4.3
Earthquake Details: 289 km W of Houma, Tonga
Oct 23, 2026, 06:07:19
- Depth
- 463.37 km
- Felt reports
- No data
Source: USGSUpdated: Oct 23, 2026, 06:34 AM UTC
A magnitude 4.3 earthquake occurred on Oct 23, 2026 at 06:07:19. Epicenter: 289 km W of Houma, Tonga. Reported depth: 463.37 km.
Tsunami information
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Time & depth
- Local time
- Oct 22, 2026, 18:07:19 GMT-12
- UTC
- Oct 23, 2026, 06:07:19 UTC
463.37 km · Deep-focus
More than 300 km deep. Deep earthquakes can be felt across a wide area.
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Nearby major cities
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 4.3
us6000u4ac
- Depth:
- 463.37 km
- Time:
- Updated:
- Oct 23, 2026, 06:34 AM UTC
Technical Details
Depth463.37 km
Significance284
Latitude-20.8884
Longitude-178.0690
Event IDus6000u4ac
Magnitude4.3
Updated:Oct 23, 2026, 06:34:14 UTC
Regional Seismicity
External Resources
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Oct 23, 2026, 06:34 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0.
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).