Severe Weather History


Hazard archive · 1950 — present

Flash Flood in Brazoria County, Texas

61

Recorded events

0

Direct deaths

0

Direct injuries

$2.0B

Property damage

Flash Flood in Brazoria County, Texas: 61 recorded events between 1997 and 2021. The strongest on record measured 0. That places the county #440 nationally and #77 statewide for this hazard.

Decade by decade

Flash Flood in Brazoria County, Texas: events per decade

Flash Flood in Brazoria County, Texas: recorded events per decade
Flash Flood in Brazoria County, Texas: recorded events per decade

Reporting practice changed over time — early decades are undercounted, not calmer.

The busiest decade for flash flood in Brazoria County is the 2000s, when 30 of the county's 61 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 Brazoria County archive, flash flood makes up 11.1% of all recorded severe weather across 8 hazard types. Nationally the county sits at #440 for this hazard and #77 within Texas, putting it in the 85.3 percentile of all U.S. counties.

Seasonality

Events by month

4Jan
0Feb
2Mar
10Apr
5May
8Jun
3Jul
11Aug
10Sep
5Oct
2Nov
1Dec

Aug is the peak month for flash flood in Brazoria County with 11 recorded events, while Feb 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.

Most recent

Latest recorded events

DateLocationMagnitudeDamage
May 1, 2021SWEENY0$5K
Sep 18, 2019FREEPORT0$0
Aug 28, 2017BRAZORIA0$0
Aug 28, 2017IOWA COLONY0$0
Aug 28, 2017ANCHOR0$0
Aug 27, 2017IOWA COLONY0$0
Aug 27, 2017PEARLAND0$2.0B
Apr 18, 2017PETERSON LNDG0$0
Apr 18, 2017DANBURY0$450K
Mar 29, 2017PEARLAND0$0
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Brazoria County

County overview →

From the record

What the reports say

Written by National Weather Service staff at the time of the event · public domain

Quick answers

Frequently asked

How many flash flood events are on record in Brazoria County, Texas?

61 flash flood events are recorded in Brazoria County between 1997 and 2021, causing 0 direct deaths.

What is the strongest flash flood recorded in Brazoria County?

The strongest flash flood on record in Brazoria County measured 0.

Where does the flash flood data for Brazoria County 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 Brazoria County, Texas.” Severe Weather History. severeweatherhistory.com/county/texas/brazoria-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


Historical reference only — for official alerts visit weather.gov