Sinkhole risk in Tipton County, IN: 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: 100%
At or near the surface: 0%
Buried under cover: 100%

What this means before you buy

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

That works out to roughly 261 of Tipton County's 261 square miles on soluble rock. With about 15,324 residents (59 per square mile), there is effectively nowhere in the county off the soluble rock, town or country. The figures come from 392 map points about 0.8 miles apart, so a pocket smaller than that can be missed or overstated.

Counties around Tipton County

The nearest county rated sinkhole country is Monroe County, IN, about 83 miles south. 6 of the 6 closest counties land in the same band, so this is a regional pattern rather than a local quirk.

Howard County, IN 12 mi north · 0% at surface
Hamilton County, IN 18 mi south · 0% at surface
Madison County, IN 20 mi southeast · 0% at surface
Clinton County, IN 22 mi west · 0% at surface
Grant County, IN 25 mi northeast · 0% at surface
Boone County, IN 28 mi southwest · 0% at surface

What Tipton County is built on

The largest mapped soluble unit here is the Wabash Formation (limestone), Silurian in age, covering about 84% of the county. Next is the Muscatatuck Group at 13%.

Against the rest of Indiana

Tipton County ranks 83 of 92 in Indiana for soluble rock at the surface, and sits above 0% of US counties on that measure.