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Light mag. 3.8 earthquake - 17 km northwest of Juchitan de Zaragoza, Oaxaca, Mexico, on Sunday, Jan 29, 2023 at 1:29 am (GMT -6) -

Light magnitude 3.8 earthquake at 15 km depth

29 Jan 14:07 UTC: First to report: SSN after 7 hours.

Earthquake details

Date & time	Jan 29, 2023 07:29:24 UTC -
Local time at epicenter	Sunday, Jan 29, 2023 at 1:29 am (GMT -6)
Status	Confirmed
Magnitude	3.8
Depth	15.0 km
Epicenter latitude / longitude	16.52°N / 95.15°W (Asuncion Ixtaltepec, Oaxaca, Mexico)
Antipode	16.52°S / 84.85°E
Shaking intensity	Weak shaking near epicenter
Felt	0 reports
Primary data source	SSN (Servicio Sismológico Nacional)
Nearest volcano	El Chichón (225 km / 140 mi)
Nearby towns and cities	3 km (2 mi) NNE of Comitancillo (pop: 3,940) \| Show on map \| Quakes nearby 7 km (4 mi) SW of Ixtepec (pop: 25,400) \| Show on map \| Quakes nearby 17 km (10 mi) WNW of Juchitan de Zaragoza (pop: 74,800) \| Show on map \| Quakes nearby 24 km (15 mi) NNE of Santo Domingo Tehuantepec (Tehuantepec) (pop: 42,100) \| Show on map \| Quakes nearby 39 km (24 mi) N of Salina Cruz (pop: 76,600) \| Show on map \| Quakes nearby 42 km (26 mi) SSW of Matias Romero Avendaño (Matías Romero Avendaño) (pop: 18,900) \| Show on map \| Quakes nearby 178 km (111 mi) ESE of Oaxaca (pop: 255,000) \| Show on map \| Quakes nearby 531 km (330 mi) SE 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	3.2 x 10¹⁰ joules (8.78 megawatt hours, equivalent to 7.56 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
3.8	15 km	Mexico: 7 Km Al SUROESTE De CD IXTEPEC, OAX	SSN
3.8	15 km	Oaxaca, Mexico	RaspberryShake

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Seismograms

Seismic station: COMITAN (CCIG/MX network) | Distance from quake: 323 km / 200 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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