12 Aug 2026, 05:11 UTC · Aug 12, 1:11 AM ET

M5.1 earthquake Pacific-Antarctic Ridge

A magnitude 5.1 earthquake struck Pacific-Antarctic Ridge at Aug 12, 1:11 AM ET, 10 km deep, moderate – felt widely, some damage to weak buildings.

M4.7 Pacific-Antarctic RidgeM5.0 Pacific-Antarctic RidgeM5.1 Pacific-Antarctic Ridge
under 33–44–55–66+
Magnitude5.1 mb
Time12 Aug 2026, 05:11 UTC
Location-55.888°, -143.549° – Pacific-Antarctic Ridge
Depth10.0 km
Felt reports0
USGS eventus6000tk5j
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.0Pacific-Antarctic RidgeNov 30, 7:18 AM
320 d ago
10 km–
4.7Pacific-Antarctic RidgeApr 4, 2:46 AM
196 d ago
10 km–
FAQ

About this earthquake

How strong was the Pacific-Antarctic Ridge earthquake?

Magnitude 5.1 (mb), 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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