Geologic units in Haskell county, Kansas

Loess (Holocene to Pleistocene) at surface, covers 92 % of this area

eolian silts

Dune Sand (Holocene to Pleistocene) at surface, covers 8 % of this area

unconsolidated dune sand

Alluvium (Pleistocene) at surface, covers 0.4 % of this area

unconsolidated sand, silt, clay, and gravel

Alluvium (Holocene to Pleistocene) at surface, covers 0.3 % of this area

unconsolidated sand, silt, clay, and gravel