Moderate magnitude 4.2 earthquake 38 km southwest of Quảng Ngãi, Vietnam
4.2 quake 21 Apr 1:05 am (GMT +7)

A magnitude 4.2 earthquake near Quảng Ngãi, Thành phố Quảng Ngãi, Quảng Ngãi Province, Vietnam, was reported only 25 minutes ago by Thailand's Earthquake Observation Division (TMD), considered the main national agency that monitors seismic activity in this part of the world. The earthquake occurred at a shallow depth of 10 km beneath the epicenter early morning on Thursday, April 21st, 2022, at 1:05 am local time. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.
Based on the preliminary seismic data, the quake should not have caused any significant damage, but was probably felt by many people as light vibration in the area of the epicenter.
Weak shaking might have been felt in Quảng Ngãi (pop. 33,000) located 38 km from the epicenter.
Other towns or cities near the epicenter where the quake might have been felt as very weak shaking include Kon Tum (pop. 47,400) located 84 km from the epicenter, and Hoi An (pop. 32,800) 103 km away.


Earthquake data:
Date & time: Apr 21, 2022 1:05 am (GMT +7) local time (20 Apr 2022 18:05 GMT)
Magnitude: 4.2
Depth: 10.0 km
Epicenterlatitude / longitude: 14.96°N / 108.48°E (Quảng Ngãi Province, Vietnam)
Primary data source: TMD
https://www.volcanodiscovery.com/earthquake/news/178425/Moderate-magnitude-42-earthquake-38-km-southwest-of-Qung-Ngi-Vietnam.html