National Park Service (NPS) officials issued a water advisory for Lake Powell just before the July 4 holiday weekend after ...

Levels of cyanotoxins that were on the "high end of safe exposure levels" were observed at the mouth of Antelope Canyon in ...

The concentration of cyanotoxins was found to be at the “high end of safe exposure levels” in the Antelope Canyon portion of ...

A man staying in a houseboat on Lake Powell was arrested after refusing to let guests and family members leave when he made ...

Launched in 2008 by the National Association of State Boating Law Administrators, Operation Dry Water is a nationwide ...

Federal officials are warning boaters and swimmers to avoid scummy water in Antelope Canyon after cyanotoxins were detected.

Toxins detected in Lake Powell have led National Park Service officials to issue a Water Advisory for the lake ahead of the ...

LAKE POWELL, Ariz. — The National Park Service put out a water advisory for Lake Powell after a toxic algae bloom was ...

We're highlighting recent top stories and the latest forecast to start your day on this Thursday, July 3, 2025.

Lake Powell has been tested for cyanotoxins and was deemed at the high end of safe exposure. Officials give tips to avoid ...

New data shows that water levels in major reservoirs including Lakes Mead and Powell are well below average for this time of ...

The National Park Service detected the presence of cyanotoxins in Antelope Canyon, in concentrations at the high end of safe ...