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Public Waters (PW) Basin and Watercourse Delineations
These are provisional representations of Public Waters Basins (lakes, wetlands) and Watercourses (streams, altered channels) as depicted on the scanned paper regulatory maps and... -
DNR Hydrography Dataset
The DNR Hydrography Dataset is the centralized SDE data storage for master versions of DNR hydrographic spatial features (effective 2012). It includes the authoritative... -
Current Stream Water Units in Minnesota
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.... -
Minnesota Well Index (MWI)
The Minnesota Well Index (MWI) provides information about wells and borings in Minnesota. The MWI provides basic information, such as location, depth, geology, construction and... -
Source Water Assessment
Source Water Assessments include a variety of information about the water sources used by a public water system including: Who to contact about the drinking water, Where the... -
MPCA Volunteer Water Monitoring Stations
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... -
MPCA Surface Water API
The MPCA Surface Water API provides public access to data about surface water bodies, assessments and impairments of surface water, monitoring stations, and analytical results... -
Arsenic in Private Wells
Long-term exposure to arsenic, even at low levels, is associated with adverse health effects, including cancer of the bladder, lungs, skin, kidney, nasal passages, liver, and... -
Community Water Systems
Minnesota has community water systems (CWS) that serve approximately 80% of Minnesota residents. Water from these systems can come from groundwater (water found in underground... -
Source Water Protection
The Minnesota Department of Health (MDH) is the state authority for drinking water. Several programs at MDH work together to ensure safe and adequate drinking water. One of the... -
Comprehensive Stream WIDs
A two-dimensional representation of stream linework within the State of Minnesota, with associated attributes. This dataset contains both current and past Water Unit IDs. This... -
Minnesota Agricultural Water Quality Certification Program (MAWQCP) Pilot and...
The Minnesota Agricultural Water Quality Certification Program (MAWQCP) is a voluntary opportunity for farmers and agricultural landowners to take the lead in implementing... -
Public Water Access Sites in Minnesota
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... -
Lakes of Phosphorus Sensitivity Significance
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... -
Lake Benefit:Cost Assessment
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... -
DNR NextGeneration Hydrography - DNR Watercourses derived from LiDAR
This dataset contains linear features representing watercourse segments generated from a LiDAR-derived DEM (Digital Elevation Model). Features are defined from... -
MnModel Prehistoric Hydrographic Model, Minnesota
The Prehistorical Hydrographic Model (PREHYD) raster feature dataset was developed as a model of prehistoric surface hydrographic features in Minnesota. -
MnModel Prehistoric Hydrographic Model, Minnesota
The Prehistorical Hydrographic Model (PREHYD) raster feature dataset was developed as a model of prehistoric surface hydrographic features in Minnesota. -
Lakes of Biological Significance
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... -
Lakes with DNR Fisheries IBI Scores
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...
