LOCALLY FELT EARTH TREMOR REPORT


 

(UPDATE) INITIAL ANALYSIS FROM THE HONG KONG OBSERVATORY
INDICATED THAT AN EARTHQUAKE OF MAGNITUDE 4.3 HAS OCCURRED
AT 10:41 A.M. ON 11 FEBRUARY 2023 (SATURDAY) YUANCHENG
DISTRICT OF HEYUAN, GUANGDONG PROVINCE, CHINA.. THE
EPICENTRE IS LOCATED NEAR 23.76N, 114.64E, ABOUT 6
KILOMETRES WEST-NORTHWEST OF HEYUAN. (ABOUT 170 KILOMETRES
NORTH-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
MINOR SHAKING, THE DURATION OF WHICH WAS A FEW 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 11:04 HKT ON 11.02.2023