Specifically, the earthquake occurred in Houaphan province, Laos (about 2.5km from the Vietnam border in Na Meo commune, Thanh Hoa province) at 00:02:24 on November 17, 2025 ( Hanoi time); coordinates 20.374 degrees North latitude - 104.600 degrees East longitude; focal depth of about 16km; natural disaster risk level 0.
Houaphan Province (Laos) borders Thanh Hoa (Vietnam) and is located on the Ma River fault zone, stretching from Dien Bien , Lai Chau down to Quan Son (Thanh Hoa) and into Laos. This area often experiences small earthquakes due to the activity of the fault zone.
Previously, on the night of November 12, an earthquake occurred in Houaphan province, Laos, about 5km from the Vietnam border in Na Meo commune, Thanh Hoa province. Disaster risk level 1. Although classified as disaster risk level 1 (on a 5-level scale) - the lowest level, many people in Thanh Hoa province and Hanoi city still felt the tremors clearly, especially in high-rise apartment buildings.
According to scientists, earthquakes of magnitude 4-5 are mild earthquakes but can still cause shaking, especially in high-rise buildings. These earthquakes usually cause no damage or only minor damage.
In Vietnam, earthquakes of magnitude 4-5 are considered mild. When they occur, household objects may shake slightly, many people in the house feel it clearly but people outside only feel a fleeting vibration. In general, earthquakes of magnitude 4-5 cause almost no damage, or if they do, it is very small. Globally, on average, about 10,000-15,000 earthquakes of this magnitude are recorded each year.
Experts from the Institute of Earth Sciences recommend that when an earthquake occurs, people should stay calm and hold on to the door frame or crawl under the table if they are in a building with a solid structure. If outdoors, people should stay away from power lines and poles and should run to open areas. If driving, people should try to pull over to the side of the road and stop...
Source: https://nhandan.vn/dong-dat-gan-bien-gioi-viet-nam-lao-post923591.html
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