These data include data to support evaluations of lake health across Minnesota. Healthy lakes are near to their natural state and are impacted by factors...

These data include standard deliverables for lake hydrologic assessment. The purpose is to promote sound natural resource management decisions by local water management planning...

The MPCA and its partners systematically evaluate waters in each major watershed in Minnesota every 10 years. This process begins with comprehensive lake and stream water...

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 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 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 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 contains point locations for each of the Metropolitan Council's lake monitoring sites. Many of the sites are inactive but historic data is still available on the...

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...