18 Sept 2026, 04:27 UTC · Sep 18, 12:27 AM ET
M3.1 earthquake Rat Islands, Aleutian Islands, Alaska
A magnitude 3.1 earthquake struck Rat Islands, Aleutian Islands, Alaska at Sep 18, 12:27 AM ET, 52 km deep, minor – felt by people near the epicenter.
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under 33–44–55–66+
| Magnitude | 3.1 ml |
| Time | 18 Sept 2026, 04:27 UTC |
| Location | 51.413°, 178.530° – Rat Islands, Aleutian Islands, Alaska |
| Depth | 52.3 km |
| Felt reports | 0 |
| USGS event | us6000tx0b |
Within 100 km
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 6.1 | Rat Islands, Aleutian Islands, Alaska | May 9, 12:42 AM 161 d ago | 16 km | – |
| 5.8 | 296 km WSW of Adak, Alaska · PAGER green | May 9, 12:42 AM 161 d ago | 37 km | – |
| 5.5 | Rat Islands, Aleutian Islands, Alaska · PAGER green | Dec 13, 5:51 AM 307 d ago | 108 km | – |
| 4.9 | Rat Islands, Aleutian Islands, Alaska | Feb 14, 2:10 AM 245 d ago | 117 km | – |
| 4.7 | 295 km WSW of Adak, Alaska | May 8, 4:03 PM 161 d ago | 35 km | – |
| 4.7 | 294 km WSW of Adak, Alaska | Apr 20, 5:54 AM 179 d ago | 35 km | – |
| 4.7 | Rat Islands, Aleutian Islands, Alaska | Dec 8, 11:29 PM 312 d ago | 19 km | – |
| 4.6 | Rat Islands, Aleutian Islands, Alaska | Sep 27, 3:48 AM 20 d ago | 47 km | – |
| 4.6 | Rat Islands, Aleutian Islands, Alaska | May 27, 1:57 AM 143 d ago | 28 km | – |
| 4.5 | Rat Islands, Aleutian Islands, Alaska | Apr 4, 5:39 AM 195 d ago | 22 km | – |
| 4.5 | Rat Islands, Aleutian Islands, Alaska | Nov 2, 3:19 PM 348 d ago | 42 km | – |
| 4.4 | 275 km W of Adak, Alaska | Oct 11, 8:16 AM 5 d ago | 95 km | – |
FAQ
About this earthquake
How strong was the Rat Islands, Aleutian Islands, Alaska earthquake?
Magnitude 3.1 (ml), minor – felt by people near the epicenter. Depth 52 km.
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.
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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.