Broward County Power Outage History
2014–2025 · Florida
Average — typical outage frequency and duration nationally. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Sep 11, 2017 | 12 hrs | 1,398,920 (100%) | Hurricane Irma |
| Sep 11, 2017 | 1 hrs | 1,275,330 (91%) | Hurricane Irma |
| Sep 11, 2017 | 4 hrs | 1,273,700 (91%) | Hurricane Irma |
| Sep 11, 2017 | 65 hrs | 1,258,160 (90%) | Hurricane Irma |
| Sep 8, 2017 | 54 hrs | 709,360 (51%) | Hurricane Irma |
Over the 12 years from 2014 to 2025, Broward County recorded 11,529 distinct power outage events, averaging 1.9 hours per event.
The single worst outage on record in Broward County started September 11, 2017 (Hurricane Irma), lasting 12 hours and leaving up to 1,398,920 customers without power (100% of the county) at its peak.
August has historically been the worst month for outages in Broward County, with 1,230 events recorded during that month across the dataset.
Based on this history, Broward County earns a Reliability Grade of C, placing it in the 41st percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Broward County's outage profile
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Similar counties in Florida
Counties with the closest reliability grade and national percentile to Broward County.
| County | Grade | National percentile |
|---|---|---|
| Nassau County | C | 40th |
| Santa Rosa County | C | 42nd |
| St. Lucie County | D | 40th |
| Hernando County | D | 40th |
| Alachua County | C | 44th |
FAQ
How often does power go out in Broward County?
Between 2014 and 2025, Broward County recorded 11,529 outage events, averaging 1.9 hours each.
What is Broward County's reliability grade?
Broward County has a Reliability Grade of C, in the 41st national percentile.
What was the worst power outage in Broward County?
The worst outage on record started September 11, 2017 (Hurricane Irma), lasting 12 hours and affecting up to 1,398,920 customers.