10 Oct 2025, 13:12 UTC · Oct 10, 9:12 AM ET
M3.5 earthquake 231 km SE of Attu Station, Alaska
A magnitude 3.5 earthquake struck 231 km SE of Attu Station, Alaska at Oct 10, 9:12 AM ET, 10 km deep, minor – felt by people near the epicenter.
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under 33–44–55–66+
| Magnitude | 3.5 ml |
| Time | 10 Oct 2025, 13:12 UTC |
| Location | 51.192°, 175.230° – 231 km SE of Attu Station, Alaska |
| Depth | 10.0 km |
| Felt reports | 0 |
| USGS event | us6000rkmw |
Within 100 km
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 4.6 | 194 km SE of Attu Station, Alaska | Oct 12, 10:29 AM 4 d ago | 10 km | – |
| 4.5 | 234 km ESE of Attu Station, Alaska | May 4, 3:14 PM 165 d ago | 10 km | – |
| 4.5 | 206 km SSE of Attu Station, Alaska | Nov 10, 1:51 PM 340 d ago | 10 km | – |
| 4.3 | 244 km ESE of Attu Station, Alaska | Apr 6, 12:21 AM 194 d ago | 46 km | – |
| 4.3 | 232 km SE of Attu Station, Alaska | Mar 22, 6:11 PM 208 d ago | 5 km | – |
| 4.2 | 198 km SSE of Attu Station, Alaska | May 12, 8:42 PM 157 d ago | 10 km | – |
| 4.2 | 180 km SSE of Attu Station, Alaska | Feb 18, 9:16 AM 240 d ago | 10 km | – |
| 4.1 | 236 km ESE of Attu Station, Alaska | May 6, 10:07 AM 163 d ago | 10 km | – |
| 4.1 | 236 km ESE of Attu Station, Alaska | Mar 24, 12:55 PM 206 d ago | 27 km | – |
| 4.0 | 244 km ESE of Attu Station, Alaska | Oct 8, 3:49 AM 9 d ago | 32 km | – |
| 4.0 | 217 km SSE of Attu Station, Alaska | Jun 27, 1:52 AM 112 d ago | 10 km | – |
| 4.0 | 195 km SSE of Attu Station, Alaska | Apr 22, 12:28 AM 178 d ago | 10 km | – |
FAQ
About this earthquake
How strong was the 231 km SE of Attu Station, Alaska earthquake?
Magnitude 3.5 (ml), minor – felt by people near the epicenter. 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
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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.