Dutchess County Power Outage History
2014–2025 · New York
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 |
|---|---|---|---|
| Aug 4, 2020 | 128 hrs | 67,413 (45%) | Tropical Storm Isaias |
| Mar 2, 2018 | 86 hrs | 34,503 (23%) | Winter Storm |
| May 15, 2018 | 115 hrs | 23,998 (16%) | Tornado |
| Jul 6, 2021 | 51 hrs | 22,231 (15%) | Heat |
| Jun 27, 2024 | 39 hrs | 22,089 (15%) | Heat |
Over the 12 years from 2014 to 2025, Dutchess County recorded 2,490 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in Dutchess County started August 4, 2020 (Tropical Storm Isaias), lasting 128 hours and leaving up to 67,413 customers without power (45% of the county) at its peak.
July has historically been the worst month for outages in Dutchess County, with 323 events recorded during that month across the dataset.
Based on this history, Dutchess County earns a Reliability Grade of F, placing it in the 17th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Dutchess County's outage profile
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Similar counties in New York
Counties with the closest reliability grade and national percentile to Dutchess County.
| County | Grade | National percentile |
|---|---|---|
| Herkimer County | F | 16th |
| Washington County | F | 18th |
| Delaware County | F | 16th |
| Yates County | F | 19th |
| Schuyler County | F | 15th |
FAQ
How often does power go out in Dutchess County?
Between 2014 and 2025, Dutchess County recorded 2,490 outage events, averaging 3.1 hours each.
What is Dutchess County's reliability grade?
Dutchess County has a Reliability Grade of F, in the 17th national percentile.
What was the worst power outage in Dutchess County?
The worst outage on record started August 4, 2020 (Tropical Storm Isaias), lasting 128 hours and affecting up to 67,413 customers.