How healthy is your Long Island Sound?

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. If a region is selected, mouseover to show the indicator's line on the chart.


  • Overall Health Index

  • Dissolved Oxygen

  • Nitrogen

  • Phosphorus

  • Chlorophyll a

  • Water Clarity

  • Finfish

  • Piping Plover

  • Eelgrass

  • Bacteria

  • Shellfish

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. Mouseover to show the region's line on the chart.

SHOW STATIONS | {{stationBubbles | formatBubbleLabel}}

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

Category: {{selectedCategory.title}}

Indicator: {{selectedIndicator.title}}

Region: {{selectedRegion.title}}