Sand sheet deposits
Sand deposits, undivided
Caliche deposits
Dune sand sheet deposits
Quaternary deposit, undivided
Alluvium
Maxon Sandstone and Glen Rose Limestone, undivided
Fredericksburg Group
Blackwater Draw Formation
Ogallala Formation
Sand dune deposits
Leona Formation
Pond deposits
Dockum Group
Interlayered eolian sands and piedmont-slope deposits along the eastern flank of the Pecos River valley, primarily between Roswell and Carlsbad. Typically capped by thin eolian deposits.