The U.S. Army Corps of Engineers, Los Angeles District is requesting comments on the Draft Supplemental Environmental Assessment (DSEA/Draft SEA) and Draft Clean Water Act Section 404(b)(1) analysis for the Rio de Flag (RDF) Flood Control Project (Project), located in the City of Flagstaff, Coconino County, Arizona. The Corps encourages all interested parties to submit comments concerning the analysis presented in the Draft SEA during the public review comment period. The comment period has been extended through March 31, 2023.
An electronic version of the Draft SEA and Appendices, including the Draft Clean Water Act Section 404(b)(1) analysis, are available at:
If you have specific questions or if we can provide any clarification about this request for comments on the Draft SEA or any other concerns, please contact Kirk Brus at (213) 452-3876 or via email at Kirk.C.Brus@usace.army.mil.