In 2023, a similar looking scum was spotted on the river in mid-October. That scum was determined to be an unspecified ...

River activists say it’s an interim measure to address the perennial problem in the human-made lagoon, identified by health ...

A chain of green scum was seen floating through Portland on Nov. 5, 2024. The substance was spotted on the Willamette River ...

Landowners Ross Island Sand & Gravel must test the stagnant pond near Portland to prevent blue-green algae blooms.

Voters in Portland, Oregon, have elected political outsider Keith Wilson as their next mayor. Wilson, a Portland native and ...

Bob Sallinger, the executive director for Willamette Riverkeeper who spent the bulk of his life working on conservation and ...

Located between Forest Park and downtown Portland lies one of the city's most recognizable attractions, overlooking downtown, ...

For decades, the Willamette River that runs through Portland, Oregon, was a look-but-don't-touch situation. "When we first moved here, there was no way in hell you'd get in the water," resident ...

The All Souls River Procession is put on by the artist collective Wildland Roots. The event will feature at least seven large ...

The Oregon Department of Environmental Quality (ODEQ) issued a new water quality certification to Ross Island Sand and Gravel ...

A chain of green scum was seen floating through Portland on Nov. 5, 2024. The substance was spotted on the Willamette River between the Marquam and Hawthorne bridges Tuesday afternoon. Oregon ...