Sinkhole risk in Georgetown County, SC: Mostly deep or small

Mostly deep or small

Some soluble rock, mostly deeply buried or in a small share of the county.

On soluble rock: 21%
At or near the surface: 0%
Buried under cover: 21%

The next step for one property

Sinkholes are uncommon here; watch for new depressions after heavy rain or leaking pipes.

That works out to roughly 172 of Georgetown County's 814 square miles on soluble rock. With about 66,035 residents (81 per square mile), homes are spread across towns and farmland, and a mapped unit may or may not reach the developed parts. The figures come from 504 map points about 1.3 miles apart, so a pocket smaller than that can be missed or overstated.

Counties around Georgetown County

The nearest county rated sinkhole country is Florence County, SC, about 48 miles northwest. None of the 6 closest counties land in the same band, so Georgetown County stands out from its surroundings.

Williamsburg County, SC 28 mi northwest · 31% at surface
Horry County, SC 39 mi northeast · 29% at surface
Berkeley County, SC 41 mi west · 30% at surface
Marion County, SC 46 mi north · 33% at surface
Florence County, SC 48 mi northwest · 77% at surface
Clarendon County, SC 56 mi west · 79% at surface

Against the rest of South Carolina

Georgetown County ranks 39 of 46 in South Carolina for soluble rock at the surface, and sits above 0% of US counties on that measure.