PowerOutageHistory
F

Putnam County Power Outage History

20142025 · Florida

Bottom 20% least reliable nationally — frequent and/or long outages. How grades are calculated

Total events
847
Avg duration
2.1 hrs
Longest outage
203 hrs
National percentile
19th

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Sep 10, 2017203 hrs55,456 (91%)Hurricane Irma
Oct 7, 201633 hrs27,135 (44%)Unnamed event
Oct 10, 202491 hrs20,532 (34%)Hurricane Wind
Sep 27, 202461 hrs16,477 (27%)Hurricane Helene
Oct 8, 201672 hrs16,002 (26%)Unnamed event

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).

Sized for Putnam County's outage profile

See more picks in our Best Dual-Fuel Portable Generators for Power Outages roundup.

Outage-prep kit

See our outage-prep guides or the Florida storm prep checklist.

Similar counties in Florida

Counties with the closest reliability grade and national percentile to Putnam County.

CountyGradeNational percentile
Marion CountyF19th
Flagler CountyF20th
Franklin CountyD20th
Baker CountyD21st
Polk CountyF17th

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.

Data: ORNL EAGLE-I Recorded Electricity Outages (2014–2025), CC BY 4.0. Storm names: NOAA Storm Events Database. Last data refresh: 2025. See methodology.