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M6.3 Depth: 96.1 km

M6.3 Earthquake near Tonga [Sea]

UTC time: 2026-03-22 15:28:08 UTC Local time: —

About this earthquake

On March 22, 2026 at 15:28 UTC, a magnitude M6.3 earthquake occurred near Tonga [Sea]. The earthquake originated at an intermediate depth of about 96 km. Events of this size are considered strong and can be dangerous in inhabited regions.

The data is provided by INGV and cross-checked across seismological networks.

Details

Magnitude
M6.3
Depth
96.1 km
UTC time
2026-03-22 15:28:08 UTC
Local time
—
Country
—
Source
ingv
Coordinates
-15.44770, -172.96600
Temperature
27.4°C

Map

Depth profile

Depth profile Depth: 96.1 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 96.1 km
Intermediate
96.1 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Apia221.1 kmNE40'407

GeoNames · CC BY 4.0

Volcanoes nearby

  • Curacoa
    Distance: 78 km ·Complex ·Elevation: -33 m ·Last eruption: 1979 ·Tonga
  • West Mata
    Distance: 93 km ·Fissure vent(s) ·Elevation: -1'174 m ·Last eruption: 2009 ·Tonga
  • Tafahi
    Distance: 95 km ·Stratovolcano ·Elevation: 546 m ·Tonga
  • Niuatahi
    Distance: 112 km ·Caldera ·Elevation: -1'270 m ·Tonga
  • Tafu-Maka
    Distance: 136 km ·Fissure vent ·Elevation: -1'400 m ·Last eruption: 2008 ·Tonga
  • Savaii
    Distance: 210 km ·Shield ·Elevation: 1'858 m ·Last eruption: 1911 ·Samoa

Subsequent earthquakes nearby

Events recorded after this earthquake within 250 km. They are not automatically classified as aftershocks.

First 6 hours4
First 24 hours9
First 72 hours11
Strongest subsequent eventM6.3
M6.32026-03-22 15:30:40 UTC11.2 kmTonga Islands M5.12026-03-22 15:31:04 UTC87.0 kmEvent of magnitude 5.1, near of Nouméa (Monde) M5.62026-03-22 16:00:18 UTC54.3 km M4.82026-03-22 16:23:15 UTC63.8 km131 km SSW of Gataivai, Samoa M5.92026-03-22 22:26:14 UTC20.4 km###.# km ( ###.# mi) SW (az= 234.4) from San Miguel Is., CA M5.82026-03-23 06:02:45 UTC9.6 km###.# km ( ###.# mi) SW (az= 234.6) from San Miguel Is., CA M5.22026-03-23 06:02:48 UTC34.4 kmEvent of magnitude 5.2, near of Nouméa (Monde) M5.12026-03-23 08:44:29 UTC32.7 kmSamoa Islands region M5.12026-03-23 11:58:52 UTC15.0 kmTonga Islands M5.72026-03-25 10:11:00 UTC167.4 kmTonga Islands M5.22026-03-25 10:17:30 UTC161.6 kmTonga Islands M5.42026-03-27 23:35:09 UTC77.2 km

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#1
Earlier events M≥4134
Earlier events M≥564
Compared since2025-01-03

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M6.32026-03-22 06:15:47 UTC6.8 kmTonga [Sea] M6.22026-03-22 15:27:56 UTC57.9 km###.# km ( ###.# mi) SW (az= 234.4) from San Miguel Is., CA M6.22026-03-22 06:15:36 UTC11.3 km###.# km ( ###.# mi) SW (az= 234.7) from San Miguel Is., CA M6.12026-03-22 15:27:57 UTC18.6 kmTonga Islands M6.02026-03-08 09:28:26 UTC120.1 kmTonga Islands

Stats (last 24h)

Global (24h)
587
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

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