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, 19 Feb 2021 4:30 am (GMT +13)

- Very strong mag. 6.1 earthquake - South Pacific Ocean, Tonga, on Friday, 19 Feb 2021 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.
Date & time: 18 Feb 2021 15:30:52 UTC -
Local time at epicenter: Friday, 19 Feb 2021 4:30 am (GMT +13)
Magnitude: 6.1
Depth: 10.0 km
Epicenter latitude / longitude: 14.91°S / 176.71°W (South Pacific Ocean, Tonga)
Nearest volcano: Niuafo'ou (139 km / 86 mi)
Nearby towns and cities:
170 km (106 mi) ESE of Leava (Sigave, Wallis & Futuna) (pop: 480) --> See nearby quakes!
190 km (118 mi) SSW of Mata-Utu (Hahake, Wallis & Futuna) (pop: 1,200) --> See nearby quakes!
333 km (207 mi) WNW of Hihifo (pop: 815) --> See nearby quakes!
465 km (289 mi) WSW of Asau (Samoa) (pop: 6,640) --> See nearby quakes!
507 km (315 mi) NW of Neiafu (pop: 4,320) --> See nearby quakes!
711 km (442 mi) NNW of Nuku'alofa (pop: 22,400) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 28°C (82 F), humidity: 79%, wind: 7 m/s (14 kts) from ESE
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 atomic bombs!) More info
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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 6.110 kmFiji Islands Region, TongaGFZ
M 6.110 kmFIJI REGION, TongaEMSC
M 6.17.7 km158 Km ESE of Alo, Wallis And Futuna, TongaUSGS
M 6.14.8 kmFiji Islands Region, TongaGeoAu
M 6.110.2 kmTonga [Sea]INGV
M 6.010 kmFiji Islands Region, TongaBMKG

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Leicester uk / not felt : I v suppose far from pacfic ocean United Kingdom on north sea
apia / Violent shaking (MMI IX) : jj
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