CoastalUS Coast Guard LNM - Northwest District (D13)MessagesLNM13-46AA91LNM13-46AA91Received 23 Sept 2026, 00:00 UTCArchived 11 Nov 2026, 19:06 UTCCopy textShow on mapSharePrintExportWarning textPositions open on the mapELK ROCK - WILLAMETTE RIVER PORTLAND TO NEWBERG General / Bridges / Lighting and Other Signals Multiple up and down river lights are extinguishing. Position 45-25.50N 122-39.28W USCG Northwest District Local Notice to Mariners 44/2026Location mapOpen on the full mapMore from US Coast Guard LNM - Northwest District (D13)LNM13-22450D2026-11-11COLUMBIA RIVER - NORTH PORTLAND HARBOR General / Marine Construction (Excluding Bridges) / Dredging HME will be performing dredging operations near CBC East Barge Slip, Columbia River (RM 108) from 15LNM13-65C59B2026-11-11CRIMS ISLAND TO ST HELENS - MARTIN ISLAND General / Marine Construction (Excluding Bridges) / Dredging The M/V YAQUINA may be conducting dredging activities in the Columbia River, Eureka Bar/Gull IslaLNM13-3B7F662026-11-11COLUMBIA RIVER - PUGET ISLAND General / Marine Construction (Excluding Bridges) / Dredging The M/V ESSAYONS may be conducting dredging activities in the Columbia River, Puget Island Bar (RM 37+35 to RLNM13-7786DD2026-11-04archivedCOLUMBIA RIVER - EUREKA General / Marine Construction (Excluding Bridges) / Dredging The M/V YAQUINA may be conducting dredging activities in Yaquina Bay Entrance (RM 51+10 to RM 52+10) from 03 – 10 NLNM13-8CEC352026-10-28archivedVANCOUVER TO BONNEVILLE - LADY ISLAND General / Miscellaneous Advanced American Construction will be operating the derrick barge DB 4100 from 26OCT26 through 04NOV26 near the entrance of Chinook LandiLater warningsLNM13-92CF5F2026-09-23archivedHALE PASSAGE - BELLINGHAM BAY General / Marine Events / Regatta (Race) 10 OCT 2026, 0800-14700. Annual sailing regatta in Bellingham Bay. Participants will starLNM13-AB349D2026-09-23archivedSECTOR COLUMBIA RIVER, SUBMERGED LAND ACT (SLA) - COLUMBIA General / Miscellaneous Shorelink Networks Inc will be conducting submarine cable maintenance and repLNM13-1146C72026-09-23archivedPUGET SOUND - TACOMA HARBOR General / Marine Events / Regatta (Race) 17 OCT 2026, 0930-1500. Annual sailing regatta in Commencement Bay. Course begins near BrowEarlier warningsLNM13-2F19272026-09-23archivedUNION BAY REACH - LAKE WASHINGTON General / Marine Events / Regatta (Race) 10 OCT 2026, 0900-1300. Annual rowing regatta on Lake Washington. Course circumnavigaLNM13-3610652026-09-23archivedPUGET SOUND - SHILSHOLE BAY General / Marine Events / Regatta (Race) 31 OCT 2026, 1000-1700. Annual sailing regatta in Shilshole Bay. Course will be between WesLNM13-36B7DF2026-09-23archivedGRAYS HARBOR - HOQUIAM RIVER General / Bridges / Closure (Scheduled Or Emergency) The PSAP Railroad Bridge (LLNR 16071.1) across the Hoquiam River in Hoquiam, WBack to US Coast Guard LNM - Northwest District (D13)