mexico city earthquake was the magnitude of the earthquake that happened in 1985 in mexico city.
mexico city earthquake was the magnitude of the earthquake that happened in 1985 in mexico city.
what was the magnitude of the earthquake happened in 1985 in mexico city?
mexico city earthquake
the 1985 mexico city earthquake struck in the early morning of 19 september at 07:17:50 (cst) 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 main shock on 19 september, and two large aftershocks. the first of these occurred on 20 september with a magnitude of 7.5 and the second occurred seven months later on 30 april 1986 with a magnitude of 7.0. they were located off the coast along the middle america trench, more than away, but the city suffered major damage due to its large magnitude and the ancient lake bed that mexico city sits on. the event caused between three and four billion usd in damage as 412 buildings collapsed and another 3,124 were seriously damaged in the city.
1985 mexico city earthquake
the earthquake effectively interrupted and ended lota's coal miners march on concepción where they demanded higher salaries.









































the second happened on may 22 at 06:30 utc-4. its epicenter was in the nahuelbuta national park, araucanía region, chile, and its magnitude was 7.1 m. it was followed by a 6.8 m earthquake at 06:32 utc-4.









































the third happened the same day at 14:56 utc-4. its epicenter was near purén, araucanía region, chile and its magnitude was 7.8 m or 7.8 m. this earthquake happened 15 minutes before the 1960 valdivia earthquake.









































section::::see also.









































bullet::::- 1960 valdivia earthquake
1960 concepción earthquakes