Weak mag. 3.9 earthquake - Santa Maria Chimalapa, 42 km east of Matias Romero, Oaxaca, Mexico, on 2021-03-17 22:25:44 (Hora de México) -
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Weak magnitude 3.9 earthquake at 114 km depth
18 Mar 14:07 UTC: First to report: SSN after 10 hours.
Local time at epicenter: 2021-03-17 22:25:44 (Hora de México)
Depth: 114.0 km
Epicenter latitude / longitude: 16.97°N / 94.66°W↗ (Santa Maria Chimalapa, Oaxaca, Mexico)
Antipode: 16.97°S / 85.34°E↗
Nearest volcano: El Chichón (158 km / 98 mi)
Nearby towns and cities:
7 km (5 mi) NNE of Santa Maria Chimalapa (pop: 2,540) --> See nearby quakes!
28 km (17 mi) ESE of Cuauhtémoc (pop: 2,260) --> See nearby quakes!
30 km (19 mi) NNE of San Miguel Chimalapa (pop: 1,440) --> See nearby quakes!
34 km (21 mi) NE of Lazaro Cardenas (pop: 1,380) --> See nearby quakes!
42 km (26 mi) ENE of Matias Romero (Matías Romero Avendaño) (pop: 18,900) --> See nearby quakes!
46 km (29 mi) E of San Juan Guichicovi (pop: 4,280) --> See nearby quakes!
47 km (29 mi) ESE of Palomares (pop: 3,760) --> See nearby quakes!
66 km (41 mi) NE of Ixtepec (pop: 25,400) --> See nearby quakes!
220 km (137 mi) E of Santa Maria (pop: 255,000) --> See nearby quakes!
545 km (339 mi) ESE of Mexico City (pop: 12,294,200) --> See nearby quakes!
Primary data source: SSN (Servicio Sismológico Nacional)
Estimated released energy: 4.5 x 1010 joules (12.4 megawatt hours, equivalent to 10.7 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.
|3.9||114 km||42 Km Al ESTE De MATIAS ROMERO, OAX, Mexico||SSN|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.