The 13th Coast Guard District (D13) Auxiliary Branch (dpa) maintains administrative control of all 13th District Auxiliary personnel and serves as the liaison between the Auxiliary, the D13 Commander, and D13 staff. D13 dpa also oversees the overall training, readiness, and safe operations of the Auxiliary and provides the right and ready volunteer capability and capacity in support of district missions.
The 13th Coast Guard District's (D13) Inspections and Investigations Branch (dpi) of the Prevention Division oversees all aspects of commercial vessel and waterfront facility inspections. D13 dpi has individual program coordinators for towing vessels, commercial fishing vessels, recreational boating safety and port safety and security. D13 dpi also oversees marine casualty investigations and merchant mariner suspension and revocation cases throughout the District. The D13 Inspections and Investigations' mission posture is guided by the Coast Guard’s core values, the Commandant’s Direction, and the D13 Commander’s Strategic Intent.
The 13th Coast Guard District, Waterways Management Branch (dpw) is responsible for the management of over 1,800 Coast Guard maintained short-range marine Aids to Navigation (ATON), the permitting of over 1000 Private Aids to Navigation (PATON), the operation of 25 Lighthouses and the permitting of over 1000 Bridges throughout Idaho, Montana, Oregon and Washington. D13 dpw weekly publishing of the Local Notice to Mariners (LNM) and is responsible for conducting Waterways Analysis and Management System (WAMS) studies of waterways throughout the district. D13 has seven Coast Guard Aids to Navigation (ATON) units (three ships, four ATON units).