Water quality in the Willamette Basin, Oregon, 1991-95

This report is intended to summarize major findings that emerged between 1991 and 1995 from the water quality assessment of the Willamette Basin Study Unit and to relate these findings to water quality issues of regional and national concern. The information is primarily intended for those who are involved in water resource management.;; Indeed, this report addresses many of the concerns raised by regulators, water utility managers, industry representatives, and other scientists, engineers, public officials, and members of stakeholder groups who provided advice and input to the USGS during this NAWQA Study Unit investigation. Yet, the information contained here may also interest those who simply wish to know more about the quality of water in the rivers and aquifers in the area where they live. and their protection for present and future generations.