ADMN75 PAAQ 051345

OBSERVATORY MESSAGE
QUAKE OF DEC 5

PRELIMINARY EARTHQUAKE PARAMETERS
---------------------------------

 * The following parameters are based on a rapid preliminary
   assessment of the earthquake and changes may occur.

 * Magnitude      Mwp 5.9 - 11 station average
 * Origin Time    0437 AKST Dec 05 2023
                  0537  PST Dec 05 2023
                  1337  UTC Dec 05 2023
 * Coordinates    9.0 North 127.1 East
 * Depth          31 miles
 * Location       in the Philippine Islands region


ADDITIONAL INFORMATION
----------------------
 * The location and magnitude may change as more data becomes 
   available.
 * The location and magnitude are based on preliminary information. 
 * Further information will be issued by the United States 
   Geological Survey (earthquake.usgs.gov) or the appropriate 
   regional seismic network.

$$