LOCALLY FELT EARTH TREMOR REPORT


 

(UPDATE) INITIAL ANALYSIS FROM THE HONG KONG OBSERVATORY
INDICATED THAT AN EARTHQUAKE OF MAGNITUDE 6.3 HAS OCCURRED
AT 1:11 P.M. ON 24 OCTOBER 2021 (SUNDAY) IN TAIWAN. THE
EPICENTRE IS LOCATED NEAR 24.6N, 121.8E, ABOUT 60
KILOMETRES SOUTH-SOUTHEAST OF TAIBEI. (ABOUT 820 KILOMETRES
EAST-NORTHEAST OF HONG KONG.) 
 
EPICENTRE LOCATION MAP :
HTTPS://WWW.HKO.GOV.HK/EN/GTS/EQUAKE/MAP.HTM 
 
THE OBSERVATORY RECEIVED OVER TEN LOCALLY FELT REPORTS OF
THIS EARTH TREMOR, THE DURATION OF WHICH WAS OVER TEN
SECONDS. INITIAL ESTIMATE GAVE A LOCAL INTENSITY OF III
(THREE) ON THE MODIFIED MERCALLI INTENSITY SCALE, THAT IS
FELT INDOORS. VIBRATION LIKE PASSING OF LIGHT TRUCKS. 
 
FOR DETAILED EXPLANATIONS ON THE MODIFIED MERCALLI
INTENSITY SCALE, PLEASE REFER TO THE FOLLOWING WEB PAGE:
HTTPS://WWW.HKO.GOV.HK/EN/GTS/EQUAKE/MMS.HTM

DISPATCHED BY HONG KONG OBSERVATORY AT 14:25 HKT ON 24.10.2021