Brevard County Power Outage History
2014–2025 · Florida
Worse than average — more frequent or longer outages than most counties. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Sep 11, 2017 | 1 hrs | 522,957 (85%) | Hurricane Irma |
| Sep 11, 2017 | 4 hrs | 521,207 (85%) | Hurricane Irma |
| Sep 11, 2017 | 65 hrs | 450,987 (73%) | Hurricane Irma |
| Sep 11, 2017 | 12 hrs | 268,405 (44%) | Hurricane Irma |
| Oct 6, 2016 | 48 hrs | 200,786 (33%) | Hurricane Matthew |
Over the 12 years from 2014 to 2025, Brevard County recorded 3,737 distinct power outage events, averaging 1.6 hours per event.
The single worst outage on record in Brevard County started September 11, 2017 (Hurricane Irma), lasting 1 hours and leaving up to 522,957 customers without power (85% of the county) at its peak.
July has historically been the worst month for outages in Brevard County, with 401 events recorded during that month across the dataset.
Based on this history, Brevard County earns a Reliability Grade of D, placing it in the 33rd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Brevard County's outage profile
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Similar counties in Florida
Counties with the closest reliability grade and national percentile to Brevard County.
| County | Grade | National percentile |
|---|---|---|
| St. Johns County | D | 33rd |
| Clay County | D | 34th |
| Bradford County | D | 34th |
| Miami-Dade County | D | 34th |
| Union County | D | 32nd |
FAQ
How often does power go out in Brevard County?
Between 2014 and 2025, Brevard County recorded 3,737 outage events, averaging 1.6 hours each.
What is Brevard County's reliability grade?
Brevard County has a Reliability Grade of D, in the 33rd national percentile.
What was the worst power outage in Brevard County?
The worst outage on record started September 11, 2017 (Hurricane Irma), lasting 1 hours and affecting up to 522,957 customers.