Sinkhole risk in Wagoner County, OK: 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: 2%
At or near the surface: 2%
Buried under cover: 0%

What to do about a house in Wagoner County

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

That works out to roughly 11 of Wagoner County's 562 square miles on soluble rock, 11 of them with the rock at or near the surface. With about 91,257 residents (162 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 255 map points about 1.5 miles apart, so a pocket smaller than that can be missed or overstated.

Counties around Wagoner County

The nearest county rated sinkhole country is Cherokee County, OK, about 29 miles east, close enough that the same rock may run under the county line. 3 of the 6 closest counties land in the same band; the ground changes quickly around here.

Muskogee County, OK 25 mi south · 2% at surface
Tulsa County, OK 26 mi northwest · 9% at surface
Mayes County, OK 28 mi northeast · 48% at surface
Rogers County, OK 29 mi north · 14% at surface
Cherokee County, OK 29 mi east · 66% at surface
Okmulgee County, OK 34 mi southwest · under 1% at surface

Which formation it is

The largest mapped soluble unit here is the Bloyd and Hale Formations (limestone), Early Pennsylvanian in age, covering about 2% of the county. Next is the Pitkin + Fayetteville + Batesville + Hindsville + Moorefield Formations at under 1%.

Against the rest of Oklahoma

Wagoner County ranks 60 of 77 in Oklahoma for soluble rock at the surface, and sits above 58% of US counties on that measure.