These are provisional representations of Public Waters Basins (lakes, wetlands) and Watercourses (streams, altered channels) as depicted on the scanned paper regulatory maps and...

This layer shows lakes meeting criteria for Lakes of Biological Significance (LBS) in Minnesota. Lakes were identified and classified by DNR subject matter experts on objective...

Stream segments with Strahler stream order values assigned. For more information about Strahler stream order, see: http://en.wikipedia.org/wiki/Strahler_Stream_Order Stream...

This layer shows legally designated trout streams and trout stream tributaries as identified in Minnesota Rules Chapter 6264. See...

This layer shows the Fish-based Index of Biological Integrity (IBI) Scores for MN lakes as calculated by DNR Fisheries. Scores range from 0-100, with higher scores indicating...

These are water bodies (lakes, streams/rivers, wetlands) listed as infested with any of these aquatic invasive species:bighead carpBrazilian waterweed brittle naiadEurasian...

New generation of Drinking Water Supply Management Areas for surface water (DWSMA-SW) intakes. This is the endorsed surface and subsurface area surrounding a public water supply...

This layer shows the aquatic life use judgements for MN lakes where fish index of biological integrity (IBI) monitoring has been completed. The judgement corresponding with the...

This data layer represents stream centerlines for major rivers in Minnesota.Major River Centerlines are maintained as tabular data and displayed as linear events on the Stream...

This data layer shows which Public Land Survey (PLS) Sections contain designated trout streams according to MN Rules Chapter 6264. See link...

Wetland area features mapped as part of the National Wetlands Inventory (NWI). The National Wetlands Inventory is a national program sponsored by the US Fish and Wildlife...

This layer summarizes the stressors to impaired or vulnerable lakes, which are identified from fish-based index of biological integrity (IBI) scores and aquatic life use...

A two-dimensional representation of all streams within the State of Minnesota, with associated attributes. This data set is built on the 24,000 National Hydrography Dataset....

This layer was created to identify Lakes of Phosphorus Sensitivity Significance (LPSS) within Minnesota. Available lake data were analyzed to classify lakes based on sensitivity...

This dataset was formulated to rank lakes as they relate to the state's priority of focusing on high-quality, high-value lakes that likely provide the greatest return on...

The Prehistorical Hydrographic Model (PREHYD) raster feature dataset was developed as a model of prehistoric surface hydrographic features in Minnesota.

This layer contains designated Wild, Scenic & Recreational Rivers in Minnesota as specified in 1997 MN Rules 6105.Segments of rivers are coded as state-designated (Y),...

The Historical Hydrographic Model (HISTHYD) raster feature dataset was developed as a model of surface hydrographic features at the time of the Public Land Survey in Minnesota.