15 Aug 2026, 11:16 UTC · Aug 15, 7:16 AM ET

M4.6 earthquake Mariana Islands region

A magnitude 4.6 earthquake struck Mariana Islands region at Aug 15, 7:16 AM ET, 10 km deep, light – felt by most people nearby, rattling windows, rarely damage.

M4.1 Mariana Islands regionM4.1 Mariana Islands regionM4.2 295 km NNE of Saipan, Northern Mariana IslandsM4.5 Mariana Islands regionM4.6 Mariana Islands region
under 33–44–55–66+
Magnitude4.6 mb
Time15 Aug 2026, 11:16 UTC
Location17.729°, 147.689° – Mariana Islands region
Depth10.0 km
Felt reports0
USGS eventus6000tm5w
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
4.5Mariana Islands regionJun 22, 1:03 AM
117 d ago
10 km–
4.2295 km NNE of Saipan, Northern Mariana IslandsJan 19, 3:38 PM
270 d ago
52 km–
4.1Mariana Islands regionJul 22, 8:12 PM
86 d ago
10 km–
4.1Mariana Islands regionJun 28, 6:05 AM
110 d ago
10 km–
FAQ

About this earthquake

How strong was the Mariana Islands region earthquake?

Magnitude 4.6 (mb), light – felt by most people nearby, rattling windows, rarely damage. 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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