21 Mar 2026, 10:35 UTC · Mar 21, 6:35 AM ET · PAGER green

M5.4 earthquake southern East Pacific Rise

A magnitude 5.4 earthquake struck southern East Pacific Rise at Mar 21, 6:35 AM ET, 10 km deep, moderate – felt widely, some damage to weak buildings.

M4.3 southern East Pacific RiseM4.4 southern East Pacific RiseM4.4 southern East Pacific RiseM4.5 southern East Pacific RiseM5.4 southern East Pacific Rise
under 33–44–55–66+
Magnitude5.4 mww
Time21 Mar 2026, 10:35 UTC
Location-55.589°, -124.766° – southern East Pacific Rise
Depth10.0 km
Felt reports0
Max. estimated intensity (MMI)0.0
PAGER alertgreen
USGS eventus6000sieq
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
4.5southern East Pacific RiseOct 6, 12:11 PM
375 d ago
10 km–
4.4southern East Pacific RiseMay 12, 7:56 PM
157 d ago
10 km–
4.4southern East Pacific RiseOct 6, 2:06 PM
375 d ago
10 km–
4.3southern East Pacific RiseOct 6, 11:16 AM
375 d ago
10 km–
FAQ

About this earthquake

How strong was the southern East Pacific Rise earthquake?

Magnitude 5.4 (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?

No earthquakes within 100 km have followed so far in our records.

Earthquakes

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.

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