The quake coincidentally occurred on the 32nd anniversary of the 1985 Mexico City earthquake , which killed around 10,000 people . The 1985 quake was commemorated , and a national earthquake drill was held , at 11 a.m. local time , just two hours before the 2017 earthquake . Twelve days earlier , the even larger 2017 Chiapas earthquake struck away , off the coast of the state of Chiapas
1985 Mexico City earthquake
1985 Mexico City earthquake
2017 Puebla earthquake