Sinkhole risk in Hardin County, TX: No soluble rock mapped

No soluble rock mapped

No soluble bedrock mapped.

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

What to do about a house in Hardin County

No soluble bedrock is mapped here, so natural sinkholes are unlikely. Collapses from broken pipes or old mines are a separate risk.

Across 891 square miles, under one square mile of Hardin County maps onto soluble rock. With about 58,670 residents (66 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 318 map points about 1.7 miles apart, so a pocket smaller than that can be missed or overstated.

Worth reading for this county: why gypsum and salt move faster than limestone, and how these percentages are measured.

Counties around Hardin County

The nearest county rated sinkhole country is Runnels County, TX, about 347 miles west. 6 of the 6 closest counties land in the same band, so this is a regional pattern rather than a local quirk.

Liberty County, TX 29 mi southwest · 0% at surface
Tyler County, TX 30 mi north · 0% at surface
Orange County, TX 33 mi southeast · 0% at surface
Jefferson County, TX 36 mi southeast · 0% at surface
Jasper County, TX 37 mi northeast · 0% at surface
Polk County, TX 41 mi northwest · 0% at surface

Against the rest of Texas

Hardin County ranks 185 of 254 in Texas for soluble rock at the surface, and sits above 0% of US counties on that measure.