HT6. LATEST NEWS Alert: Powerful 7.7 magnitude earthquake shakes the city…See more – lighttopix

In February 2025, a smaller 2.6-magnitude earthquake was recorded in Chuong My District on the outskirts of Hanoi, Vietnam. While minor, the incident served as a reminder of the need for ongoing earthquake preparedness, even in areas not traditionally seen as high-risk zones.

Understanding the Richter Scale and Earthquake Magnitude

The Richter scale, though now often replaced by the moment magnitude scale (Mw) in professional reporting, remains widely referenced. A 7.7-magnitude earthquake is considered major, capable of causing serious damage if centered near populated areas.

For context:

• 2.0–2.9: Minor, often not felt

• 3.0–3.9: Often felt, rarely causes damage

• 5.0–5.9: Moderate, some damage possible

• 6.0–6.9: Strong, capable of significant damage

• 7.0 and above: Major to great, with the potential for widespread destruction

The depth of the quake also influences how far it can be felt. The shallower the earthquake, the more intense the surface shaking tends to be.