LNM01-D242BC

PAN PAN

Received 22 Oct 2026, 00:00 UTC

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WINTHROP HARBOR APPROACH - LOWER MIDDLE CHANNEL ATON / ATON Changes Location: 42-20.47N 070-59.61W Aid Name: Lower Middle Channel Buoy 4 LLNR: 11135 Action: CHANGE Action Type Change Light System Primary The U.S. Coast Guard will be making the following change to Aids to Navigation: CHANGE Lower Middle Channel Buoy 4 (LLNR 11135) from an unlighted buoy to Lower Middle Channel Lighted Buoy 4 (LLNR 11135) Flashing Red 2.5s Add to the remarks section of Light List Vol 1 Aid replaced by a nun when endangered by ice. Valid 2026-10-22 to 2027-04-20. USCG Northeast District Local Notice to Mariners 44/2026

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KeywordsDANGER

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