Mexico just experienced another major earthquake with a preliminary magnitude of 7.1, according to the U.S. Geological Survey. Mexico's seismological agency set the magnitude at 6.8 and said its center was east of the city in the state of Puebla. The first videos and images are coming up on social media and the scenes show destruction all over the city.

The tremor comes on the day Mexico City commemorates the 32nd anniversary of the most destructive shake that the city experienced in the 80s with preparation drills held earlier in the day in buildings across the city. The 1985 Mexico City earthquake struck in the early morning of 19 September with a moment magnitude of 8.0 and a Mercalli intensity of IX (Violent).

The event caused serious damage to the Greater Mexico City area and the deaths of at least 5,000 people. The sequence of events included a foreshock of magnitude 5.2 that occurred the prior May, the mainshock on September 19, and two large aftershocks. The first of these occurred on September 20 with a magnitude of 7.5 and the second occurred seven months later on April 30, 1986 with a magnitude of 7.0.

It was estimated the earthquake caused between three and four billion USD in damage as 412 buildings collapsed and another 3,124 were seriously damaged in the city.

Today's strong tremor has already created major devastations with multiple buildings collapsing and causing significant damage. Videos of the moment the quake hit have been showing how strong the natural occurance was with people in panic. On Twitter, there were many people talking about a gas leak in the Condesa neighborhood and there's a video that show's a fire explosion. Check out the shocking images below.