The Idaho State Department of Agriculture has confirmed the presence of quagga mussels in the Centennial Waterfront Park area of the Snake River in Twin Falls. Closures are in place until further notice. For your safety, stay out of the water. Learn more.
Official Government Website

Regional Water Quality Plans and Reports

This page presents subbasin assessments (SBAs) and/or total maximum daily loads (TMDLs) that have been completed in Idaho water bodies. Click on a region for an overview of the subbasin. Access the statewide list of subbasins on our Total Maximum Daily Loads web page.

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