Update: 6.0 magnitude earthquake shakes close to South Sandwich Islands region on Aug. 12

Published Sep 4, 2026

A 6.0 magnitude quake occurred near South Sandwich Islands region on Wednesday morning, according to the U.S. Geological Survey.

The tremor hit the area at 11:47 UTC (09:47 local time). It occurred at a depth of 10 km with the epicenter of South Sandwich Islands region.

Did you feel it?

If you experienced the earthquake, you can share your observations using the USGS Felt Report form.

Impact and estimated losses

The USGS categorized this as a Green Alert, which means there is a low likelihood of casualties and damage.

Structure information summary

Overall, the population in this region resides in structures that are a mix of vulnerable and earthquake resistant construction. The predominant vulnerable building types are adobe block with concrete bond beam and unreinforced brick with concrete floor construction.

Source: The U.S. Geological Survey