M5.5 earthquake southern East Pacific Rise
A magnitude 5.5 earthquake struck southern East Pacific Rise at May 20, 2:36 PM ET, 10 km deep, moderate – felt widely, some damage to weak buildings.
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| Magnitude | 5.5 mww |
| Time | 20 May 2026, 18:36 UTC |
| Location | -55.912°, -123.182° – southern East Pacific Rise |
| Depth | 10.0 km |
| Felt reports | 0 |
| Max. estimated intensity (MMI) | 0.0 |
| USGS event | us6000sz1t |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 6.6 | southern East Pacific Rise · PAGER green | May 20, 1:43 PM 149 d ago | 10 km | 7 reports |
| 4.8 | southern East Pacific Rise | Sep 21, 11:30 PM 25 d ago | 10 km | – |
| 4.7 | southern East Pacific Rise | Jun 1, 5:51 PM 137 d ago | 10 km | – |
| 4.5 | southern East Pacific Rise | May 20, 2:54 AM 150 d ago | 10 km | – |
| 4.5 | southern East Pacific Rise | Oct 6, 12:11 PM 375 d ago | 10 km | – |
| 4.4 | southern East Pacific Rise | May 12, 7:56 PM 157 d ago | 10 km | – |
| 4.4 | southern East Pacific Rise | Oct 6, 2:06 PM 375 d ago | 10 km | – |
| 4.3 | southern East Pacific Rise | Oct 6, 11:16 AM 375 d ago | 10 km | – |
About this earthquake
How strong was the southern East Pacific Rise earthquake?
Magnitude 5.5 (mww), moderate – felt widely, some damage to weak buildings. 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.