Surface-water-quality assessment of the Yakima River basin, Washington. Distribution of pesticides and other organic compounds in water, sediment, and aquatic biota, 1987-91: With a section on dissolved organic carbon in the Yakima River basin - Rinella, Joseph; McKenzie, Stuart; Crawford, J.; Foreman, William T.; Fuhrer, Gregory; Morace, Jennifer; Aiken, George (Water Supply Paper, 1999)