Weak mag. 3.4 earthquake - 15 km northwest of San Marcos, Guerrero, Mexico, on 2021-02-21 13:42:59 (Hora de México) -
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Weak magnitude 3.4 earthquake at 30 km depth
22 Feb 04:21 UTC: First to report: SSN after 9 hours.
Date & time: 21 Feb 2021 19:42:59 UTC -
Local time at epicenter: 2021-02-21 13:42:59 (Hora de México)
Depth: 30.0 km
Epicenter latitude / longitude: 16.88°N / 99.5°W (San Marcos, Guerrero, Mexico)
Nearest volcano: Chichinautzin (248 km / 154 mi)
Nearby towns and cities:
3 km (2 mi) SE of Los Limoncitos (pop: 37) --> See nearby quakes!
15 km (9 mi) SSW of Las Mesas (pop: 2,690) --> See nearby quakes!
15 km (9 mi) NW of San Marcos (pop: 13,300) --> See nearby quakes!
19 km (12 mi) ENE of Amatillo (pop: 3,300) --> See nearby quakes!
24 km (15 mi) SW of Xalpatlahuac (pop: 3,670) --> See nearby quakes!
32 km (20 mi) S of Tierra Colorada (pop: 11,500) --> See nearby quakes!
33 km (20 mi) ESE of Kilometro 30 (Centro) (pop: 6,300) --> See nearby quakes!
33 km (21 mi) SE of Xaltianguis (Centro) (pop: 6,970) --> See nearby quakes!
75 km (46 mi) S of Chilpancingo (pop: 187,300) --> See nearby quakes!
286 km (178 mi) S of Mexico City (pop: 12,294,200) --> See nearby quakes!
Primary data source: SSN (Servicio Sismológico Nacional)
Estimated released energy: 7.9 x 109 joules (2.21 megawatt hours, equivalent to 1.9 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.
|3.4||30 km||15 Km Al NOROESTE De SAN MARCOS, GRO, Mexico||SSN|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.