Because no detailed digital mapping has been done for this county, this map is extracted from the state geologic map.
Frye, J.C.; and Leonard, A.R., 1949, Geology and ground-water resources of Norton County and northwestern Phillips County, Kansas: Kansas Geological Survey, Bulletin, 81, 144 p. (out of print, available online)
The Kansas Data Access and Support Center (DASC) has ArcInfo coverages available for this geologic data.
Cartographic Services, Kansas Geological Survey
Updated June 30, 2008
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