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Weak mag. 3.7 earthquake - 49 km north of Santo Domingo Zanatepec, Oaxaca, Mexico, on Sunday, Jan 29, 2023 at 4:18 pm (GMT -6) -

Weak magnitude 3.7 earthquake at 86 km depth

30 Jan 02:00 UTC: First to report: SSN after 4 hours.

Earthquake details

Date & time	Jan 29, 2023 22:18:30 UTC -
Local time at epicenter	Sunday, Jan 29, 2023 at 4:18 pm (GMT -6)
Status	Confirmed
Magnitude	3.7
Depth	85.9 km
Epicenter latitude / longitude	16.91°N / 94.22°W (Santa Maria Chimalapa, Oaxaca, Mexico)
Antipode	16.91°S / 85.78°E
Shaking intensity	Very weak shaking
Felt	0 reports
Primary data source	SSN (Servicio Sismológico Nacional)
Nearest volcano	El Chichón (117 km / 73 mi)
Nearby towns and cities	13 km (8 mi) WNW of Nuevo San Juan (pop: 52) \| Show on map \| Quakes nearby 33 km (21 mi) S of La Horqueta (Poblado Doce) (Veracruz) (pop: 1,490) \| Show on map \| Quakes nearby 40 km (25 mi) S of Helio Garcia Alfaro (Veracruz) (pop: 1,630) \| Show on map \| Quakes nearby 48 km (30 mi) SSE of Poblado 10 (Veracruz) (pop: 3,320) \| Show on map \| Quakes nearby 49 km (31 mi) E of Santa Maria Chimalapa (pop: 2,540) \| Show on map \| Quakes nearby 49 km (31 mi) NNE of Santo Domingo Zanatepec (pop: 7,250) \| Show on map \| Quakes nearby 267 km (166 mi) E of Oaxaca (pop: 255,000) \| Show on map \| Quakes nearby 589 km (366 mi) ESE of Mexico (Ciudad de México) (pop: 12,294,200) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	2.2 x 10¹⁰ joules (6.22 megawatt hours, equivalent to 5.35 tons of TNT) \| about seismic energy

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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.	Depth	Location	Source
3.7	86 km	Mexico: 58 Km Al NOROESTE De CINTALAPA, CHIS	SSN
3.7	86 km	OAXACA, MEXICO	EMSC
3.7	86 km	Oaxaca, Mexico	RaspberryShake

Most recent quakes Top 20 past 24 hrs Quakes in Mexico

Seismograms

Seismic station: COMITAN (CCIG/MX network) | Distance from quake: 233 km / 145 mi | Show on map | Station Info

Seismic station COMITAN: 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. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

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.

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