Crystal Lake's public beach will remain closed to swimmers after water samples confirmed elevated levels of cyanobacteria, Manchester health officials said Thursday. The toxic algae bloom was first ...

"If our lake is in danger, then our livelihood is in danger," said a local business owner who is raising funds and awareness.

ENFIELD, N.H. (WCAX) - Swimmers are being urged to take caution at a popular lake in the Upper Valley after the year’s first cyanobacteria bloom. The New Hampshire Department of Environmental ...

PAULA TRACY begins her 2025 Lakes Watchdog series at InDepthNH.org today. Sign up for our free newsletter to make sure you ...

A blue-green algae has emerged on Lake Norman, prompting warnings from state health officials to avoid the water where spotted. Algal blooms have lingered since Monday “at multiple locations ...

Harmful, blue-green algae blooms have been appearing on bodies of water nationwide, just as you may be drawn to go swimming or boating. Here’s what you should know.

Harmful, blue-green algae blooms have been appearing on bodies of water nationwide, just as you may be drawn to go swimming or boating. Here’s what you should know.

Harmful, blue-green algae blooms have been appearing on bodies of water nationwide, just as you may be drawn to go swimming or boating. Here’s what you should know.

Harmful, blue-green algae blooms have been appearing on bodies of water nationwide, just as you may be drawn to go swimming or boating. Here’s what you should know.

Harmful, blue-green algae blooms have been appearing on bodies of water nationwide, just as you may be drawn to go swimming or boating. Here’s what you should know.