BY INDICATOR | {{selectedIndicator.title}}

Click an indicator to color the map regions below to match the grades for the selected indicator. Click again to toggle back to all.


  • Overall Health Index

  • Total Phosphorus

  • Dissolved Phosphorus

  • Total Nitrogen

  • Nitrate + Nitrite

  • Chlorophyll a

  • Walleye

  • Yellow Perch

  • Emerald Shiner

  • Bloom Index

  • Source Water Toxin

  • Recreational Toxin

BY REGION | {{selectedRegion.title}}

Click a region on the map to color the indicator icons above to match the grades for the selected region. Click again to toggle back to all.

SHOW STATIONS | {{stationBubbles | formatBubbleLabel : translations}}

Click to choose from No Stations, Station Scores, or Station Data.

Indicator: {{selectedIndicator.title}}

Region: {{selectedRegion.title}}