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Tonga · Ongo Niua

M4.9 Earthquake near Ongo Niua (Tonga)

UTC time: 2026-07-22 21:58:51 UTC Local time: —
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Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

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About this earthquake

A magnitude M4.9 earthquake was recorded near Ongo Niua (Tonga) on July 22, 2026 at 21:58 UTC. At around 71 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by USGS.

Details

ID
104ab63336e6fdf6b7ff4d44f9d933f0d10b4a35
Magnitude
M4.9
Depth
71.2 km
UTC time
2026-07-22 21:58:51 UTC
Local time
—
Country
Tonga
State
Ongo Niua
City
Ongo Niua
Source
usgs
Coordinates
-15.83220, -173.90280
Temperature
25.0°C

Depth profile

Depth profile Depth: 71.2 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 71.2 km
Intermediate
71.2 km
71.2 km — shallower than the regional average (99.3 km)
Regional average: 99.3 km
Why depth matters

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

Depth classes per USGS

Tectonic context

Located on the Tonga Plate.
Near the boundary Tonga ↔ Niuafoʻou · about 69 km away

Volcanoes nearby

  • Tafahi
    Distance: 17 km ·Stratovolcano ·Elevation: 546 m ·Tonga
  • Curacoa
    Distance: 34 km ·Complex ·Elevation: -33 m ·Last eruption: 1979 ·Tonga
  • Niuatahi
    Distance: 53 km ·Caldera ·Elevation: -1'270 m ·Tonga
  • Tafu-Maka
    Distance: 62 km ·Fissure vent ·Elevation: -1'400 m ·Last eruption: 2008 ·Tonga
  • West Mata
    Distance: 83 km ·Fissure vent(s) ·Elevation: -1'174 m ·Last eruption: 2009 ·Tonga
  • Niuafo'ou
    Distance: 187 km ·Shield ·Elevation: 260 m ·Last eruption: 1946 ·Tonga

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Kuini Lavenia AirportTonga · NTT · NFTP
    20.1 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-06

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Tonga

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 3.0 · 9 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Tonga

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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)
508
Country (24h)
Tonga
0
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