1964 Guerrero earthquake

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1964 Guerrero earthquake
1964 Guerrero earthquake is located in Mexico
1964 Guerrero earthquake
Date July 6, 1964
Origin time 7:22 UTC [1]
Magnitude 7.2 Mw [1]
Depth 92 km (57 mi) [1]
Epicenter 18°11′N 100°31′W / 18.19°N 100.51°W / 18.19; -100.51 [1]
Areas affected Mexico
Casualties 40 killed

The 1964 Guerrero earthquake occurred on July 6, 1964 at 07:22 UTC (01:22 local time). The earthquake was located in Guerrero, Mexico. The magnitude of this earthquake was given as Ms 7.4,[2] or ML 7.2.[3]

The earthquake affected the states of Guerrero and Michoacán. 40 deaths were reported.[4] The most affected places included Ciudad Altamirano, Cutzamala, Coyuca de Catalán, Tanganhuato, and Huertamo.[3] The earthquake was also felt strongly and caused panic in Mexico City.[5]

Coyuca de Catalán was seriously damaged. The city hall was destroyed. The majority of the houses there were seriously damaged and became uninhabitable. There were great cracks on the ground.[6]

In the nearby region, the Cocos Plate is subducting beneath the North American Plate, however, this was an intraplate earthquake.[7]

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