CoastalUS Coast Guard LNM - Northwest District (D13)MessagesLNM13-313532LNM13-313532Received 23 Sept 2026, 00:00 UTCArchived 07 Oct 2026, 16:20 UTCCopy textShow on mapSharePrintExportWarning textPUGET SOUND - TACOMA HARBOR General / Marine Events / Regatta (Race) 03 OCT 026, 0930-1300. Annual sailing regatta in Commencement Bay. USCG Northwest District Local Notice to Mariners 39/2026More from US Coast Guard LNM - Northwest District (D13)LNM13-64DB8A2026-11-04CRIMS ISLAND TO ST HELENS - LONGVIEW General / Marine Construction (Excluding Bridges) / Dredging HME will be performing dredging operations near Port of Longview on the Columbia River (RM 65+52 throuLNM13-FA9A462026-11-04CRIMS ISLAND TO ST HELENS - LONGVIEW General / Marine Construction (Excluding Bridges) / Dredging The M/V ESSAYONS may be conducting dredging activities in the Columbia River, Slaughter Bar/Lower DobeLNM13-6DD3402026-11-04MILLER SANDS - PILLAR ROCK General / Marine Construction (Excluding Bridges) / Dredging The M/V ESSAYONS may be conducting dredging activities in the Columbia River, Pillar Rock/Brookfield-Welch IslanLNM13-43667B2026-10-28archivedLAKE WASHINGTON General / Bridges WASHINGTON – LAKE WASHINGTON SHIP CANAL – LAKE WASHINGTON – Bridge Inspection Washington State Department of Transportation and Fickett Structural Solutions will be pLNM13-45312C2026-09-30archivedUNION BAY REACH - LAKE WASHINGTON General / Bridges / Temp Deviation WASHINGTON – LAKE WASHINGTON SHIP CANAL – Montlake Bridge deviation notice The Coast Guard has approved a temporary deviation fromLater warningsLNM13-1335902026-09-23archivedPUGET SOUND - POSSESSION SOUND General / Bridges / Maintenance WASHINGTON – STEAMBOAT SLOUGH BNSF – Bridge Notice Steamboat Slough, mile 1.0 near Marysville, WALNM13-27C8A22026-09-23archivedSTRAIT OF JUAN DE FUCA - ADMIRALTY INLET General / Marine Construction (Excluding Bridges) / Dredging Portable Hydraulic Dredging LLC will be conducting maintenLNM13-37BB992026-09-23archivedSECTOR COLUMBIA RIVER, SUBMERGED LAND ACT (SLA) - COLUMBIA RIVER General / Marine Events / Other *** Fishing tournament event *** Event is occurring October 3rdEarlier warningsLNM13-6EDBDD2026-09-23archivedGeneral / Miscellaneous Olympic Coast National Marine Sanctuary has deployed one sub-surface mooring, titled OC-02, in position 48-29.07N 125-00.00W. OC-02 is aLNM13-35F3DB2026-09-23archivedWILLAMETTE RIVER General / Bridges OREGON - WILLAMETTE RIVER – PORT OF PORTLAND – Bridges Temporary Deviation The Coast Guard has approved a temporary deviationLNM13-B9A4652026-09-23archivedSECTOR COLUMBIA RIVER, SUBMERGED LAND ACT (SLA) - COLUMBIA RIVER General / Marine Events / Swim 27 SEP 2026, 0800-1200. Swim leg of triathlon held on the ColumbBack to US Coast Guard LNM - Northwest District (D13)