M4.0 earthquake 92 km WSW of Adak, Alaska
A magnitude 4.0 earthquake struck 92 km WSW of Adak, Alaska at Feb 11, 8:15 PM ET, 59 km deep, light – felt by most people nearby, rattling windows, rarely damage.
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| Magnitude | 4.0 mb |
| Time | 12 Feb 2026, 01:15 UTC |
| Location | 51.426°, -177.757° – 92 km WSW of Adak, Alaska |
| Depth | 58.8 km |
| Felt reports | 0 |
| Max. estimated intensity (MMI) | 3.1 |
| USGS event | us6000s8et |
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 328 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 |
| 5.1 | 149 km WSW of Adak, Alaska · tsunami flag | Sep 11, 6:47 AM 35 d ago | 37 km | – |
| 4.9 | 57 km SSE of Adak, Alaska | Dec 15, 1:03 PM 305 d ago | 42 km | 6 reports |
| 4.9 | 71 km SSW of Adak, Alaska | Oct 20, 2:45 PM 361 d ago | 37 km | 2 reports |
| 4.6 | 181 km WSW of Adak, Alaska | Apr 5, 5:19 AM 195 d ago | 35 km | – |
| 4.6 | 137 km SW of Adak, Alaska | Feb 17, 6:12 PM 241 d ago | 10 km | – |
| 4.5 | 27 km S of Adak, Alaska | Mar 24, 12:43 PM 206 d ago | 54 km | 1 report |
| 4.5 | 142 km WSW of Adak, Alaska | Jan 19, 7:32 PM 270 d ago | 35 km | – |
| 4.4 | 140 km WSW of Adak, Alaska | Nov 27, 11:32 PM 323 d ago | 48 km | – |
| 4.3 | 122 km SW of Adak, Alaska | Jul 11, 2:41 AM 98 d ago | 35 km | – |
| 4.3 | 124 km SW of Adak, Alaska | Nov 21, 1:49 PM 329 d ago | 46 km | – |
About this earthquake
How strong was the 92 km WSW of Adak, Alaska earthquake?
Magnitude 4.0 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 59 km. Strongest estimated shaking: intensity 3.1 on the Modified Mercalli scale.
Was it felt?
No felt reports have been submitted to the USGS so far.
Were there aftershocks?
1 earthquakes within 100 km in the following two weeks are in our records, the strongest M4.6.
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.