3 Sept 2026, 17:40 UTC · Sep 3, 1:40 PM ET

M4.1 earthquake 233 km ESE of Attu Station, Alaska

A magnitude 4.1 earthquake struck 233 km ESE of Attu Station, Alaska at Sep 3, 1:40 PM ET, 10 km deep, light – felt by most people nearby, rattling windows, rarely damage.

M4.1 233 km ESE of Attu Station, AlaskaM5.1 231 km ESE of Attu Station, AlaskaM5.1 233 km ESE of Attu Station, AlaskaM5.1 295 km ESE of Attu Station, AlaskaM5.2 226 km ESE of Attu Station, AlaskaM5.3 229 km ESE of Attu Station, AlaskaM5.3 229 km ESE of Attu Station, AlaskaM5.3 227 km ESE of Attu Station, AlaskaM5.4 227 km ESE of Attu Station, AlaskaM5.7 231 km ESE of Attu Station, AlaskaM5.8 233 km ESE of Attu Station, AlaskaM5.9 280 km ESE of Attu Station, AlaskaM6.4 223 km ESE of Attu Station, Alaska
under 33–44–55–66+
Magnitude4.1 mb
Time3 Sept 2026, 17:40 UTC
Location52.076°, 176.379° – 233 km ESE of Attu Station, Alaska
Depth10.0 km
Felt reports0
Max. estimated intensity (MMI)2.5
USGS eventus7000te2d
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
6.4223 km ESE of Attu Station, Alaska · tsunami flag · PAGER greenMar 4, 12:54 PM
226 d ago
10 km–
5.9280 km ESE of Attu Station, Alaska · tsunami flag · PAGER greenJan 15, 3:52 AM
274 d ago
19 km–
5.8233 km ESE of Attu Station, Alaska · PAGER greenMay 6, 10:15 AM
163 d ago
10 km–
5.7231 km ESE of Attu Station, Alaska · tsunami flag · PAGER greenMar 6, 4:08 PM
224 d ago
8 km1 report
5.4227 km ESE of Attu Station, Alaska · tsunami flag · PAGER greenMar 4, 8:26 AM
226 d ago
10 km–
5.3229 km ESE of Attu Station, AlaskaMar 17, 12:21 PM
213 d ago
10 km–
5.3229 km ESE of Attu Station, Alaska · tsunami flagMar 3, 5:44 AM
227 d ago
10 km–
5.3227 km ESE of Attu Station, Alaska · tsunami flagMar 2, 6:46 PM
228 d ago
10 km–
5.2226 km ESE of Attu Station, AlaskaMar 24, 4:59 PM
206 d ago
10 km–
5.1231 km ESE of Attu Station, AlaskaAug 23, 7:20 PM
54 d ago
15 km1 report
5.1233 km ESE of Attu Station, Alaska · tsunami flagMar 8, 6:41 PM
222 d ago
4 km–
5.1295 km ESE of Attu Station, Alaska · tsunami flagJan 23, 3:25 AM
266 d ago
10 km–
FAQ

About this earthquake

How strong was the 233 km ESE of Attu Station, Alaska earthquake?

Magnitude 4.1 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 10 km. Strongest estimated shaking: intensity 2.5 on the Modified Mercalli scale.

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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M4.1 earthquake 233 km ESE of Attu Station, Alaska