Geology, altitude, and depth of the bedrock surface beneath the Ogallala Formation in the northern High Plains of Colorado
By: by R.G. Borman and Thomas S. Meredith.
Contributors: Meredith, Thomas S.; Geological Survey (U.S.)
Series: Hydrologic investigations atlas -- HA-669.
Publisher: U.S. Geological Survey
Place of publication: Reston, Va
Format: Map
Subjects: Aquifers -- Colorado -- Maps.; Geology, Stratigraphic -- Cretaceous -- Maps.; Geology, Stratigraphic -- Tertiary -- Maps.
Genres: Maps.
Other titles: Ogallala Formation in the northern High Plains of Colorado.
Notes: Includes text and index map.

Includes bibliography.
Table of contents: title: Geology and altitude of bedrock surface; title: Depth to bedrock.