The 2018/2020 Integrated Report was approved by the U.S. Environmental Protection Agency on Nov. 12, 2020 and is now
current. To access the report please see the EPA Approved Integrated Report page.
The Oregon Department of
Environmental Quality is currently working on Assessment Methodology updates
for the 2022 Integrated Report. Information on the updates can be found on DEQ's Assessment Methodology web page. This page will be updated when a draft report is ready for
public comment (anticipated fall/winter 2021).