M3.3 earthquake Rat Islands, Aleutian Islands, Alaska
A magnitude 3.3 earthquake struck Rat Islands, Aleutian Islands, Alaska at Sep 4, 12:33 PM ET, 10 km deep, minor – felt by people near the epicenter.
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| Magnitude | 3.3 ml |
| Time | 4 Sept 2026, 16:33 UTC |
| Location | 50.170°, 179.422° – Rat Islands, Aleutian Islands, Alaska |
| Depth | 10.0 km |
| Felt reports | 0 |
| Max. estimated intensity (MMI) | 1.5 |
| USGS event | us7000tecs |
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 | – |
| 4.7 | 295 km WSW of Adak, Alaska | May 8, 4:03 PM 161 d ago | 35 km | – |
| 4.6 | Rat Islands, Aleutian Islands, Alaska | Sep 27, 3:48 AM 20 d ago | 47 km | – |
| 4.4 | 282 km WSW of Adak, Alaska | Sep 26, 1:01 PM 20 d ago | 10 km | – |
| 4.4 | 255 km WSW of Adak, Alaska | Mar 5, 7:59 AM 225 d ago | 10 km | – |
| 4.3 | 293 km WSW of Adak, Alaska · PAGER green | May 10, 3:28 AM 160 d ago | 25 km | – |
| 4.0 | Rat Islands, Aleutian Islands, Alaska | Aug 19, 10:45 PM 58 d ago | 10 km | – |
| 4.0 | 294 km WSW of Adak, Alaska | Jan 29, 7:56 AM 260 d ago | 10 km | – |
| 3.9 | 299 km WSW of Adak, Alaska | May 12, 11:37 PM 157 d ago | 29 km | – |
| 3.9 | Rat Islands, Aleutian Islands, Alaska | Mar 4, 1:08 AM 227 d ago | 10 km | – |
| 3.9 | 249 km WSW of Adak, Alaska | Feb 23, 5:58 AM 235 d ago | 9 km | – |
About this earthquake
How strong was the Rat Islands, Aleutian Islands, Alaska earthquake?
Magnitude 3.3 (ml), minor – felt by people near the epicenter. Depth 10 km. Strongest estimated shaking: intensity 1.5 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.