Berkshire CountyPower Outage History
What this grade means
Top 20% most reliable nationally — infrequent, short outages. This county ranks in the most reliable fifth of all US counties in our dataset, based on 12 years of real DOE outage records: outages happen less often here, and when they do occur they tend to be resolved quickly compared to the rest of the country. Baseline outage risk is low, though a severe local storm can still occasionally cause a longer-than-usual outage regardless of the long-term track record.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 14, 2023 | 62 hrs | 25,030 (9%) | Winter Storm |
| Aug 4, 2020 | 77 hrs | 19,280 (7%) | Tropical Storm Isaias |
| May 19, 2015 | 2 hrs | 18,171 (6%) | Thunderstorm Wind |
| Oct 7, 2020 | 52 hrs | 16,708 (6%) | Thunderstorm Wind |
| Nov 26, 2014 | 56 hrs | 15,335 (5%) | Winter Storm |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Berkshire County, Massachusetts that day.
Over the 12 years from 2014 to 2025, Berkshire County recorded 964 distinct power outage events, averaging 2.3 hours per event.
The single worst outage on record in Berkshire County started March 14, 2023 (Winter Storm), lasting 62 hours and leaving up to 25,030 customers without power (9% of the county) at its peak.
November has historically been the worst month for outages in Berkshire County, with 105 events recorded during that month across the dataset.
Based on this history, Berkshire County earns a Reliability Grade of A, placing it in the 89th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Massachusetts
Counties with the closest reliability grade and national percentile to Berkshire County.
| County | Grade | National percentile |
|---|---|---|
| Hampshire County | A | 91st |
| Franklin County | A | 85th |
| Suffolk County | A | 96th |
| Hampden County | B | 79th |
| Bristol County | B | 78th |
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 Berkshire County?
Between 2014 and 2025, Berkshire County recorded 964 outage events, averaging 2.3 hours each.
What is Berkshire County's reliability grade?
Berkshire County has a Reliability Grade of A, in the 89th national percentile.
What was the worst power outage in Berkshire County?
The worst outage on record started March 14, 2023 (Winter Storm), lasting 62 hours and affecting up to 25,030 customers.