A Section 404 permit is required for the discharge of dredged or fill material into all waters of the United States, including wetlands.
For application forms or other information
Visit the US Army Corps of Engineers Web site at www.usace.army.mil (external link)
Contact the Seattle district office located at
US Army Corps of Engineers, Seattle District (external link)
Federal Center South Building
4735 E. Marginal Way South,
Seattle, Washington 98124-3755
Phone: 206-764-3495
FAX: 206-764-6602.
Clean Water Act (external link)
U.S. Army Corps of Engineers, Regulatory Branch (external link)