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Cancel HYDROPAC 4424/17 and this msg, tsunami not generated

Eastern Indian Ocean · Indonesia · HYDROPAC 4426/17

issued: 2017-12-15 19:28Z
status: cancelled 2017-12-15 19:28Z (archive)
cancels: HYDROPAC 4424/17
authority: IOTWMS 151712Z DEC 17.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN INDIAN OCEAN.
INDONESIA.
DNC 04.
CANCEL HYDROPAC 4424/17 AND THIS MSG,
TSUNAMI NOT GENERATED.

Timeline

An earthquake occurred at 151647Z dec with a preliminary magnitude of 6.8, in 07-57.0S 108-01.2Ecancels · 2017-12-15
An earthquake occurred at 151647Z dec with a preliminary magnitude of 6.8, in 07-57.0S 108-01.2Ereplaced · 2017-12-15

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Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.