Weak mag. 3.8 earthquake - San Pedro Tapanatepec, Oaxaca, 31 km northwest of Arriaga, Chiapas, Mexico, on 2021-04-18 00:36:30 (Hora de México) -
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Mexico | Oaxaca | Chiapas | Mexico City
Weak magnitude 3.8 earthquake at 107 km depth
18 Apr 13:07 UTC: First to report: SSN after 8 hours.
Local time at epicenter: 2021-04-18 00:36:30 (Hora de México)
Depth: 107.0 km
Epicenter latitude / longitude: 16.35°N / 94.16°W (San Pedro Tapanatepec, Oaxaca, Mexico)
Nearest volcano: El Chichón (150 km / 93 mi)
Nearby towns and cities:
3 km (2 mi) ESE of Pénjamo (pop: 18) --> See nearby quakes!
25 km (15 mi) SE of Santo Domingo Zanatepec (pop: 7,250) --> See nearby quakes!
31 km (19 mi) WNW of Arriaga (Chiapas) (pop: 24,400) --> See nearby quakes!
38 km (24 mi) E of San Francisco del Mar (pop: 4,720) --> See nearby quakes!
46 km (28 mi) NW of Paredon (Paredón, Chiapas) (pop: 6,130) --> See nearby quakes!
49 km (30 mi) E of Las Amilpas (pop: 8,800) --> See nearby quakes!
52 km (32 mi) WNW of Tonala (Tonalá, Chiapas) (pop: 35,300) --> See nearby quakes!
60 km (37 mi) SW of Cintalapa de Figueroa (Chiapas) (pop: 42,500) --> See nearby quakes!
284 km (177 mi) ESE of Oaxaca City (pop: 255,000) --> See nearby quakes!
627 km (390 mi) ESE of Mexico City (pop: 12,294,200) --> See nearby quakes!
Primary data source: SSN (Servicio Sismológico Nacional)
Estimated released energy: 3.2 x 1010 joules (8.78 megawatt hours, equivalent to 7.56 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.
|3.8||107 km||31 Km Al NOROESTE De ARRIAGA , CHIS, Mexico||SSN|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.