62
Recorded events
0
Direct deaths
0
Direct injuries
$7.1M
Property damage
Flash Flood in Dorchester County, South Carolina: 62 recorded events between 1996 and 2025. The strongest on record measured 0. That places the county #425 nationally and #8 statewide for this hazard.
Decade by decade
Flash Flood in Dorchester County, South Carolina: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flash flood in Dorchester County is the 2010s, when 24 of the county's 62 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 Dorchester County archive, flash flood makes up 7.7% of all recorded severe weather across 8 hazard types. Nationally the county sits at #425 for this hazard and #8 within South Carolina, putting it in the 86.0 percentile of all U.S. counties.
Seasonality
Events by month
Aug is the peak month for flash flood in Dorchester County with 21 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.
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Aug 22, 2025 | SLANDSVILLE | 0 | $0 |
| Aug 22, 2025 | SLANDSVILLE | 0 | $0 |
| Aug 22, 2025 | KNIGHTSVILLE | 0 | $0 |
| Aug 22, 2025 | JEDBURG | 0 | $0 |
| Aug 22, 2025 | KNIGHTSVILLE | 0 | $0 |
| Aug 16, 2025 | SLANDSVILLE | 0 | $0 |
| Aug 9, 2024 | SLANDSVILLE | 0 | $60K |
| Aug 9, 2024 | DORCHESTER | 0 | $0 |
| Aug 9, 2024 | DORCHESTER | 0 | $20K |
| Aug 9, 2024 | PREGNALL | 0 | $20K |
Other hazards here
More from Dorchester County
- Thunderstorm Wind 498
- Hail 185
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Law enforcement, media and social media posts indicated widespread flooding around Summerville and Wescott Plantation. Roads closed included Orangeburg Road at the intersection of Greenwave Boulevard, Ashley River Road at the intersection of Bacons Bridge Road and Wescott Boulevard between Ballantine Drive and Patriot Boulevard. The Dorchester SPCA building was also flooded with dogs standing in water inside their kennels. Dogs and other animals were being moved to safe locations. An off duty NWS employee also reported a tree down along South Main Street with damage to a structure and a vehicle.
Dorchester County Emergency Management reported that water entered at least 31 homes due to flash flooding along Eagle Creek. This included homes on Tranquil Lane and Harrison Road in the Tranquil Acres/Estates neighborhood, as well as homes in the Summerwood subdivision off of Ladson Road. Of the 31 impacted structures, 18 had 12 inches or less of water, 10 had between 13 and 23 inches of water, and 3 had between 24 and 35 inches of water inside.
The media reported flooding to a coffee shop near the intersection of East 3rd North Street and North Main Street. The coffee shop warehouse had around 8 inches of water in the building and around 4 inches of water inside the main customer building, destroying most flooring and some wall/cabinet wood panels. Video from social media also indicated flooding along Richardson Creek entering a few homes near the intersection of Central Avenue and South Pine Street, one of which appeared to have 1 to 2 feet of water inside exterior walls.
Quick answers
Frequently asked
How many flash flood events are on record in Dorchester County, South Carolina?
62 flash flood events are recorded in Dorchester County between 1996 and 2025, causing 0 direct deaths.
What is the strongest flash flood recorded in Dorchester County?
The strongest flash flood on record in Dorchester County measured 0.
Where does the flash flood data for Dorchester 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 Dorchester County, South Carolina.” Severe Weather History. severeweatherhistory.com/county/south-carolina/dorchester-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.