Though toxin levels in the lower Willamette River that spans Ross Island to Kelly Point are safe for humans, they might not ...

Every summer, algal blooms turn rivers and lakes green. Although they are widely known as a major form of water pollution ...

Some Northern Colorado residents are noticing musty-smelling and metallic-tasting tap water after an algae bloom affected a ...

A harmful algal bloom has been detected in Michigan's Center Lake, the Jackson County Health Department said on Friday ...

Karenia cristata, a rare type of microscopic algae that produces toxins that harm nerve cells, can be lethal at very low concentrations ...

As the hot Kansas summer continues, public health concerns have been raised regarding blue-green algae. On The Kansas ...

MUSKEGON, MI — Another stretch of hot, calm summer weather has fueled a toxic blue-green algae bloom in Muskegon Lake, with tests showing one shoreline sample exceeded recreational guidance for a ...

Archive photos show a sea of green in Florida. Harmful algal blooms are a "growing problem" in every "US coastal and Great Lakes state," NOAA states.

Wife of Oregon murder victim arrested in remote Chelan County, Washington A woman wanted on a murder warrant in Oregon was found in a remote area of Washington and arrested, authorities said. Backers ...

Green mats floating along shorelines may appear harmless, but officials with the Idaho Department of Environmental Quality ...

Over the past 15 months, one of the country’s worst marine environmental disasters has been unfolding in South Australia. A harmful algal bloom expanded in many coastal seas, killing thousands of fish ...

Arkansas environmental officials have issued a harmful algal bloom advisory for Lake Hamilton near Hot Springs in Garland County.