Putnam CountyPower Outage History
What this grade means
Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Sep 10, 2017 | 203 hrs | 55,456 (91%) | Hurricane Irma |
| Oct 7, 2016 | 33 hrs | 27,135 (44%) | Unnamed event |
| Oct 10, 2024 | 91 hrs | 20,532 (34%) | Hurricane Wind |
| Sep 27, 2024 | 61 hrs | 16,477 (27%) | Hurricane Helene |
| Oct 8, 2016 | 72 hrs | 16,002 (26%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Putnam County, Florida that day.
Over the 12 years from 2014 to 2025, Putnam County recorded 847 distinct power outage events, averaging 2.1 hours per event.
The single worst outage on record in Putnam County started September 10, 2017 (Hurricane Irma), lasting 203 hours and leaving up to 55,456 customers without power (91% of the county) at its peak.
July has historically been the worst month for outages in Putnam County, with 119 events recorded during that month across the dataset.
Based on this history, Putnam County earns a Reliability Grade of F, placing it in the 19th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Florida
Counties with the closest reliability grade and national percentile to Putnam County.
| County | Grade | National percentile |
|---|---|---|
| Marion County | F | 19th |
| Flagler County | F | 20th |
| Franklin County | D | 20th |
| Baker County | D | 21st |
| Polk County | F | 17th |
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 Putnam County?
Between 2014 and 2025, Putnam County recorded 847 outage events, averaging 2.1 hours each.
What is Putnam County's reliability grade?
Putnam County has a Reliability Grade of F, in the 19th national percentile.
What was the worst power outage in Putnam County?
The worst outage on record started September 10, 2017 (Hurricane Irma), lasting 203 hours and affecting up to 55,456 customers.