Outage History
2014–2025 · Maine
Bottom 20% least reliable nationally — frequent and/or long outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Dec 17, 2022 | 48 hrs | 25,494 (60%) | Winter Storm |
| Apr 4, 2024 | 29 hrs | 25,282 (59%) | Winter Storm |
| Apr 5, 2024 | 24 hrs | 22,788 (53%) | Winter Storm |
| Dec 5, 2020 | 87 hrs | 20,835 (49%) | Flash Flood |
| Dec 18, 2023 | 22 hrs | 20,368 (48%) | High Wind |
Over the 12 years from 2014 to 2025, Oxford County recorded 1,283 distinct power outage events, averaging 3.6 hours per event.
The single worst outage on record in Oxford County started December 17, 2022 (Winter Storm), lasting 48 hours and leaving up to 25,494 customers without power (60% of the county) at its peak.
July has historically been the worst month for outages in Oxford County, with 147 events recorded during that month across the dataset.
Based on this history, Oxford County earns a Reliability Grade of F, placing it in the 2nd percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Maine
Counties with the closest reliability grade and national percentile to Oxford County.
| County | Grade | National percentile |
|---|---|---|
| Somerset County | F | 3rd |
| Sagadahoc County | F | 2nd |
| Waldo County | F | 2nd |
| Penobscot County | F | 3rd |
| Hancock County | F | 1st |
FAQ
How often does power go out in Oxford County?
Between 2014 and 2025, Oxford County recorded 1,283 outage events, averaging 3.6 hours each.
What is Oxford County's reliability grade?
Oxford County has a Reliability Grade of F, in the 2nd national percentile.
What was the worst power outage in Oxford County?
The worst outage on record started December 17, 2022 (Winter Storm), lasting 48 hours and affecting up to 25,494 customers.