Geologic units in Kent county, Texas

Quartermaster Formation (Permian; Guadalupe Series) at surface, covers 41 % of this area

Quartermaster Formation; North and central Texas including panhandle.

Whitehorse Group, undivided (Permian; Guadalupe Series) at surface, covers 21 % of this area

Whitehorse Group, undivided

Sand sheet deposits (Holocene) at surface, covers 20 % of this area

Sand sheet deposits

Dockum Group, undivided (Late Triassic) at surface, covers 9 % of this area

Dockum Group

Alluvium (Holocene) at surface, covers 4 % of this area

Alluvium

Lingos Formation (Middle (?) Pleistocene to Recent) at surface, covers 3 % of this area

Lingos Formation

Terrace deposits (Pleistocene and Holocene) at surface, covers 2 % of this area

Terrace deposits

Quaternary deposit, undivided (Quaternary) at surface, covers 0.5 % of this area

Quaternary deposit, undivided

Ogallala Formation (Pliocene to Miocene) at surface, covers < 0.1 % of this area

Ogallala Formation

Edwards Limestone (Early Cretaceous) at surface, covers < 0.1 % of this area

Edwards Limestone