M4.6 Depth: 228.0 km

M4.6 Earthquake near TONGA (Tonga)

UTC time: 2025-04-23 00:28:54 UTC Local time: —

About this earthquake

A magnitude M4.6 earthquake was recorded near TONGA (Tonga) on April 23, 2025 at 00:28 UTC. The earthquake originated at an intermediate depth of about 228 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

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

Details

Magnitude

M4.6

Depth

228.0 km

UTC time

2025-04-23 00:28:54 UTC

Local time

—

Country

Tonga

Source

emsc

Coordinates

-17.36380, -175.23000

Temperature

27.0°C

Map

Depth profile

Intermediate

228 km

228 km — deeper than the regional average (86.9 km)

Regional average: 86.9 km

Why depth matters

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

Depth classes per USGS

Volcanoes nearby

Fonualei

Distance: 121 km ·Stratovolcano ·Elevation: 188 m ·Last eruption: 1957 ·Tonga
Tofua Arc at 18.3°S

Distance: 141 km ·Stratovolcano ·Elevation: -40 m ·Last eruption: 2019 ·Tonga
Late

Distance: 172 km ·Stratovolcano ·Elevation: 540 m ·Last eruption: 1854 ·Tonga
Home Reef

Distance: 187 km ·Stratovolcano ·Elevation: -10 m ·Last eruption: 2026 ·Tonga
Niuafo'ou

Distance: 201 km ·Shield ·Elevation: 260 m ·Last eruption: 1946 ·Tonga
Lateiki

Distance: 205 km ·Stratovolcano ·Elevation: 43 m ·Last eruption: 2019 ·Tonga

Historic earthquake map · Tonga

Open history map

Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Tonga

Country overview

View earthquake KPIs, strongest and latest events, and averages for this country.

Stats (last 24h)

Global (24h)

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Country (24h)