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

Strong mag. 5.0 earthquake - North Atlantic Ocean on Tuesday, Mar 21, 2023 at 5:49 pm (GMT -3) -

Quake Data | Interactive map | User reports | Aftershocks | Earlier quakes here

Strong magnitude 5.0 earthquake at 10 km depth

21 Mar 21:07 UTC: First to report: GFZ after 18 minutes.
21 Mar 21:10: Now using data updates from USGS

Earthquake details

Date & time	Mar 21, 2023 20:49:21 UTC -
Local time at epicenter	Tuesday, Mar 21, 2023 at 5:49 pm (GMT -3)
Status	Confirmed
Magnitude	5
Depth	10.0 km
Epicenter latitude / longitude	28.46°N / 43.7159°W
Antipode	28.46°S / 136.284°E
Shaking intensity	Moderate shaking near epicenter
Felt	0 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	###NEARESTVOLCANO2###
Nearby towns and cities
Weather at epicenter at time of quake
Estimated seismic energy released	2 x 10¹² joules (554 megawatt hours, equivalent to 477 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
5.0	10 km	Northern Mid-Atlantic Ridge	USGS
4.5	10 km	Northern Mid-Atlantic Ridge	GFZ
5.0	10 km	Northern Mid Atlantic Ridge	RaspberryShake
5.0	33 km	NORTHERN MID-ATLANTIC RIDGE	EMSC
5.0	10 km	Northern Mid-Atlantic Ridge	IRIS

Most recent quakes Top 20 past 24 hrs

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.

Contribute:
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!

Translate

Clinton nc 804 college street / not felt : Was in car. Car parked engine off. Car rolled front to back one time. Direction east bound front of 804 college street in front of building | 3 users found this interesting.

Alfragide, Amadora Municipality, Lisbon (3372.5 km ENE of epicenter) [Map] / not felt

Aftershocks

[More info]

Recorded aftershocks, latest first (0 quake)

So far, no aftershocks have been registered.

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!

Stop Russia's Agression - Support Ukraine

Significant parts of this website use brilliant open-source software developed by Ukrainians. Russia's unprovoked war has killed tens of thousands, displaced millions, and the beautiful country of Ukraine is being destroyed. We cannot be silent even if the topic of this website has nothing to do with politics.
If you like to support Ukraine from abroad:
Ukrainians recommend the Come Back Alive charity. For other options, see StandWithUkraine.

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