Light mag. 3.7 earthquake - 20 km northwest of Rio Grande, Mexico, on 2021-04-23 02:55:05 (Hora de México) -
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Light magnitude 3.7 earthquake at 20 km depth
23 Apr 13:00 UTC: First to report: SSN after 5 hours.
Local time at epicenter: 2021-04-23 02:55:05 (Hora de México)
Depth: 20.0 km
Epicenter latitude / longitude: 16.13°N / 97.58°W (Villa de Tututepec de Melchor Ocampo, Oaxaca, Mexico)
Nearby towns and cities:
1 km (1 mi) S of San Francisco de Arriba (pop: 208) --> See nearby quakes!
15 km (9 mi) W of Santiago Jocotepec (pop: 1,770) --> See nearby quakes!
20 km (13 mi) NW of Rio Grande (pop: 12,900) --> See nearby quakes!
20 km (13 mi) SSW of Tepenixtlahuaca (pop: 2,550) --> See nearby quakes!
26 km (16 mi) SW of San Miguel Panixtlahuaca (pop: 5,680) --> See nearby quakes!
31 km (19 mi) ESE of Santiago (pop: 10,100) --> See nearby quakes!
35 km (22 mi) WSW of Santiago Yaitepec (pop: 4,120) --> See nearby quakes!
47 km (29 mi) W of Santos Reyes Nopala (pop: 5,200) --> See nearby quakes!
138 km (86 mi) SW of Santa Maria (pop: 255,000) --> See nearby quakes!
402 km (250 mi) SSE of Mexico City (pop: 12,294,200) --> See nearby quakes!
Primary data source: SSN (Servicio Sismológico Nacional)
Estimated released energy: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 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.
|3.7||20 km||20 Km Al NOROESTE De RIO GRANDE, OAX, Mexico||SSN|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.