M4.5 earthquake Balleny Islands region
A magnitude 4.5 earthquake struck Balleny Islands region at Dec 20, 3:50 PM ET, 11 km deep, light – felt by most people nearby, rattling windows, rarely damage.
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| Magnitude | 4.5 mb |
| Time | 20 Dec 2025, 20:50 UTC |
| Location | -63.835°, 173.018° – Balleny Islands region |
| Depth | 11.2 km |
| Felt reports | 0 |
| USGS event | us7000rpmn |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 5.6 | Balleny Islands region · PAGER green | Dec 20, 1:57 AM 301 d ago | 10 km | – |
| 5.3 | Balleny Islands region | Dec 20, 5:25 AM 300 d ago | 10 km | – |
| 5.2 | Balleny Islands region | Sep 30, 3:07 AM 17 d ago | 10 km | – |
| 4.6 | Balleny Islands region | Dec 19, 9:50 AM 301 d ago | 10 km | – |
| 4.5 | Balleny Islands region | Jan 8, 11:05 PM 281 d ago | 10 km | – |
| 4.5 | Balleny Islands region | Dec 19, 8:51 AM 301 d ago | 10 km | – |
| 4.3 | Balleny Islands region | Dec 20, 11:20 AM 300 d ago | 10 km | – |
About this earthquake
How strong was the Balleny Islands region earthquake?
Magnitude 4.5 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 11 km.
Was it felt?
No felt reports have been submitted to the USGS so far.
Were there aftershocks?
No earthquakes within 100 km have followed so far in our records.
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.