VOV.VN - Van Ho and Moc Chau districts in the northern mountainous province of Son La were shaken by two earthquakes measuring 4.2 and 4.3 on the Richter scale on August 18 morning, according the Institute of Geophysics.
VOV.VN - An earthquake measuring 3.6 on the Richter scale rocked Moc Chau district in the northern mountainous province of Son La at 5.31am on August 1, according to data collected by the Institute of Geophysics.