Very Strong Mag. 6.1 Earthquake - South Pacific Ocean, Tonga, on Friday, Feb 19, 2021 at 4:30 am (GMT +13)

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

Very strong mag. 6.1 earthquake - South Pacific Ocean, Tonga, on Friday, 19 Feb 2021 4:30 am (GMT +13)

Very strong mag. 6.1 earthquake - South Pacific Ocean, Tonga, on Friday, Feb 19, 2021 at 4:30 am (GMT +13)

Very strong magnitude 6.1 earthquake at 10 km depth

18 Feb 15:41 UTC: First to report: GFZ after 11 minutes.
18 Feb 15:44: Epicenter location corrected by 6.7 km (4.1 mi) towards S.
18 Feb 16:30: Magnitude recalculated from 5.8 to 6.1. Epicenter location corrected by 9.3 km (5.8 mi) towards NW.

Earthquake details

Date & time	Feb 18, 2021 15:30:52 UTC
Local time at epicenter	Friday, Feb 19, 2021 at 4:30 am (GMT +13)
Status	Confirmed
Magnitude	6.1
Depth	10.0 km
Epicenter latitude / longitude	14.91°S / 176.71°W (South Pacific Ocean, Tonga)
Antipode	14.91°N / 3.29°E
Shaking intensity	Strong shaking near epicenter
Felt	1 report
Primary data source	GFZ (German Research Centre for Geosciences)
Nearest volcano	Niuafo'ou (139 km / 86 mi)
Nearby towns and cities	170 km (106 mi) ESE of Leava (Sigave, Wallis & Futuna) (pop: 480) \| Show on map \| Quakes nearby 190 km (118 mi) SSW of Mata-Utu (Hahake, Wallis & Futuna) (pop: 1,200) \| Show on map \| Quakes nearby 333 km (207 mi) WNW of Hihifo (pop: 815) \| Show on map \| Quakes nearby 189 km (117 mi) SSW of Wallis Island (pop: 10,000) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Overcast Clouds 28°C (82 F), humidity: 79%, wind: 7 m/s (14 kts) from ESE
Estimated seismic energy released	8.9 x 10¹³ joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 atomic bombs!) \| 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
6.1	10 km	Fiji Islands Region, Tonga	GFZ
6.1	10 km	FIJI REGION, Tonga	EMSC
6.1	7.7 km	158 Km ESE of Alo, Wallis And Futuna, Tonga	USGS
6.1	4.8 km	Fiji Islands Region, Tonga	GeoAu
6.1	10.2 km	Tonga [Sea]	INGV
6.0	10 km	Fiji Islands Region, Tonga	BMKG

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

Leicester uk / not felt : I v suppose far from pacfic ocean United Kingdom on north sea

apia / Violent shaking (MMI IX) : jj

Aftershocks

[More info]

Recorded aftershocks, latest first (3 quakes)

Date and time	Mag Depth	Location	Details
Feb 23, 2021 20:51 2 years ago	4.9 10 km	South Pacific Ocean, Tonga	More
Feb 19, 2021 21:37 2 years ago	4.6 10 km	South Pacific Ocean, 181 km SW of Mata-Utu, Hahake, Uvéa, Wallis & Futuna	More
Feb 19, 2021 03:10 2 years ago	5.0 10 km	South Pacific Ocean, 172 km SW of Mata-Utu, Hahake, Uvéa, Wallis & Futuna	More

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