Mag. 4.0 earthquake - 4.2 km north of San Miguel Quetzaltepec, Oaxaca, Mexico, on 2020-10-03 20:03:12 (Hora de México) -

Mag. 4.0 earthquake  - 4.2 km north of San Miguel Quetzaltepec, Oaxaca, Mexico, on 2020-10-03 20:03:12 (Hora de México)

Light magnitude 4.0 earthquake at 4 km depth

4 Oct 01:26 UTC: First to report: EMSC after 23 minutes.
4 Oct 01:28: Now using data updates from SSN
Date & time: 4 Oct 2020 01:03:12 UTC -
Local time at epicenter: 2020-10-03 20:03:12 (Hora de México)
Magnitude: 4.0
Depth: 4.0 km
Epicenter latitude / longitude: 17.01°N / 95.77°W (Mexico)
Nearest volcano: San Martín (185 km / 115 mi)
Nearby towns and cities:
17 km (11 mi) S of San Juan Cotzocon (pop: 3,700)
18 km (11 mi) WNW of Santiago Ixcuintepec (San Juan Mazatlán) (pop: 1,360)
23 km (14 mi) SE of Santiago Zacatepec (pop: 2,150)
24 km (15 mi) WSW of La Nueva Reforma del Camarón (pop: 200)
35 km (21 mi) W of Santa Isabel de la Reforma (pop: 1,790)
38 km (23 mi) NE of San Pedro Quiatoni (pop: 2,790)
102 km (63 mi) E of Oaxaca City (pop: 255,000)
445 km (277 mi) SE of Mexico City (pop: 12,294,200)
Weather at epicenter at time of quake:
Clear Sky 16.1°C (61 F), humidity: 95%, wind: 2 m/s (3 kts)
Primary data source: SSN
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) More info
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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 4.04 km4 Km NNW of San Miguel Quetzaltepec, MexicoSSN
M 4.04 km75 Km Al ESTE De TLACOLULA, OAX, MexicoEMSC

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
242.8 km N of epicenter [Map] / not felt (reported through our app)
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Earlier earthquakes in the same area since 1900

Mag. 4.0 earthquake - 4.2 km north of San Miguel Quetzaltepec, Oaxaca, Mexico, on 2020-10-03 20:03:12 (Hora de México)

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