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

Weak mag. 3.9 earthquake - Guerrero, 210 km southwest of Mexico City (Ciudad de México), on 2020-10-18 15:30:14 (Hora de México)

Weak magnitude 3.9 earthquake at 60 km depth

19 Oct 01:07 UTC: First to report: SSN after 5 hours.

Earthquake details

Date & time	Oct 18, 2020 20:30:14 UTC
Local time at epicenter	2020-10-18 15:30:14 (Hora de México)
Status	Confirmed
Magnitude	3.9
Depth	60.0 km
Epicenter latitude / longitude	18.22°N / 100.66°W (San Juan de la Cruz, Guerrero, Mexico)
Antipode	18.22°S / 79.34°E
Shaking intensity	Very weak shaking
Felt	0 reports
Primary data source	SSN (Servicio Sismológico Nacional)
Nearest volcano	Nevado de Toluca (137 km / 85 mi)
Nearby towns and cities	4 km (2 mi) SSW of Rincon de la Virgen (pop: 36) \| Show on map \| Quakes nearby 13 km (8 mi) W of Tlapehuala (pop: 9,330) \| Show on map \| Quakes nearby 15 km (10 mi) S of Ciudad Altamirano (pop: 25,200) \| Show on map \| Quakes nearby 20 km (13 mi) WNW of Ajuchitlan (pop: 6,330) \| Show on map \| Quakes nearby 29 km (18 mi) SW of Tlalchapa (pop: 4,070) \| Show on map \| Quakes nearby 29 km (18 mi) SSW of Cutzamala de Pinzon (Cutzamala de Pinzón) (pop: 4,900) \| Show on map \| Quakes nearby 41 km (26 mi) WSW of Arcelia (pop: 18,700) \| Show on map \| Quakes nearby 52 km (32 mi) SSE of Huetamo de Nuñez (Huetamo de Núñez, Michoacán de Ocampo) (pop: 21,900) \| Show on map \| Quakes nearby 143 km (89 mi) WNW of Chilpancingo de los Bravo (pop: 187,300) \| Show on map \| Quakes nearby 210 km (130 mi) SW 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	4.5 x 10¹⁰ joules (12.4 megawatt hours, equivalent to 10.7 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
3.9	60 km	15 Km Al SUR De CD ALTAMIRANO, GRO, Mexico	SSN
3.9	60 km	15 Km S of Ciudad Altamirano, Mexico	EMSC

Most recent quakes Top 20 past 24 hrs Quakes in Mexico

Seismograms

Seismic station: Morelia, Mich, MX (MOIG/MX network) | Distance from quake: 169 km / 105 mi | Show on map | Station Info

Seismic station Morelia, Mich, MX: 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

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