Southeastern Minnesota is part of the Upper Mississippi Valley Karst that includes southwestern Wisconsin and northeastern Iowa. In Minnesota, surface karst features (including...

A County Geologic Atlas is a systematic study of a county's geologic and ground water resources. Geologic studies include both near-surface deposits and bedrock. Ground water...

The Aggregate Resource Mapping Program (ARMP) began in 1984 when the Minnesota Legislature passed a law (Minnnesota Statutes, section 84.94) to: - Identify and classify...

Spatial (GIS) data of dimension stone inventory sites in northern Minnesota. Collection began in 1989.