My parents started vacationing with my brother and me on Chautauqua Lake when I was four years old. At age ten, I began ...

Swimmers are being urged to take caution at a popular lake in the Upper Valley after the year’s first cyanobacteria bloom.

Edwardsville and Glen Carbon are both warn of blue-green algae growing in parts of their parks. Blue-green algae, also known ...

As temperatures soar into the 90s, Lake Norman becomes a popular spot for summer activities, but visitors are being warned about the presence of algae blooms.

Local News More toxic blue algae discovered in Lady Bird Lake According to officials, the presence of the algae is a rapid change from two weeks ago, when almost none was found in the lake.

Algae blooms strongly change the color of the water to shades of green or blue, but can also appear as shades of yellow, white, brown, purple, or red.

Blue-green algae, which can produce toxins, have been spotted in Lake Monroe and Lake George, and the Florida Department of Health in Volusia County is warning people to take precautions.

For the most part, swimming at the lake is safe, healthy, summer fun. There are risks, but here's how to avoid them.

Nebraska officials are alerting the public to harmful algal booms of "toxic blue-green algae" at a lake in Douglas County.

Denverites wanting to recreate at Cherry Creek Reservoir anytime soon may want to be cautions of coming near areas of the reservoir where toxic algae may be blooming.

The Florida Department of Health in Palm Beach County said Thursday for the public to be cautious about the presence of blue-green algae in portions of Lake Okeechobee.