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Phone: 503-808-4385

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PortlandRegulatory@usace.army.mil

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Permit Application 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-2023-199

Portland District
Published April 28, 2025
Expiration date: 5/25/2025

NWP-2023-199

Applicant: Crooked River Watershed Council

Location: Prineville, Oregon

Purpose: An application for a Department of the Army permit to reconnect McAllister Slough to the floodplain to restore, enhance, and protect aquatic functions and services in the Lower Crooked River.