Watershed Health Assessment Framework

Watershed Health is a landscape with natural systems that function well and enhance the quality of life for all inhabitants. This view of the Mississippi River is at Barn Bluff in Red Wing, Minnesota.


The Watershed Health Assessment Framework (WHAF) provides an organized approach for understanding natural resource conditions and challenges, and for identifying opportunities to improve the health and resilience of Minnesota’s watersheds. Read more about the WHAF.

Explore lake health with our new WHAF for Lakes! Learn about a particular lake or compare lake health to others nearby.


WHAF interactive map displaying Impervious Cover health score.

Watershed map

The online map delivers an organized exploration of watershed conditions. Open map »

Use Map Help to guide you through the WHAF Map Tools or to follow the WHAF Process Guide. Open Map Help »

Lake Pepin landscape overlaid with heart monitor icon; symbolizing measures of ecological well-being.

Watershed health scores

Watershed health scores are calculated from a variety of data sources to help users compare patterns of health across the state. View the health scores »

five icons for watershed health

Key concepts for watershed health

Concepts of system science guide how the five component WHAF framework is applied, including the concepts of health, scale, complexity and resilience. Learn more »

Cover images from three WHAF reports.

Watershed reports and tools

Understand the health of your watershed through Watershed Context Reports, Health Report Cards and Climate Summaries. Use interactive tools to view lake health scores within a watershed context and create custom summaries of land cover types. View reports and tools »

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Legacy Amendment logo

This program is made possible by funds from the Clean Water, Land and Legacy Amendment.

Please email all feedback to: [email protected]

Phone Contact:  651-299-4022