Light mag. 4.0 earthquake - 34 km southeast of Mexicali, Baja California, Mexico, on 2020-10-18 05:31:35 (Hora de México) -

Light mag. 4.0 earthquake - 34 km southeast of Mexicali, Baja California, Mexico, on 2020-10-18 05:31:35 (Hora de México)

Light magnitude 4.0 earthquake at 16 km depth

18 Oct 10:34 UTC: First to report: USGS after 3 minutes.
18 Oct 10:37: Magnitude recalculated from 3.7 to 3.5.
18 Oct 11:00: Now using data updates from SSN
Date & time: Oct 18, 2020 10:31:35 UTC -
Local time at epicenter: 2020-10-18 05:31:35 (Hora de México)
Magnitude: 4
Depth: 16.0 km
Epicenter latitude / longitude: 32.5°N / 115.13°W (Ejido San Luis Potosí, Baja California, Mexico)
Antipode: 32.5°S / 64.87°E
Nearest volcano: Salton Buttes (93 km / 58 mi)
Nearby towns and cities:
1 km (1 mi) S of San Luis Potosi (pop: 850) --> See nearby quakes!
16 km (10 mi) WSW of Tecolots (Poblado Benito Juárez) (pop: 5,260) --> See nearby quakes!
22 km (14 mi) ESE of Puebla (pop: 15,200) --> See nearby quakes!
24 km (15 mi) N of Guadalupe Victoria (pop: 17,100) --> See nearby quakes!
33 km (20 mi) W of San Luis (Yuma County, Arizona, USA) (pop: 31,500) --> See nearby quakes!
34 km (21 mi) ESE of Mexicali (pop: 689,800) --> See nearby quakes!
34 km (21 mi) W of San Luis Rio Colorado (Sonora) (pop: 158,100) --> See nearby quakes!
40 km (25 mi) ESE of Calexico (California, USA) (pop: 40,100) --> See nearby quakes!
44 km (28 mi) ESE of Santa Isabel (pop: 29,300) --> See nearby quakes!
54 km (33 mi) WSW of Arizona (USA) (pop: 94,100) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky 22.8°C (73 F), humidity: 31%, wind: 1 m/s (1 kts) from NNE
Primary data source: SSN (Servicio Sismológico Nacional)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) More info
Show interactive Map
[smaller] [bigger]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
If you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable to earthquake science, seismic hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
4.016 km23 Km Al NORTE De GPE VICTORIA(KM.43), BC, MexicoSSN
3.533 kmBaja California, MexicoEMSC
3.521 km12km NNE of Delta, B.C., MX, MexicoUSGS

User reports for this quake (5)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Leave a comment if you find a particular report interesting or want to add to it.
Flag as inappropriate.
Mark as helpful or interesting.
Send your own user report!
Puebla, Mexicali Municipality, Baja California (24.1 km WNW of epicenter) [Map] / Moderate shaking (MMI V) / single vertical bump / very short : Me desperto  
Mexicali baja California México / not felt
Mexicali / Very weak shaking (MMI II)
Mexicali,Baja california Mexico / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s
Mexicali / Moderate shaking (MMI V) / 2-5 s
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

Try our free app!
Volcanoes & Earthquakes - new app for Android
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:
  • Earthquake archive from 1900 onwards
  • 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!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.