Just days after being reopened, Lake Mattoon is closed to swimming after city officials said there are still signs of a ...

A harmful algal bloom at Lake Mattoon has prompted officials to close the beach until further notice. The bloom, which can ...

MATTOON, Ill. (WAND) - Lake Mattoon is closed due to the presence of a harmful algal bloom that can release neurological ...

Sylvan Beach officials warning the public to avoid swimming in parts of the lake due to algal blooms. The boat of fisherman ...

And, while that’s causing headaches (literally) for some, it's providing ample opportunity for researchers studying the algal ...

He said "extreme levels of algae blooms" in the early 60s led to Lake Erie being declared "dead" because of hypoxia, which refers to a lack of oxygen in a body of water.

Health officials issued a public health advisory for Chuck Slough due to the presence of harmful cyanobacteria.

A study of dozens of Canadian lakes suggests global warming is the major driver of surging algae levels, raising questions ...

Blue-green algae has been spotted near the west side of Shand Dam at Belwood Lake, the Grand River Conservation Authority.

An estate has cancelled its water events due to high readings of blue-green algae in its lake. Holkham Hall and Estate in ...

The city has closed the beach at Lake Mattoon again until further notice due to a harmful algal bloom, which can release ...