Geologic units in Henderson county, Texas

Queen City Sand (Eocene) at surface, covers 41 % of this area

Queen City Sand

Wilcox Group, undivided (Paleocene to Eocene) at surface, covers 22 % of this area

Wilcox Group, undivided

Alluvium (Holocene) at surface, covers 11 % of this area

Alluvium

Terrace deposits (Pleistocene and Holocene) at surface, covers 8 % of this area

Terrace deposits

Carizzo Sand (Eocene) at surface, covers 6 % of this area

Carizzo Sand

Reklaw Formation (Eocene) at surface, covers 6 % of this area

Reklaw Formation

Wills Point Formation (Paleocene) at surface, covers 4 % of this area

Wills Point Formation

Weches Formation (Eocene) at surface, covers 1 % of this area

Weches Formation

Kincaid Formation (Paleocene) at surface, covers 0.5 % of this area

Kincaid Formation

Sparta Sand (Eocene) at surface, covers 0.4 % of this area

Sparta Sand

Kemp clay and Corsicana Marl, undivided (Late Cretaceous; Gulfian Series) at surface, covers 0.1 % of this area

Kemp clay and Corsicana Marl, undivided