2017 Chiapas earthquake

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2017 Chiapas earthquake

UTC time	2017-09-08 04:49:19
ISC event	611600536
USGS-ANSS	ComCat
Local date	7 September 2017 (2017-09-07)
Local time	23:49:21 CDT
Magnitude	8.2 Mw[1]
Depth	47.4 km (29.5 mi)
Epicenter	15°01′19″N 93°53′56″W / 15.022°N 93.899°W / 15.022; -93.899
Type	Dip-slip (normal)
Areas affected	Mexico, Guatemala[2]
Total damage	$4 billion USD[3]
Max. intensity	MMI IX (Violent)[4]
Tsunami	1.75 m (5.7 ft) in Chiapas
Aftershocks	3,831[5]
Casualties	98 dead, 300+ injured

The 2017 Chiapas earthquake struck at 23:49 CDT on 7 September (local time; 04:49 on the 8th UTC) in the Gulf of Tehuantepec off the southern coast of Mexico near the state of Chiapas, approximately 87 kilometres (54 mi) southwest of Pijijiapan (alternately, 101 kilometres (63 mi) south-southwest of Tres Picos),^[6] with a Mercalli intensity of IX (Violent).^[7] The moment magnitude was estimated to be M_w8.2.^[1]

The earthquake caused all of Mexico City to tremble, prompting people to evacuate after the early warning system was triggered.^[7] It also generated a tsunami with waves 1.75 metres (5 ft 9 in) above tide level;^[8] and tsunami alerts were issued for surrounding areas.^[9] Mexico's president called it the strongest earthquake recorded in the country in a century.^[10] It was also the second strongest recorded in the country's history, behind the magnitude 8.6 earthquake in 1787,^[11] the largest recorded globally in 2017 and the largest earthquake worldwide since the 2015 illapel earthquake.^[12]