Soils and Physiograhic Settings in Wisconsin

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Soils and Physiograhic Settings in Wisconsin

• Fred Madison
• UW Discovery Farms

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Starting at the broad scale Wisconsin has three
major basins where surface water drains
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• The Federal Programs divide the state into Major
  Land Resource Areas
• Northeastern Wisconsin Drift Plain
• More than 90 percent of this MLRA is in farms,
  nearly 60 percent of which is cropland.
• Feed grains and hay are the chief crops.
• The rest of the land in farms is about equally
  divided between tame pasture and farm woodlots.
• Less than 5 percent of the MLRA is used for urban
  development.

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Ecological Landscapes of Wisconsin
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• Watershed Management Units
• Hydrologically based subdivisions
• Wisconsin has 24 WMU
• Originally developed to support the old Water
  Quality Management Plans (aka. Basin Plans).
• Being replaced by the State of the Basin Reports.
  
• Relationship to HUCs Approximately equivalent to
  "Regions" (Level 4, 8-digit Hydrologic Unit
  Hierarchy (HUC)).

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• Watersheds
• Used primarily to prepare reference base maps for
  the DNR NPS Water Pollution Abatement Program
• Generally known as the NPS Priority Watershed
  Program.
• They are a further hydrologic subdivision of the
  Water Management Units.

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