The temporary cutoff has been in the works for years, with officials steadily boosting capacity from other parts of the city’s sprawling 19-reservoir ... and algae in the Croton system ...

Oregon Health Authority warned Fern Ridge Reservoir visitors of potentially harmful blue-green algae blooms on June 18.

A Cornelius resident reported a “green floating growth” while walking his dog outside his condo. “Growth appears to have ...

About 30 harmful blooms plagued Arizona waters last year, affecting parts of Lake Havasu, Saguaro and Canyon lakes and Tempe ...

The Rhode Island Department of Health and Rhode Island Department of Environmental Management are advising people to avoid contact with Slack Reservoir in Smithfield and Johnston due to a harmful ...

The unsafe levels of a toxic algae species that forced the closing of Albemarle County’s Chris Greene Lake have dropped, and the county will open the lake to boaters, swimmers and pets on Friday.

Two beaches in Mohegan Lake additionally remain closed until further notice. Mohegan Colony Association and Mohegan Beach Park District both closed on June 10 due to harmful algae blooms.