DIEN BIEN (VNS) — An earthquake measuring 3.9 on the Richter scale occurred yesterday afternoon in Dien Bien District in the northern province of Dien Bien.
The earthquake's centre was in the border area of Thanh Chan and Thanh Hung communes, said Nguyen Thai Son, head of the Dien Bien Phu City Earthquake Observation Station.
The earthquake, which lasted three to five seconds, was the fourth and strongest earthquake in the province so far this year. It did not damage infrastructure, transport or hydro-electricity plants and there were no casualties. — VNS