Black River at Kingstree, SC
River level and flood forecast · Williamsburg County
The river is 10.4 ft below flood stage (12 ft).
Forecast to rise to 2.2 ft Thu 8 AM, below the 12 ft flood stage.
Flow: 14 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 10:57 AM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 16 ft |
| Moderate flood stage | 14 ft |
| Flood stage | 12 ft |
| Action stage | 11 ft |
| Record crest (October 7, 2015) | 22.65 ft |
What floods at each level
From the National Weather Service, highest first.
- 19.7 ftFlood waters will affect residential streets in Kingstree including Singleton, Scriven, McFarlin, and Cedar. Overflow from a canal on East Main Street near the railroad crossing may damage some stores in the area. Highway 52 and 261 closed.
- 18 ftFlood waters will begin to overflow Highways 52 and 261 causing some closures. Some evacuations may become necessary in the Kingstree area.
- 16 ftFlood waters will flow into some homes in the Kingstree area. Extensive flooding will occur along the remainder of the river.
- 14 ftFlood waters will continue to affect immediate areas along the river bed. Rising water levels will also reach Highway 41 at Andrews at 14.5 feet.
- 12 ftFlood waters will affect low lying areas along the river especially upstream from the Highway 52 bridge.
Highest crests on record
- 22.65 ft — October 7, 2015
- 19.77 ft — June 15, 1973
- 18 ft — September 21, 1928
- 16.41 ft — October 10, 2016
- 16.07 ft — September 20, 1945
Recent crests: 10.03 ft (October 16, 2025) · 11.3 ft (June 9, 2025) · 12.44 ft (August 11, 2024) · 11.78 ft (September 3, 2023) · 11.72 ft (April 2, 2023)
Up and down the river, and nearby
- UpstreamBlack River (SC) at I-95 near Manning, SC
- DownstreamBlack River near Andrews, SC
- Santee River near Russellville, SC
- Lake Moultrie at Rediversion Canal near St. Stephen, SC
- Lynches River at US 378 near Lake City, SC
- Tearcoat Branch at I-95 near Manning, SC
- Pocotaligo River at I-95 above Manning, SC
- Lynches River near Johnsonville, SC
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (KINS1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.