Regulatory Public Notices

The U.S. Army Corps of Engineers regulates activities affecting wetlands and other waters of the United States under Section 10 of the Rivers and Harbors Act of 1899 and Section 404 of the Clean Water Act. Public involvement is central to this process, with input from agencies, tribes, organizations, and citizens helping ensure balanced, informed permit decisions that support development while protecting aquatic resources.

This section provides current and historical regulatory announcements, including project updates and public notices. These materials promote transparency and keep the public informed about ongoing reviews and program developments.

NWP-2025-303

Portland District
Published Nov. 24, 2025
Expiration date: 12/24/2025

NWP-2025-303
Applicant: Port of Portland
Location: Oregon Slough and the Columbia River at river mile 102
Purpose: The purpose is to continue safe operation of Berth 601 at T6.