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

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

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

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

Arizona's Lake Powell is an incredible oasis in a red rock landscape. After a short hike, you'll find yourself in the perfect ...

Toxic algae hits vast US lake just in time to spoil July 4 swimming and boating - Exposure to the blooms can result in liver ...

But Lake Powell was made in 1963 when Glen Canyon Dam was built, diverting water from the Colorado River while millions of years of water and wind erosion shape-shifted Antelope Canyon into what ...

Don’t boat, water ski, or jet-ski on scummy water. These activities can cause toxins to become airborne, increasing the ...

A toxic algae bloom, containing harmful cyanotoxins, has been detected in Lake Powell's Antelope Canyon, disrupting Fourth of ...

Contact with harmful algae can lead to nausea, vomiting, breathing problems, and unexplained illness, NPS said in a press ...

A boat in Lake Powell near Bullfrog on Oct. 6, 2022. Glen Canyon National Recreation Area officials issued an advisory on Wednesday, warning visitors of harmful algal blooms following the discovery of ...