BANGKOK: Thailand's Meteorological Department reported that two light earthquakes, measuring 4.9 and 4.6 in magnitude, struck Myanmar and Indonesia on Tuesday morning (Sept 23).
The department’s Earthquake Observation Division said a 4.9-magnitude quake occurred at 6.19 am in Myanmar.
Its epicentre was about 320 kilometres northwest of Mae Hong Son’s Pang Ma Pha district, located at 21.828°N and 96.399°E, at a depth of 10 kilometres.
The division added that a second quake, with a magnitude of 4.6, was recorded at 8.20 am about 656 kilometres southwest of Phuket’s Mueang district.
Its epicentre was pinpointed at 2.812°N and 95.379°E, also at a depth of 10 kilometres.
Earthquakes of magnitudes 4.6 and 4.9 are classified as light on most magnitude scales, including the Moment Magnitude Scale, which is the modern standard used by seismologists.
Likely effects:
Felt by most people in the affected area
Noticeable shaking of indoor objects and rattling noises
Minor or no structural damage, though poorly constructed buildings may suffer slight damage
Some objects may fall off shelves
Global frequency:
An estimated 10,000 to 15,000 earthquakes of this magnitude occur worldwide each year. - The Nation/ANN
