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9 Sept 2026, 10:53 UTC · Sep 9, 6:53 AM ET

M3.9 earthquake 117 km SSE of Attu Station, Alaska

A magnitude 3.9 earthquake struck 117 km SSE of Attu Station, Alaska at Sep 9, 6:53 AM ET, 10 km deep, minor – felt by people near the epicenter.

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M3.8 171 km SE of Attu Station, AlaskaM3.8 98 km SE of Attu Station, AlaskaM3.9 117 km SSE of Attu Station, AlaskaM3.9 167 km SSE of Attu Station, AlaskaM4.0 195 km SSE of Attu Station, AlaskaM4.2 198 km SSE of Attu Station, AlaskaM4.2 174 km S of Attu Station, AlaskaM4.2 180 km SSE of Attu Station, AlaskaM4.3 116 km SSE of Attu Station, AlaskaM4.4 182 km SSE of Attu Station, AlaskaM4.5 206 km SSE of Attu Station, AlaskaM4.6 194 km SE of Attu Station, AlaskaM4.7 145 km ESE of Attu Station, Alaska
under 33–44–55–66+
Magnitude3.9 mb
Time9 Sept 2026, 10:53 UTC
Location51.896°, 173.953° – 117 km SSE of Attu Station, Alaska
Depth10.0 km
Felt reports0
Max. estimated intensity (MMI)2.1
USGS eventus7000tg2h
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
4.7145 km ESE of Attu Station, AlaskaApr 14, 8:45 AM
185 d ago		56 km–
4.6194 km SE of Attu Station, AlaskaOct 12, 10:29 AM
4 d ago		10 km–
4.5206 km SSE of Attu Station, AlaskaNov 10, 1:51 PM
340 d ago		10 km–
4.4182 km SSE of Attu Station, AlaskaMay 21, 2:07 AM
149 d ago		10 km–
4.3116 km SSE of Attu Station, AlaskaMay 18, 6:36 PM
151 d ago		10 km–
4.2198 km SSE of Attu Station, AlaskaMay 12, 8:42 PM
157 d ago		10 km–
4.2174 km S of Attu Station, AlaskaMay 10, 6:44 PM
159 d ago		10 km–
4.2180 km SSE of Attu Station, AlaskaFeb 18, 9:16 AM
240 d ago		10 km–
4.0195 km SSE of Attu Station, AlaskaApr 22, 12:28 AM
178 d ago		10 km–
3.9167 km SSE of Attu Station, AlaskaMay 8, 4:25 PM
161 d ago		10 km–
3.8171 km SE of Attu Station, AlaskaJun 12, 6:20 PM
126 d ago		20 km–
3.898 km SE of Attu Station, AlaskaMay 17, 7:16 AM
152 d ago		35 km–
FAQ

About this earthquake

How strong was the 117 km SSE of Attu Station, Alaska earthquake?

Magnitude 3.9 (mb), minor – felt by people near the epicenter. Depth 10 km. Strongest estimated shaking: intensity 2.1 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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M3.9 earthquake 117 km SSE of Attu Station, Alaska