Science of Watershed Health


5 component health scores

Health index scores

Inside of the five component framework, there is a series of health index scores.  Explore details about the science behind each index and the combined component health scores.   

Combined Biology score

Combined Connectivity score

Combined Geomorphology score


Combined Hydrology score

water quality logo

Water Quality

Health Index Scores:

Non-point Source

Localized Pollution Source



Combined Water Quality score


Component scores are combined into an overall Watershed Health Score:

View Combined Watershed Health Score


Additional resources

Health Index Score Summary Table PDF

Download table summarizing all health scores and data sources


Watershed Health Reports »

Download health reports for Minnesota's 81 major watersheds.


Building a watershed health index »

Learn more about creating a health index.