M4.0 earthquake 125 km SSW of False Pass, Alaska
A magnitude 4.0 earthquake struck 125 km SSW of False Pass, Alaska at Oct 10, 10:46 AM ET, 10 km deep, light – felt by most people nearby, rattling windows, rarely damage.
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| Magnitude | 4.0 mb |
| Time | 10 Oct 2025, 14:46 UTC |
| Location | 53.776°, -163.949° – 125 km SSW of False Pass, Alaska |
| Depth | 10.0 km |
| Felt reports | 0 |
| Max. estimated intensity (MMI) | 2.0 |
| USGS event | us6000rg52 |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 5.5 | 88 km SE of Akutan, Alaska · PAGER green | Apr 25, 4:05 AM 175 d ago | 24 km | 12 reports |
| 5.4 | 93 km SE of False Pass, Alaska · PAGER green | Jul 14, 2:51 PM 94 d ago | 49 km | 7 reports |
| 5.2 | 105 km SSE of False Pass, Alaska | Jul 14, 8:12 AM 94 d ago | 35 km | 6 reports |
| 4.8 | 127 km S of False Pass, Alaska | Oct 1, 10:46 AM 15 d ago | 35 km | – |
| 4.8 | 201 km SE of Akutan, Alaska | Aug 27, 10:30 AM 50 d ago | 10 km | – |
| 4.7 | 144 km SE of Akutan, Alaska | Dec 7, 6:13 AM 313 d ago | 35 km | – |
| 4.6 | 85 km SSE of False Pass, Alaska | May 3, 3:20 PM 166 d ago | 41 km | 2 reports |
| 4.5 | 89 km S of False Pass, Alaska | Sep 11, 3:31 AM 36 d ago | 50 km | – |
| 4.5 | 66 km SW of False Pass, Alaska | Feb 14, 4:28 AM 244 d ago | 80 km | 1 report |
| 4.4 | 82 km SE of Akutan, Alaska | Apr 26, 12:26 AM 174 d ago | 42 km | 1 report |
| 4.4 | 140 km SE of Akutan, Alaska | Nov 25, 9:20 AM 325 d ago | 17 km | – |
| 4.3 | 70 km SSE of Akutan, Alaska | Aug 20, 9:11 PM 57 d ago | 50 km | – |
About this earthquake
How strong was the 125 km SSW of False Pass, Alaska earthquake?
Magnitude 4.0 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 10 km. Strongest estimated shaking: intensity 2.0 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.
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.