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Light mag. 4.0 earthquake - Guerrero, 192 km southwest of Mexico City (Ciudad de México), on 2020-10-03 16:12:36 (Hora de México)

Light mag. 4.0 earthquake - Guerrero, 192 km southwest of Mexico City (Ciudad de México), on 2020-10-03 16:12:36 (Hora de México) Light mag. 4.0 earthquake - Guerrero, 192 km southwest of Mexico City (Ciudad de México), on 2020-10-03 16:12:36 (Hora de México)

Light magnitude 4.0 earthquake at 48 km depth

3 Oct 21:42 UTC: First to report: EMSC after 29 minutes.
3 Oct 21:42: Now using data updates from SSN

Earthquake details

Date & timeOct 3, 2020 21:12:36 UTC
Local time at epicenter2020-10-03 16:12:36 (Hora de México)
StatusConfirmed
Magnitude4
Depth48.0 km
Epicenter latitude / longitude18.03°N / 100.19°W (San Miguel Totolapan, Guerrero, Mexico)
Antipode18.03°S / 79.81°E
Shaking intensityWeak shaking near epicenter
Felt0 reports
Primary data sourceSSN (Servicio Sismológico Nacional)
Nearest volcanoNevado de Toluca (128 km / 80 mi)
Nearby towns and cities5 km (3 mi) NW of Buenavista (Cashacuauilt) (pop: 189) | Show on map | Quakes nearby
29 km (18 mi) WSW of Apaxtla de Castrejon (Centro) (pop: 7,040) | Show on map | Quakes nearby
34 km (21 mi) SSE of Arcelia (pop: 18,700) | Show on map | Quakes nearby
34 km (21 mi) ESE of Ajuchitlan (pop: 6,330) | Show on map | Quakes nearby
35 km (22 mi) NW of Tlacotepec (pop: 6,850) | Show on map | Quakes nearby
50 km (31 mi) SW of Teloloapan (Centro) (pop: 23,500) | Show on map | Quakes nearby
62 km (39 mi) SE of Ciudad Altamirano (pop: 25,200) | Show on map | Quakes nearby
77 km (48 mi) WSW of Iguala de la Independencia (pop: 118,500) | Show on map | Quakes nearby
85 km (53 mi) SW of Taxco de Alarcon (pop: 52,200) | Show on map | Quakes nearby
192 km (119 mi) SW of Mexico (Ciudad de México) (pop: 12,294,200) | Show on map | Quakes nearby
Weather at epicenter at time of quakeClear Sky 24.3°C (76 F), humidity: 62%, wind: 1 m/s (2 kts) from ESE
Estimated seismic energy released6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) | about seismic energy
Show interactive Map
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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.
Mag.DepthLocationSource
4.048 km33 Km Al SURESTE De ARCELIA, GRO, MexicoSSN
4.048 km34 Km SSE of Arcelia, MexicoEMSC

Seismograms

Seismic station: Sierra la Laguna Baja California Sur, Mexico (SLBS/IU network) | Distance from quake: 1192 km / 741 mi | Show on map | Station Info
Seismic station Sierra la Laguna Baja California Sur, Mexico: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

Earlier earthquakes in the same area

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