77
Recorded events
1
Direct deaths
3
Direct injuries
$85K
Property damage
Flash Flood in Naguabo Municipio, Puerto Rico: 77 recorded events between 2008 and 2025. The strongest on record measured 0. That places the county #289 nationally and #4 statewide for this hazard.
Decade by decade
Flash Flood in Naguabo Municipio, Puerto Rico: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flash flood in Naguabo Municipio is the 2010s, when 38 of the county's 77 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.
Within the Naguabo Municipio archive, flash flood makes up 50.0% of all recorded severe weather across 5 hazard types. Nationally the county sits at #289 for this hazard and #4 within Puerto Rico, putting it in the 90.7 percentile of all U.S. counties.
Seasonality
Events by month
Oct is the peak month for flash flood in Naguabo Municipio with 13 recorded events, while Jan is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.
Significant events
Deadliest on record
| Date | Location | Scale | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| Sep 8, 2025 | NAGUABO | 0 | 1 | 0 | $0 |
| Apr 8, 2024 | NAGUABO | 0 | 0 | 3 | $0 |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Sep 8, 2025 | NAGUABO | 0 | $0 |
| Sep 2, 2025 | NAGUABO | 0 | $0 |
| Aug 9, 2025 | NAGUABO | 0 | $8K |
| Apr 26, 2025 | NAGUABO | 0 | $5K |
| Nov 10, 2024 | NAGUABO | 0 | $5K |
| Nov 5, 2024 | NAGUABO | 0 | $400 |
| Oct 31, 2024 | NAGUABO | 0 | $2K |
| Oct 31, 2024 | NAGUABO | 0 | $10K |
| Oct 31, 2024 | NAGUABO | 0 | $1K |
| Sep 8, 2024 | NAGUABO | 0 | $1K |
Other hazards here
More from Naguabo Municipio
- Flood 55
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
A 60 year old women drove her car into a flooded segment of road 31. Her vehicle was dragged by the current but she was able to get out, becoming trapped in some bushes where she was later rescued. River Rio Blanco overflowed its banks along road 31. Highway 3 flooded from road 192 to the city bridge.
Heavy rainfall caused the Rio Blanco to rise out of its banks, resulting in localized flooding along La Pitina curve in Naguabo. One person was stranded by rapidly rising water but was rescued safely by the Naguabo Municipal Office of Emergency Management. Only the La Pitina curve was flooded; nearby exit 22 remained open to traffic.
The 911 Call Center reported that three males and one female were trapped in the Rio Prieto area. There were no reported injuries; the individuals were stranded due to flooding conditions. All four individuals were rescued safely. A flash flood warning was in effect at the time of the incident, with an estimated 2 to 3 inches of rainfall in the area.
Quick answers
Frequently asked
How many flash flood events are on record in Naguabo Municipio, Puerto Rico?
77 flash flood events are recorded in Naguabo Municipio between 2008 and 2025, causing 1 direct deaths.
What is the strongest flash flood recorded in Naguabo Municipio?
The strongest flash flood on record in Naguabo Municipio measured 0.
Where does the flash flood data for Naguabo Municipio come from?
All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.
Cite this page
“Flash Flood in Naguabo Municipio, Puerto Rico.” Severe Weather History. severeweatherhistory.com/county/puerto-rico/naguabo-municipio/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.