For decades the Army Corps of Engineers used an island near the Bonneville Dam as a dumping ground. Toxic chemicals leaked into the Columbia River. The island is also a historic fishing site for the Yakama Nation.
Scientists used shellfish to conduct the broadest study of pollution levels along the shore of Puget Sound, ever. And in some places, it's pretty contaminated.
New testing shows low levels of a banned toxic chemical are still showing up in a variety of everyday products including paints, newspapers, magazines and cardboard food packaging.
What happens when fish feed on plastic? New research provides some answers.
Several environmental groups say they will sue the Environmental Protection Agency to get it to hurry up and raise the fish consumption rate in Washington. The rate helps determine how clean state waterways need to be to protect the health of people who eat fish caught there.
The Washington Department of Ecology took samples from around Puget Sound in 1998 and then compared them with samples taken from the same area ten years later. The results are in and they're not pretty.
What’s in Puget Sound? A new report released Thursday details the toxic contaminants making their way into Washington waterways every year, and what kind of harm they may be causing.
There are about 50,000 harbor seals in the coastal waters of Puget Sound and British Columbia. But no two seals are the same when it comes to the chemicals that show up in their bodies. If you compare the seals in B.C. with those in Washington, you'll see some major differences when it comes to PCBs.
PORTLAND -- The Zidell Waterfront hazardous cleanup project should be complete by the end of October. That's the deadline for finishing in-water remediation because after that time, endangered salmon and steelhead trout become more plentiful in the Willamette River.