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

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

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 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...

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...

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...

These are the District boundaries for the Minnesota DNR's Division of Ecological and Water Resources (EWR).

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 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...

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...

These data represent public waters and public ditches that require permanent vegetation buffers or alternative riparian water quality practices. The buffer map data comprise two...

The MNDNR Watershed Suite is a collection of watershed delineations at various levels, flow network lines, and pour points. This is the newest version updated in 2023. Follow...

The legacy version of the MN DNR Watershed Suite is from 2010-2023. Updates to the MN DNR Watershed Suite Dataset will occur on October 31st, 2023 and can be accessed at...

This layer depicts open water features for lakes and rivers. The geography was initially created from the open water features depicted in the 2005 Generalized Land Use dataset...

Minnesota Pollution Control Agency Volunteer Water Monitors measure the clarity of lakes and streams, collecting valuable data that is used to make decisions on watershed...

The Prioritize Target Measure Application (PTMApp) is a geospatial watershed model that uses land use data, lidar derived hydro conditioned elevation models, soils, and travel...

The Daily Erosion Project (DEP) uses GIS to estimate soil erosion, water runoff, and soil moisture in Iowa and surrounding states, including most of Minnesota. The DEP manages a...