Public health officials are warning the public about a new type of toxic algae in the Columbia River that can be deadly to ...

Following the deaths of two dogs last year, Clark County is alerting the public to a new form of cyanobacteria found in the Columbia River: benthic algae mats.

The state plans to build a barrier to keep out the carp, but first it has to deal with the legacy of pollution at the ...

Wastewater that included nitroglycerin, copper and lead was released at excessive levels into the New River from the Radford Army Ammunition Plant, state regulators say. The plant has agreed to ...

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