Pond Boss Forums POND CONSTRUCTION Soil questions Long list of soils, tough to read

https://soilseries.sc.egov.usda.gov/OSD_Docs/H/HOUSTON_BLACK.html

After using the maps, enter the soil name(s) in the Official series description link. It'll give you more detail about the soil series.

If this was mapped accurately, you have a clay textured soil (40% or more clay), it is an expansive type of clay, and very plastic.