Disasters · Earthquake

M5.3 · Tonga

First tracked 17 September 2026 · Last updated 18 September 2026

M5.3

Magnitude

10 km

Depth

Few people affected in MMI -

Exposure detail

Tsunami flag

An M5.3 earthquake struck Tonga at a depth of 10 km, with an estimated population exposure of 3.

Sources

Coverage

News coverage via The GDELT Project · not a source for this event’s data

Coverage not checked yet.

Source: GDACS & USGS · figures modelled · Reviewed