Blue-Green Algae Map
Upper Klamath Lake (Howard Bay only), Copco Reservoir, and Iron Gate Reservoir are currently posted.
Mainstem Klamath, Shasta, and Scott- Yellow
Trinity and Salmon- Green
The Klamath Basin Monitoring Program facilitates the coordination and implementation of water quality monitoring in support of the stewardship, protection, and restoration of all beneficial uses within the Klamath River watershed, with the ultimate goal of restoring water quality. Learn More