Kansas

Toxic algae in Norton County lakes

1 lake or waterway in Norton County has harmful algal bloom reports in Kansas's official data. The most recent entry is for Norton Lake: Kansas has no current advisory for Norton Lake. The most recent sample, on 4 August 2025, was below advisory levels (microcystin not detected). Norton Lake has had blooms in three or more years.

Lakes with bloom history

Newest report first. Each lake has its own page with the full history and what the results mean.

Norton Lake Latest 4 August 2025, blooms in 8 years No current advisory

Source: Kansas Department of Health and Environment (KDHE), official data, checked 24 October 2026. For today's conditions see the KDHE algae bloom map. No report doesn't mean a lake is safe: most water is only tested occasionally.