County Geologic Atlas Program

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Printed atlases available through MGS


Regional Hydrogeologic Assessment: Southern Red River Valley

Number: RHA-3

Included Counties: Clay, Norman, and Wilkin
Parts of: Becker, Grant, Mahnomen, Otter Tail, Stevens, and Traverse

Published in two parts:

 


Part A - Geology

Date: 1995

Scale: 1:200,000

Publisher: Minnesota Geological Survey (MGS  external link)

Contents (PDF and GIS filesexternal link):

  • Plate 1 - Surficial geology
  • Plate 2 - Quaternary stratigraphy

 


Part B - Hydrogeology

Date: 2000

Scale: 1:200,000

Publisher: Minnesota Department of Natural Resources, Ecological and Water Resources Division

Contents:

  • Plate 3 PDF icon. - Surficial hydrogeology (1.3 MB)
  • Plate 4 PDF icon. - Sensitivity of surficial aquifers to pollution (1.8 MB)
  • GIS files