22 Aug 2026, 07:21 UTC · Aug 22, 3:21 AM ET

M4.9 earthquake northern Mid-Atlantic Ridge

A magnitude 4.9 earthquake struck northern Mid-Atlantic Ridge at Aug 22, 3:21 AM ET, 10 km deep, light – felt by most people nearby, rattling windows, rarely damage. 1 people reported feeling it.

M4.9 northern Mid-Atlantic RidgeM5.0 northern Mid-Atlantic RidgeM5.4 northern Mid-Atlantic Ridge
under 33–44–55–66+
Magnitude4.9 mb
Time22 Aug 2026, 07:21 UTC
Location12.573°, -44.684° – northern Mid-Atlantic Ridge
Depth10.0 km
Felt reports1
USGS eventus6000tmri
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.4northern Mid-Atlantic Ridge · PAGER greenApr 17, 8:39 AM
182 d ago
10 km–
5.0northern Mid-Atlantic RidgeOct 6, 1:10 AM
376 d ago
10 km–
FAQ

About this earthquake

How strong was the northern Mid-Atlantic Ridge earthquake?

Magnitude 4.9 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 10 km.

Was it felt?

1 people reported feeling it to the USGS "Did You Feel It?" survey.

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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M4.9 earthquake northern Mid-Atlantic Ridge — 77.today