FloodZoneMap.org

Flash Flood — Richland, SC

Aug 15, 2025

Upper ridging in place to the west of the area, over the central US. A MCS developed east of the ridge axis and moved through the Deep South. Deep layer moisture in place and convergence from colliding outflow boundaries led to heavy rain. This caused urban flash flooding during the night of August 15th into the 16th.

Source: NOAA National Weather Service Storm Events Database (event 1279175). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Richland, SC

This event is one of many recorded floods in Richland County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Richland County flood data →

More Flood Stories

Tropical Storm1 death$17.1M damage

Richland, SC · Sep 27, 2024

Tropical Storm Helene formed in the NW Caribbean Sea on September 24. Helene moved northward into the Gulf of Mexico where it strengthened into a hurricane on September 25.

Read the full account →
Flash Flood$10K damage

Richland, SC · Aug 3, 2024

An upper trough and frontal boundary was approaching the region from the west. The atmosphere was quite unstable with surface based CAPE around 3000-4000 J/kg, 3000 J/kg of mixed layer CAPE.

Read the full account →
Flash Flood$10K damage

Richland, SC · Aug 3, 2024

An upper trough and frontal boundary was approaching the region from the west. The atmosphere was quite unstable with surface based CAPE around 3000-4000 J/kg, 3000 J/kg of mixed layer CAPE.

Read the full account →
Flash Flood

Richland, SC · Sep 26, 2024

Tropical Storm Helene formed in the NW Caribbean Sea on September 24. Helene moved northward into the Gulf of Mexico where it strengthened into a hurricane on September 25.

Read the full account →