M4.6 earthquake South Sandwich Islands region
A magnitude 4.6 earthquake struck South Sandwich Islands region at Jun 20, 6:23 PM ET, 10 km deep, light – felt by most people nearby, rattling windows, rarely damage.
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| Magnitude | 4.6 mb |
| Time | 20 Jun 2026, 22:23 UTC |
| Location | -56.184°, -30.994° – South Sandwich Islands region |
| Depth | 10.0 km |
| Felt reports | 0 |
| USGS event | us6000t88g |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 4.9 | South Sandwich Islands region | Oct 7, 12:39 AM 11 d ago | 10 km | – |
| 4.9 | South Sandwich Islands region | Apr 6, 9:09 AM 194 d ago | 10 km | – |
| 4.7 | South Sandwich Islands region | Jun 20, 6:24 PM 119 d ago | 10 km | – |
| 4.6 | South Sandwich Islands region | Apr 23, 5:08 AM 178 d ago | 10 km | – |
| 4.5 | South Sandwich Islands region | Sep 6, 3:56 AM 42 d ago | 10 km | – |
| 4.5 | South Sandwich Islands region | Jan 18, 7:48 AM 272 d ago | 10 km | – |
| 4.3 | South Sandwich Islands region | Apr 13, 7:19 AM 187 d ago | 10 km | – |
About this earthquake
How strong was the South Sandwich Islands region earthquake?
Magnitude 4.6 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 10 km.
Was it felt?
No felt reports have been submitted to the USGS so far.
Were there aftershocks?
1 earthquakes within 100 km in the following two weeks are in our records, the strongest M4.7.
More
Source: U.S. Geological Survey (USGS) earthquake catalog, real-time feeds and FDSN event service; magnitudes and locations are revised by seismologists for hours after an event. Times are Eastern (ET) unless marked UTC. Not an alert service: for warnings follow local authorities and tsunami centers.