https://www.usgs.gov/publications/surface-water-quality-assessment-yakima-river-basin-washington-distribution-pesticides
During 1987-91, chemical data were collected for pesticides and other organic compounds in surface water, streambed sediment, suspended sediment, agricultural...
surface waterquality assessmentyakima riverbasinwashington
https://www.nwf.org/Home/Our-Work/Waters/Great-Waters-Restoration/Yakima-River-Basin
The National Wildlife Federation and other stakeholders formulated the Yakima Basin Integrated Plan to save the basin from the effects of climate change.
national wildlife federationyakima riverprotectingbasin