4.3
Earthquake Details: South Sandwich Islands region
Oct 3, 2026, 13:07:26
- Depth
- 65.759 km
- Felt reports
- No data
Source: USGSUpdated: Oct 29, 2026, 01:38 PM UTC
A magnitude 4.3 earthquake occurred on Oct 3, 2026 at 13:07:26. Epicenter: South Sandwich Islands region. Reported depth: 65.759 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Oct 3, 2026, 11:07:26 GMT-2
- UTC
- Oct 3, 2026, 13:07:26 UTC
65.759 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmb 4.3
us6000u1ua
- Depth:
- 65.76 km
- Status:
- Reviewed
- Time:
- Updated:
- Oct 29, 2026, 01:38 PM UTC
Technical Details
Depth65.759 km
Significance284
Latitude-57.1479
Longitude-25.5617
Event IDus6000u1ua
Magnitude4.3
Updated:Oct 29, 2026, 13:38:08 UTC
External Resources
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 29, 2026, 13:38 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).