TSUNAMI INFORMATION BULLETIN

                TSUNAMI INFORMATION BULLETIN

 

 

TSUNAMI INFORMATION BULLETIN UPDATED BY THE HONG KONG
OBSERVATORY AT 4:45 P.M. ON 30 JUL 2025.
 
A SEVERE EARTHQUAKE OF MAGNITUDE 8.8 OCCURRED NEAR
KAMCHATKA, RUSSIA AT ABOUT 7:24 A.M. ON 30 JULY 2025.
 
THE EARTHQUAKE HAS GENERATED A TSUNAMI.  IF THE TSUNAMI
PERSISTS, IT IS EXPECTED TO REACH HONG KONG AROUND 5 P.M.
TODAY (30 JULY 2025) AND RECUR AT INTERVALS OF 5 TO 60
MINUTES.  IT IS EXPECTED TO EXCEED THE NORMAL TIDE LEVEL BY
AROUND 0.1 METRE OR LESS. THE IMPACTS TO HONG KONG WILL BE
SMALL.
 
THE PREDICTED NORMAL TIDES AT QUARRY BAY TODAY ARE:
	HIGH WATER 1.82 METRES ABOVE CHART DATUM AT 12:46 P.M.
	LOW WATER 0.82 METRES ABOVE CHART DATUM AT 6:58 P.M.
 
TSUNAMI HEIGHTS RECORDED AROUND THE PACIFIC:
KUJIKO, HONSHU, JAPAN: 1.3 METRES
HACHIJOJIMA, JAPAN: 0.8 METRES
NAKANOSHIMA, JAPAN: 0.4 METRES

 

PRECAUTIONARY ANNOUNCEMENT:

 

1. LISTEN TO RADIO, WATCH TELEVISION OR BROWSE THE HONG
KONG OBSERVATORY'S WEBSITE AND MOBILE APP FOR FURTHER
INFORMATION.

DISPATCHED BY HONG KONG OBSERVATORY AT 16:48 HKT ON 30.07.2025