Water Quality

DEQ is currently working on revisions to its assessment methodology for Oregon’s Water Quality Report and List of Water Quality Limited Waters and improvements to its Integrated Report.

Final white papers 

Binomial peer-review materials 

Biocriteria peer-review materials

Aug. 28, 2017 public meeting

Integrated Report Improvements Work Group

As the work group meetings are scheduled, additional information will be provided to include agenda items, schedules, and preview materials for attendees and other interested individuals.

Meeting 5 - April 16, 2019

Previous meetings

Meeting 4 
Meeting 3
Meeting 2
Meeting 1



For more information about ongoing improvements please contact: