Just about every summer in recent years, a stretch of the Willamette River south of downtown Portland at Ross Island turns green from a thick layer of toxin-producing algae that grows rapidly in the h ...

The money would go to Oregon State University to finish designing a channel that would cut through Ross Island. Organizers would need another $8 million to carry out the project.

The MDEQ has already issued a half dozen water contact advisories this year, recommending beach-goers to avoid the water due ...

An outbreak of illness in sea lions due to toxic algae that began in Malibu was continuing to expand Tuesday, reaching as far ...