M3.5 earthquake 46 km SSW of Adak, Alaska
A magnitude 3.5 earthquake struck 46 km SSW of Adak, Alaska at Sep 1, 3:56 AM ET, 29 km deep, minor – felt by people near the epicenter.
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| Magnitude | 3.5 ml |
| Time | 1 Sept 2026, 07:56 UTC |
| Location | 51.480°, -176.872° – 46 km SSW of Adak, Alaska |
| Depth | 28.5 km |
| Felt reports | 0 |
| Max. estimated intensity (MMI) | 2.9 |
| USGS event | us7000tdfn |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 5.5 | 67 km SSW of Adak, Alaska · PAGER green | Nov 23, 3:21 AM 327 d ago | 33 km | 3 reports |
| 5.5 | 122 km SW of Adak, Alaska · tsunami flag · PAGER green | Sep 21, 5:30 AM 390 d ago | 30 km | 4 reports |
| 5.3 | 39 km E of Adak, Alaska · tsunami flag | Jan 24, 4:25 PM 265 d ago | 61 km | 3 reports |
| 5.1 | 93 km SSE of Adak, Alaska | Jul 23, 9:03 PM 85 d ago | 10 km | – |
| 5.1 | 40 km E of Adak, Alaska | Feb 1, 7:43 AM 257 d ago | 62 km | 1 report |
| 4.9 | 43 km E of Adak, Alaska | May 27, 8:25 PM 142 d ago | 64 km | 1 report |
| 4.9 | 57 km SSE of Adak, Alaska | Dec 15, 1:03 PM 305 d ago | 42 km | 6 reports |
| 4.9 | 47 km SE of Adak, Alaska | Oct 25, 6:13 AM 356 d ago | 57 km | 1 report |
| 4.9 | 71 km SSW of Adak, Alaska | Oct 20, 2:45 PM 361 d ago | 37 km | 2 reports |
| 4.6 | 137 km SW of Adak, Alaska | Feb 17, 6:12 PM 241 d ago | 10 km | – |
| 4.5 | 92 km SSE of Adak, Alaska | Jun 4, 1:50 PM 134 d ago | 31 km | – |
| 4.5 | 27 km S of Adak, Alaska | Mar 24, 12:43 PM 206 d ago | 54 km | 1 report |
About this earthquake
How strong was the 46 km SSW of Adak, Alaska earthquake?
Magnitude 3.5 (ml), minor – felt by people near the epicenter. Depth 29 km. Strongest estimated shaking: intensity 2.9 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.