Ontonagon
United StatesUS ONG
Location
Codes & time
America/Detroit
Now: UTC-4
Standard: UTC-5
DST from 08 Mar 2026 03:00 EDT; standard time from 01 Nov 2026 02:00 EST
Contacts
No contacts researched for Ontonagon yet. The rescue centre and VHF 16 below always apply.
Nearest rescue centre...
VHF 16distress, safety and calling (156.800 MHz)DSC 70digital selective calling
Active warnings near Ontonagon
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Catalogue harbor data
- LOCODE function
- False
- Raw coordinates
- False
Warnings mentioning this port
Active and archived NAVAREA / coastal messages that reference Ontonagon in their text.
LNM09-DISCREPANCIES - AIDS TO NAVIGATION DISCREPANCIES
CoastalUS Coast Guard LNM
AIDS TO NAVIGATION DISCREPANCIES 155 aids reported with a discrepancy. NAME | LLNR | STATUS | AID TYPE Bay Shore County Park Light | 22050 | LT IMCH | PA Thunder Bay Traffic Lighted Bell Buoy TB | 11355 | MISSING | FD Alpena Junction Lighted Buoy Al | 11390 | LT EXT | FD Alpena C
LNM09-D47FAD - KEWEENAW UPPER ENTRANCE - KEWEENAW WATERWAY
CoastalUS Coast Guard LNM· Archived
KEWEENAW UPPER ENTRANCE - KEWEENAW WATERWAY General / Marine Construction (Excluding Bridges) / Dredging General/Marine Construction (Excluding Bridges)/Dredging Viking Marine Construction will be conducting hydraulic dredging operations in Ontonagon Harbor, Michigan, from Octobe