Other

Earthquake with preliminary magnitude of 7.4 occurred in 37-30.00N 137-12.00E

Sea of Japan · Korea Strait · Japan · HYDROPAC 5/24

issued
2024-01-01 08:38Z
status
cancelled 2024-01-01 17:00Z (archive)
cancels
HYDROPAC 2/24
authority
PTWC 0/24 010813Z JAN 24.
position
38.629, 134.343
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SEA OF JAPAN.
KOREA STRAIT.
JAPAN.
DNC 12, DNC 23, DNC 24.
1. EARTHQUAKE WITH PRELIMINARY MAGNITUDE OF 7.4
   OCCURRED IN 37-30.00N 137-12.00E.
   AT 010710Z JAN. TSUNAMI WAVES REACHING
   0.3 TO 1.0 METERS ABOVE THE TIDE LEVEL
   ARE POSSIBLE FOR SURROUNDING COASTS.
2. TSUNAMI ACTIVITY IS FORECASTED TO START AT
   THE FOLLOWING TIMES:
   A. NIIGATA 38-00N 139-00E AT 010750Z JAN.
   B. SAPPORO 43-30N 141-00E AT 010848Z JAN.
   C. VLADIVOSTOK 42-48N 132-00E AT 010857Z JAN.
   D. SHIMANE 35-48N 133-00E AT 010904Z JAN.
   E. SINCHANG 40-06N 128-30E AT 010904Z JAN.
   F. NAGASAKI 32-42N 129-42E AT 011212Z JAN.
3. TSUNAMI MAY BE A SERIES OF WAVES WHICH COULD
    BE DANGEROUS FOR SEVERAL HOURS AFTER THE
    INITIAL WAVE ARRIVAL.
4. CANCEL HYDROPAC 2/24.

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