Happy Earth Day!

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Watershed Health Assessment Framework

'Managing for Health'

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22 April, 2024

Happy Earth Day

Earth Day is a great day to share some learning about Minnesota’s watersheds! At the Minnesota DNR, we collect and analyze a lot of environmental data about our lands and waters. One big challenge is to deliver all that data as useful information for a range of audiences.

Do you need to share a great resource with your colleagues or communities on Earth Day? Check out the WHAF online maps below. You can use these four examples to kickstart your own exploration; or create an example of your own. Change locations and hit 'share' to send an email with a link to a map for your area of interest.


What's Upstream?

Want an easy way to explain what is upstream of your town, lake, or farm?

  • Open map below to see the upstream area for Morris, Pomme de Terre River Watershed.
  • Move the map to your location of interest.
  • Click!
  • Now the mask shows the upstream watershed boundary for your location.
  • Open the Set Scale panel to find other boundaries to explore and share.
WHAF map of upstream area for Morris Minnesota

Concerns about Water Quality

Need to share your water quality concerns?

  • Open map below to show impaired water quality upstream of Melrose, Sauk River Watershed.
  • Open the Legend to understand the symbols.
  • Open Add Data and filter for impairments to find data by impairment type.
  • Turn the different impairment types on and off to see the patterns.
  • Click a new location to explore impaired waters for your area of interest.
impaired waters in the Suak River Watershed

Share a Watershed Health Score

Want to share the watershed health score that compares altered and unaltered streams?

  • The score is the percent of remaining natural stream miles in each catchment.
  • Open the Add Data panel to view the streamlines that generate this score. 
  • Open the Ecological Health Scores panel to see the whole suite of scores you can explore.
Altered watercourse health score for the Buffalo River Watershed

WHAF For Lake Health

Need to explore the health of your favorite lake?

  • Open this Link to pick a watershed or a county to compare a list of lakes; this example is the Miss. River – Brainerd watershed.
  • Open this link to use the WHAF for Lakes to select a lake by name; this example is Hanks Lake.
  • Use the tabs at the top to see details about the health scores for each lake and suggested stewardship actions.
WHAF for lake health shows Brainerd Watershed lakes

Be an Earth Day Champion

Did you make a map you want to share? All you have to do is hit that 'share' button and you can email a map to get those conversations started. Be an Earth Day Champion and share the learning!

Use Share button to email a map link

Watershed Health Assessment Framework:

Project Staff

  • Beth Knudsen, Watershed Assessment Coordinator; 651-299-4022
  • Kevin Krause, Watershed Assessment Research Scientist; 651-259-5167  
  • Alissa Stark, WHAF Application Developer; MNIT
  • Daniel O'Shea, River Ecology Unit Program Supervisor; 651-259-5127

Send comments and questions to WHAF staff: WHAF.DNR@state.mn.us 

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