Contact | RSS | EN | DE | EL | ES | FR | IT | RU

Weak mag. 3.1 earthquake - 21 km east of Puerto Escondido, San Pedro Mixtepec -Dto. 22 -, Oaxaca, Mexico, on Monday, Jan 30, 2023 at 11:03 pm (GMT -6) -

Weak magnitude 3.1 earthquake at 36 km depth

31 Jan 14:07 UTC: First to report: SSN after 9 hours.

Earthquake details

Date & time	Jan 31, 2023 05:03:45 UTC -
Local time at epicenter	Monday, Jan 30, 2023 at 11:03 pm (GMT -6)
Status	Confirmed
Magnitude	3.1
Depth	36.1 km
Epicenter latitude / longitude	15.83°N / 96.89°W (Santa Maria Colotepec, Oaxaca, Mexico)
Antipode	15.83°S / 83.11°E
Shaking intensity	Very weak shaking
Felt	0 reports
Primary data source	SSN (Servicio Sismológico Nacional)
Nearest volcano	###NEARESTVOLCANO2###
Nearby towns and cities	2 km (2 mi) SSW of La Toma (pop: 106) \| Show on map \| Quakes nearby 18 km (11 mi) W of San Francisco Cozoaltepec (pop: 2,120) \| Show on map \| Quakes nearby 21 km (13 mi) ESE of Puerto Escondido (pop: 25,900) \| Show on map \| Quakes nearby 25 km (15 mi) SW of San Bartolomé Loxicha (pop: 1,410) \| Show on map \| Quakes nearby 36 km (22 mi) SW of San Augustin (pop: 2,270) \| Show on map \| Quakes nearby 36 km (22 mi) SE of San Gabriel Mixtepec (pop: 3,520) \| Show on map \| Quakes nearby 139 km (86 mi) S of Oaxaca (pop: 255,000) \| Show on map \| Quakes nearby 465 km (289 mi) SSE 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	2.8 x 10⁹ joules (783 kilowatt hours, equivalent to 0.674 tons of TNT) \| about seismic energy

Show interactive Map

[smaller] [bigger]

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
3.1	36 km	Mexico: 19 Km Al ESTE De PUERTO ESCONDIDO, OAX	SSN
3.1	36 km	Near Coast of Oaxaca, Mexico	RaspberryShake

Most recent quakes Top 20 past 24 hrs Quakes in Mexico

Seismograms

Seismic station: TLAPA (TLIG/MX network) | Distance from quake: 263 km / 163 mi | Show on map | Station Info

Seismic station TLAPA: 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.

Earlier earthquakes in the same area

Click here to search our database for earlier earthquakes in the same area since 1900!

Try our free app!

Android | iOS version

Why is there advertising on this site?

Support us - Help us upgrade our services!

We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:

Improved multilanguage support
Tsunami alerts
Faster responsiveness

Thanks to your past donations, these features have been added recently:

Design upgrade
Detailed quake stats
Additional seismic data sources

Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS

Thank you!

Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.

Volcanoes & Earthquakes