OWRD Work Groups
Ecological Flow Technical Advisory Group (EFTAG)
Ecological Flow Technical Advisory Group (EFTAG)
EFTAG was a technical workgroup made up of scientists that study instream ecological flows.  The committee’s task was to write a background White Paper regarding Ecological flows to be used to help set policy for both approving Ecological flow studies and for setting ecological flows in regards to Grant and Loan Programs established by HB 3369 (passed by 2009 Legislature). White Paper December 2010 [PDF 4 MB] 
Make up of the EFTAG [PDF 40 KB]
Special Issue: Freshwater Biology   
Oregon Department of Fish and Wildlife Guidance for determination of elevated ecological flows:
U.S. Forest Service Paper on determining Channel Maintenance flows for gravel bed streams:
Maintaining Instream Flows In Northern California Coastal Streams