Local Notice to Mariners - USCG Navigation Center

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Local Notice to Mariners

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Primary Mission Areas:

Global Positioning System
Differential GPS
Nationwide DGPS
LORAN C
Inland River Vessel Movement Center
Long Range Identification and Tracking
Civil GPS Service Interface Committee
Automatic Identification System
Electronic Navigation & Charting
Maritime Telecommunications

Maritime Information:

USCG "Homeport" Website
Vessel Traffic Services
Global Maritime Distress and Safety System
CG Nat'l Distress System
Digital Selective Calling
Marine Safety Information Broadcasts
VHF Channels & Freqs
MF & HF Channels
Digital Selective Calling
Nav Pubs and Documents
Radio Watch Requirements

LOCAL NOTICE TO MARINERS
The USCG Local Notice to Mariners is updated weekly and is available for download in Portable Document File (PDF) Format. You may download the free Adobe Reader.

LNM Special Notices: NAIS Notice; Reported SAAB R3 AIS and R30 AIS GPS Problems

Click on the map below to read the latest USCG Notice to Mariners for your location:

US Map showing CG Districts

Please review the following USCG District boundary information.

USCG District Boundaries
USCG District Supplemental Information

More Notice to Mariners...

The Notice to Mariners (NGA)
Canadian Notice to Mariners (Notmar)

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