Mag. 4.0 earthquake - Oaxaca, Mexico, on Saturday, 24 July 1999 at 22:56 (GMT)
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Light magnitude 4.0 earthquake at 74 km depth
Depth: 73.6 km
Epicenter latitude / longitude: 18.185°N / 97.78°W (Mexico)
Nearest volcano: Pico de Orizaba (108 km / 67 mi)
Nearby towns and cities:
4 km (3 mi) W of Lunatitlan del Progreso (pop: 120) --> See nearby quakes!
15 km (9 mi) ESE of San Jeronimo Xayacatlan (pop: 1,160) --> See nearby quakes!
18 km (11 mi) NE of Petlalcingo (pop: 2,620) --> See nearby quakes!
28 km (18 mi) E of Acatlan de Osorio (Acatlán de Osorio) (pop: 16,300) --> See nearby quakes!
42 km (26 mi) N of Ciudad de Huajuapan de Leon (pop: 53,000) --> See nearby quakes!
51 km (32 mi) SW of Tehuacan (pop: 248,700) --> See nearby quakes!
55 km (34 mi) WSW of San Francisco Altepexi (Altepexi) (pop: 18,200) --> See nearby quakes!
59 km (37 mi) WSW of Zinacatepec (pop: 15,600) --> See nearby quakes!
59 km (37 mi) WSW of Ajalpan (pop: 28,000) --> See nearby quakes!
198 km (123 mi) SE of Mexiko (pop: 12,294,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|M 4.0||74 km||Oaxaca, Mexico||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.