Update: Earthquake shakes region near South Sandwich Islands region on May 20 – 5.7 magnitude recorded

Published Jun 6, 2026

A 5.7 magnitude quake struck close to South Sandwich Islands region on Wednesday night, the U.S. Geological Survey reported.

The tremor jolted at 23:00 UTC (21:00 local time), with its epicenter of South Sandwich Islands region and a depth of 108 km.

Did you feel it?

You can let the USGS know if you felt the earthquake by filling out their 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