Incidents · distress

Effective 010001Z jan 05, the coast guard will change the radio frequencies used for initial single sideband…

HYDROPAC 1862/04

issued: 2004-12-02 13:57Z
status: cancelled 2004-12-31 00:00Z (archive)
authority: USCG JOE HERSEY EMAIL 02 DEC 04.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. EFFECTIVE 010001Z JAN 05, THE COAST GUARD WILL CHANGE THE RADIO
   FREQUENCIES USED FOR INITIAL SINGLE SIDEBAND VOICE CONTACT WITH
   ITS LONG RANGE COMMUNICATION FACILITIES AS FOLLOWS:
             CURRENT SHIP/SHORE                  NEW SHIP/SHORE
                    4134/4426                         4125/4125
                    6200/6501                         6215/6215
                    8240/8764                         8291/8291
                   12242/13089                       12290/12290
   FREQUENCIES ARE CARRIER FREQUENCIES AND IN KILOHERTZ.
   USE IS AUTHORIZED FOR INITIAL CONTACT AND DISTRESS TRAFFIC ONLY.
   FREQUENCY FOR FOLLOW-ON NON-DISTRESS-RELATED SINGLE SIDEBAND
   VOICE COMUNICATIONS SHALL BE AS MUTUALLY ARRANGED ON INITIAL
   CONTACT.
   FOR FURTHER INFROMATION SEE
   HTTP:WWW.NAVCEN.USCG.GOV/MARCOMMS/HIGH_FREQUENCY/CALL.HTM.
2. CANCEL THIS MSG 31 DEC.

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Incidents

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