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

By Dennis A. Wentz, Bernadine A. Bonn, Kurt D. Carpenter, Stephen R. Hinkle, Mary L. Janet, Frank A. Rinella, Mark A. Uhrich, Ian R. Waite, Antonius Laenen, and Kenneth E. Bencala

U.S. GEOLOGICAL SURVEY CIRCULAR 1161

A contribution of the National Water-Quality Assessment (NAWQA) Program

• National Water-Quality Assessment Program
• Summary of major issues and findings
• Environmental setting and hydrologic conditions
• Major issues and findings
  • Fish communities, habitat, and water chemistry
  • Suspended sediment
  • Ground water/surface water interactions
  • Nutrients
  • Pesticides and volatile organic compounds
  • Dioxins and furans
  • Organochlorine pesticides, PCBs, and trace elements
• Water quality conditions in a national context
• Stream quality
• Ground water quality
• Study design and data collection
• Summary of compound detections and concentrations
• References
• A coordinated effort
• Acknowledgments

The use of firm, trade, and brand names in this report is for identification purposes only and does not constitute endorsement by the U.S. Government.

In-text links to figures generally point to the figure caption, below the actual figure.

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Suggested citation:
Wentz, D.A., Bonn, B.A., Carpenter, K.D., Hinkle, S.R., Janet, M.L., Rinella, F.A., Uhrich, M.A., Waite, I.R., Laenen, A., and Bencala, K.E., 1998, Water Quality in the Willamette Basin, Oregon, 1991-95: U.S. Geological Survey Circular 1161, on line at <URL: https://water.usgs.gov/pubs/circ1161>, updated June 25, 1998 .

ISBN 0-607-89231-5 (pbk.)

Further information:
Willamette Basin NAWQA Study || National Water-Quality Assessment Program || U.S. Geological Survey

This page is <URL:http://water.usgs.gov/pubs/circ1161>
Email questions and comments to GS-W_NAWQA_Outreach@usgs.gov

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