
Invasive Mussels: Why Are We Worried?
Idaho is legendary for its pristine waters, dramatic wilderness, healthy fisheries, and abundant opportunities to
We who are privileged to live here form a culture of care for the lake and its surroundings.

Idaho is legendary for its pristine waters, dramatic wilderness, healthy fisheries, and abundant opportunities to

Anchors Away! Todd Walker conducted the District’s annual buoy cruise, where he evaluated the condition

Did you notice Idaho State Department of Agriculture’s Invasive Species boat out on Hayden Lake

Summer is here! The temperature is rising, lilacs and mock oranges are blooming, and the

Use a contractor for old-dock removal when replacing. Use the LDRP to clear you property

Join the Hayden Lake Watershed Improvement District for important presentations from the Idaho State Department of Agriculture (ISDA) and Kootenai County (KC). Learn about invasive and noxious species that threaten our Hayden Lake Watershed. Don’t miss this chance to stay informed!
Check out these 10 tips from an experienced lake-debris hauler, or return to the ’25


The Idaho Recreational Water Health Advisories map indicates that the Cyanobacteria-related health advisory is still in effect on Hayden Lake’s North Arm. Continue to safeguard your family – especially small children and pets – stay away from questionable water!

Panhandle Health District (PHD) issued a Health Advisory on 7/26 for Hayden Lake’s North Arm due to a Department of Environmental Quality (DEQ)-identified Harmful Algal Bloom (HAB).