Toxics Still Persist in the River
Between 1989 and 1995, the Lower Columbia River Bi-State Water Quality Program (the predecessor to the Estuary Partnership) collected data on water quality and toxic contaminants in the lower river and estuary, generating a large dataset on the threats to the health of the river and the organisms that live there.
Since then, the Estuary Partnership has only had funding to monitor sporadically when funds were available. Between 2004 and 2007, monitoring results showed high levels of contaminants such as PCBs, PAHs, DDT, and PBDEs in juvenile salmon tissue, water