Mag. 4.3 earthquake - 33 km northeast of Matías Romero, Oaxaca, Mexico, on Tuesday, 23 June 2020 at 09:07 (GMT) -

This quake was likely a foreshock of the 7.3 quake 501 km southeast of Mexico City, Mexico, 2020-06-23 09:29:07, which followed after 6 hours.
Mag. 4.3 earthquake  - 33 km northeast of Matías Romero, Oaxaca, Mexico, on Tuesday, 23 June 2020 at 09:07 (GMT)

Light magnitude 4.3 earthquake at 170 km depth

23 Jun 09:26 UTC: First to report: EMSC after 19 minutes.
Jun 23 13:32: Magnitude recalculated from 4.2 to 4.3.
Hypocenter depth recalculated from 140.0 to 170.0 km.
Date & time: 23 Jun 2020 09:07:12 UTC -
Magnitude: 4.3
Depth: 170.0 km
Epicenter latitude / longitude: 17°N / 94.76°W (Mexico)
Nearest volcano: El Chichón (164 km / 102 mi)
Nearby towns and cities:
13 km (8 mi) NW of Santa Maria Chimalapa (Santa María Chimalapa) (pop: 2,540)
17 km (11 mi) SE of Cuauhtémoc (Matías Romero Avendaño) (pop: 2,260)
33 km (20 mi) ENE of Matías Romero (pop: 21,100)
36 km (22 mi) E of San Juan Guichicovi (pop: 4,280)
61 km (38 mi) NE of Ixtepec (pop: 23,200)
69 km (43 mi) NNE of Juchitán de Zaragoza (pop: 67,600)
177 km (110 mi) W of Tuxtla Gutiérrez (Chiapas) (pop: 537,100)
535 km (332 mi) ESE of Mexico City (pop: 12,294,200)
Primary data source: EMSC
Estimated released energy: 1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 tons of TNT) [learn more]
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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.
MagnitudeDepthLocationSource
M 4.3170 kmOaxaca, MexicoEMSC
M 4.2140 km42 km al NORESTE de MATIAS ROMERO, OAX (Mexico)SSN
M 4.3170 km13 km NW of Santa María Chimalapa, MexicoUSGS

User reports for this quake (1)

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Oaxaca de juárez / Strong shaking (MMI VI) : It woke me up from my sleep and I ran outside with all my neighbors
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Earlier earthquakes in the same area since 1900

Mag. 4.3 earthquake - 33 km northeast of Matías Romero, Oaxaca, Mexico, on Tuesday, 23 June 2020 at 09:07 (GMT)

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