M6.1 earthquake in Tonga on April 19, 2026

A magnitude 6.1 earthquake struck on April 19, 2026 at 17:34 UTC. According to USGS the epicenter was 88 km north of Hihifo, at a depth of 36 km. It was a shallow quake, and shallow quakes are usually felt most strongly at the surface.

6.1magnitude

36 kmdepth

17:34time UTC

greenUSGS alert

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Key facts

14 people reported feeling it to USGS. The USGS PAGER system issued a green alert, expecting little impact.

Nearest cities

Sunshine Coast (Australia)3,684 km
Central Coast (Australia)4,067 km
Port Moresby (Papua New Guinea)4,317 km
Merauke (Indonesia)5,064 km
Jayapura (Indonesia)5,211 km

Did you feel an earthquake?

Report it to seismologists. These reports help work out quickly where the shaking was strongest. It takes a minute.

Report to USGS (Did You Feel It?)Report to EMSC (LastQuake)

Aftershocks

Since then USGS has recorded 32 quakes of magnitude 4.5 or more within 150 km, the strongest M5.2.

M5.2 · Oct 15, 13:29 UTC18 km
M5.1 · Jul 11, 15:33 UTC44 km
M5.0 · Sep 20, 05:07 UTC138 km
M5.0 · Jul 20, 23:37 UTC73 km
M4.9 · Oct 22, 19:06 UTC19 km
M4.9 · Sep 8, 15:43 UTC89 km
M4.9 · Aug 10, 01:20 UTC56 km
M4.9 · Jul 22, 21:58 UTC80 km

Regional history

Since 1976 there have been 147 earthquakes of magnitude 6 or more within 300 km. The strongest was M8.1 (September 29, 2009).

M8.1 · September 29, 2009152 km
M7.7 · September 1, 198151 km
M7.6 · May 10, 2023117 km
M7.6 · April 2, 1977222 km
M7.4 · April 7, 19955 km