Ogallala Formation

Alluvial and eolian deposits, and petrocalcic soils of the southern High Plains. Locally includes Qoa.
State New Mexico
Name Ogallala Formation
Geologic age Lower Pliocene to middle Miocene
Lithologic constituents
Unconsolidated > Coarse-detrital > Sand (Alluvial, Eolian)GEOLEX
Sedimentary > Carbonate (Calcareous)petrocalcic soils of the southern High Plains; marl
NGMDB product
Counties Chaves - Colfax - Curry - DeBaca - Eddy - Guadalupe - Harding - Lea - Lincoln - Mora - Quay - Roosevelt - San Miguel - Torrance - Union