Moderate mag. 4.0 earthquake - Caribbean Sea, 8.1 km southeast of Guanica, Puerto Rico, on Thursday, Dec 24, 2020 7:17 am (GMT -4) -

Moderate mag. 4.0 earthquake - Caribbean Sea, 8.1 km southeast of Guanica, Puerto Rico, on Thursday, Dec 24, 2020 7:17 am (GMT -4)

Moderate magnitude 4.0 earthquake at 12 km depth

24 Dec 11:25 UTC: First to report: USGS after 9 minutes.
24 Dec 12:58: Hypocenter depth recalculated from 10.0 to 12.0 km (from 6.2 to 7.5 mi). Epicenter location corrected by 12 km (7.5 mi) towards N.
Date & time: Dec 24, 2020 11:17:00 UTC -
Local time at epicenter: Thursday, Dec 24, 2020 7:17 am (GMT -4)
Magnitude: 4
Depth: 12.0 km
Epicenter latitude / longitude: 17.9335°N / 66.8425°W (Caribbean Sea, Puerto Rico)
Antipode: 17.934°S / 113.158°E
Nearby towns and cities:
7 km (4 mi) SE of Maria Antonia (pop: 1,480) --> See nearby quakes!
8 km (5 mi) ESE of Guanica (pop: 9,220) --> See nearby quakes!
11 km (7 mi) SSW of Guayanilla (pop: 5,210) --> See nearby quakes!
11 km (7 mi) S of Yauco (pop: 20,300) --> See nearby quakes!
19 km (12 mi) SW of Penuelas (Peñuelas) (pop: 6,850) --> See nearby quakes!
20 km (13 mi) SE of Sabana Grande (pop: 8,960) --> See nearby quakes!
25 km (15 mi) WSW of Ponce (pop: 152,600) --> See nearby quakes!
26 km (16 mi) ESE of Lajas (pop: 5,260) --> See nearby quakes!
27 km (17 mi) SE of San German (San Germán) (pop: 12,100) --> See nearby quakes!
28 km (18 mi) SSW of Adjuntas (pop: 5,080) --> See nearby quakes!
65 km (40 mi) WSW of Aibonito (pop: 8,950) --> See nearby quakes!
98 km (61 mi) SW of San Juan (pop: 418,100) --> See nearby quakes!
50 km (31 mi) SW of Puerto Rico Island (pop: 3,474,200) --> See nearby quakes!
151 km (94 mi) W of Vieques Island (pop: 9,300) --> See nearby quakes!
170 km (106 mi) WSW of Isla de Culebra Island (pop: 1,820) --> See nearby quakes!
Weather at epicenter at time of quake:
Few Clouds 23°C (73 F), humidity: 65%, wind: 1 m/s (3 kts) from SW
Primary data source: USGS (United States Geological Survey)
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.
4.012 km7 Km SE of Maria Antonia, Puerto RicoUSGS

User reports for this quake (6)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Comunas, Playa Barrio, Yabucoa (111.4 km E of epicenter) [Map] / Very weak shaking (MMI II) / rattling, vibrating / very short (reported through our app)
Ciales, Ciales Barrio-Pueblo (56.2 km NE of epicenter) [Map] / Light shaking (MMI IV) (reported through our app)
Manati (66.1 km NE of epicenter) [Map] / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s
Peñuelas, Barreal, Sector El Llano (20.3 km NNE of epicenter) [Map] / Weak shaking (MMI III) / 1-2 s
Plan Bonito, Cabo Rojo / Weak shaking (MMI III)
Hatillo / Weak shaking (MMI III)
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.