Minor mag. 3.6 earthquake - Mona Passage, Puerto Rico, on Wednesday, 18 Nov 4.11 am (GMT -4) -

Minor mag. 3.6 earthquake  - Mona Passage, Puerto Rico, on Wednesday, 18 Nov 4.11 am (GMT -4)

Minor magnitude 3.6 earthquake at 11 km depth

18 Nov 08:17 UTC: First to report: USGS after 6 minutes.
18 Nov 08:46: Magnitude recalculated from 3.3 to 3.6. Hypocenter depth recalculated from 27.5 to 11.0 km (from 17.1 to 6.8 mi). Epicenter location corrected by 9.7 km (6 mi) towards SSW.
I felt this quake
I didn't feel it
Date & time: 18 Nov 2020 08:11:18 UTC -
Local time at epicenter: Wednesday, 18 Nov 4.11 am (GMT -4)
Magnitude: 3.6
Depth: 11.0 km
Epicenter latitude / longitude: 18.1481°N / 67.402°W (Puerto Rico)
Nearby towns and cities:
24 km (15 mi) NW of Puerto Real (Miradero) (pop: 6,170)
28 km (18 mi) SW of Mayagüez (pop: 78,600)
38 km (24 mi) W of San Germán (pop: 12,100)
41 km (25 mi) SW of Aguadilla (pop: 16,100)
85 km (53 mi) W of Ponce (pop: 152,600)
141 km (88 mi) SW of San Juan (pop: 418,100)
265 km (165 mi) E of Santo Domingo (Dominican Republic) (pop: 2,201,900)
277 km (172 mi) E of Santo Domingo Oeste (Dominican Republic) (pop: 701,300)
Weather at epicenter at time of quake:
Overcast Clouds 23.9°C (75 F), humidity: 83%, wind: 3 m/s (6 kts) from E
Primary data source: USGS
Estimated released energy: 1.6 x 1010 joules (4.4 megawatt hours, equivalent to 3.79 tons of TNT) [learn more]
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!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake 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.
MagnitudeDepthLocationSource
M 3.611 kmMona Passage, Puerto RicoUSGS
M 3.328 kmMONA PASSAGE, PUERTO RICOEMSC

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Aguada, Puerto Rico (32.3 km NE of epicenter) [Map] / Light shaking (MMI IV) / 2-5 s
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

Minor mag. 3.6 earthquake - Mona Passage, Puerto Rico, on Wednesday, 18 Nov 4.11 am (GMT -4)
Volcanoes & Earthquakes - new app for Android
 

More on VolcanoDiscovery

 
Why is there advertising on this site?

Support us!

Maintaining the website and our free apps is a time- and cost-intensive effort.
If you find the information useful and would like to support our team to develop further features and get the upgraded ad-free version, consider making a donation (PayPal or Online cc payment).
Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
Thanks to your past donations, these features have been added recently:
  • Earthquake archive back to 1900
  • Additional 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.