Shallow M6.0 earthquake hits Tonga

tonga earthquake april 19 2022 location map f

Image credit: TW/SAM, Google

A strong and shallow earthquake registered by the USGS as M6.0 hit Tonga at 04:33 UTC on April 19, 2022. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting the same magnitude and depth.

The epicenter was located about 108 km (67.1 miles) E of ‘Ohonua and 137.8 km (85.7 miles) ESE of Nuku‘alofa, Tonga.

There are no people living within 100 km (62 miles).

47 000 people are estimated to have felt light shaking.

The USGS issued a Green alert for shaking-related fatalities and economic losses. There is a low likelihood of casualties and damage.

Overall, the population in this region resides in structures that are highly vulnerable to earthquake shaking, though some resistant structures exist. The predominant vulnerable building types are unknown/miscellaneous types and wood construction.

tonga earthquake april 19 2022 location map
Image credit: TW/SAM, Google

Estimated exposure to earthquake shaking

tonga earthquake april 19 2022 usgs epe
tonga earthquake april 19 2022 usgs epet

Selected cities exposed

tonga earthquake april 19 2022 usgs sce

Regional seismicity

tonga earthquake april 19 2022 regional seismicity

Teo Blašković founded The Watchers in 2011 and edited it until 2026, covering seismic and volcanic activity, extreme weather, space weather and near-Earth objects. Articles on this page are his archive.

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