The Federal Emergency Managment Agency and the MNDNR produce Digital Flood Insurance Rate Maps (DFIRM) for selected counties in the state. These maps are often referred to as...

These sets of data include the drinking water supply management area boundaries and the vulnerability levels within each management area in Minnesota. More information can be...

Wellhead Protection Area (WHPA) is the Minnesota Department of Health (MDH) approved surface and subsurface area surrounding a public water supply well or well field that...

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

Inventory of springs in Minnesota. These data are collected and compiled by the Minnesota DNR as a tool to help create awareness of and appreciation for this resource so spring...

The County Well Index (CWI) geodatabase was developed by the Minnesota Geological Survey (MGS) and is maintained in cooperation with the Minnesota Department of Health (MDH)....

This geodatabase contains authoritative GIS data for MNDNR Parks and Trails-administered public water access sites. It also contains information about free public water access...

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...

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...

15-Foot Standard: Polygons showing the DNR Fisheries calculated littoral zone based on a standard 15-foot depth contour. For this standard, all lake areas 0-15 feet in depth are...

This is a feature class of measured stream routes and is a core feature class within the DNR Hydrography Dataset.A "route" is an ESRI linear feature type created through a...

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 file geodatabase includes the following individual layers:Lake Bathymetric Contours: Contours lines corresponding to lake bathymetry, digitized from existing lake contour...

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...

Lake Basin MorphologyLake polygons with an attribute table of morphometric indices which describe the physical form and structure (morphology) of a lake.Lake Basin Fetch and...

This dataset contains linear features representing watercourse segments generated from a LiDAR-derived DEM (Digital Elevation Model). Features are defined from...

The DNR Hydrography Dataset is the centralized SDE data storage for master versions of DNR hydrographic spatial features (effective 2012). It includes the authoritative...

This dataset depicts some general categories of community water supply system types in the Twin Cities metropolitan area of Minnesota. As described in the Water Policy Plan of...

This Vulnerable Groundwater Areas Feature Class illustrates quarter sections that meet at least one of 3 conditions across the state. The first condition includes soil mapping...