M3.6 earthquake 55 km SE of Chignik, Alaska
A magnitude 3.6 earthquake struck 55 km SE of Chignik, Alaska at Sep 20, 1:10 PM ET, 34 km deep, minor – felt by people near the epicenter.
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| Magnitude | 3.6 ml |
| Time | 20 Sept 2026, 17:10 UTC |
| Location | 55.946°, -157.772° – 55 km SE of Chignik, Alaska |
| Depth | 33.7 km |
| Felt reports | 0 |
| Max. estimated intensity (MMI) | 2.5 |
| USGS event | aka2026srgcdi |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 4.6 | 114 km E of Chignik, Alaska | Sep 24, 3:05 AM 388 d ago | 45 km | 2 reports |
| 4.4 | 71 km ESE of Chignik, Alaska | Dec 3, 8:17 AM 317 d ago | 9 km | 2 reports |
| 4.4 | 100 km SE of Chignik, Alaska | Nov 12, 9:37 AM 338 d ago | 29 km | – |
| 4.3 | 120 km E of Chignik, Alaska | Nov 23, 7:53 AM 327 d ago | 31 km | – |
| 4.0 | 119 km E of Chignik, Alaska | Sep 15, 10:32 AM 31 d ago | 18 km | – |
| 3.9 | 125 km SE of Perryville, Alaska | Aug 29, 6:38 PM 48 d ago | 118 km | – |
| 3.9 | 85 km ESE of Chignik, Alaska | Aug 8, 9:57 PM 69 d ago | 47 km | – |
| 3.6 | 15 km NNW of Chignik Lagoon, Alaska | Aug 2, 5:05 AM 75 d ago | 5 km | 2 reports |
| 3.5 | 150 km SE of Chignik, Alaska | Oct 12, 7:23 PM 4 d ago | 7 km | – |
| 3.5 | 54 km SE of Perryville, Alaska | Aug 16, 4:05 AM 62 d ago | 42 km | – |
| 3.4 | 92 km SE of Perryville, Alaska | Oct 15, 10:12 PM 19 h ago | 5 km | – |
| 3.4 | 86 km ENE of Chignik, Alaska | Aug 2, 6:03 PM 75 d ago | 69 km | – |
About this earthquake
How strong was the 55 km SE of Chignik, Alaska earthquake?
Magnitude 3.6 (ml), minor – felt by people near the epicenter. Depth 34 km. Strongest estimated shaking: intensity 2.5 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.