M3.7 earthquake 4 km WSW of Houston, Alaska
A magnitude 3.7 earthquake struck 4 km WSW of Houston, Alaska at Oct 9, 5:24 AM ET, 38 km deep, minor – felt by people near the epicenter. 110 people reported feeling it.
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| Magnitude | 3.7 ml |
| Time | 9 Oct 2025, 09:24 UTC |
| Location | 61.610°, -149.889° – 4 km WSW of Houston, Alaska |
| Depth | 38.1 km |
| Felt reports | 110 |
| Max. estimated intensity (MMI) | 3.1 |
| USGS event | ak025cyj1y8u |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 6.0 | 12 km WNW of Susitna, Alaska · tsunami flag · PAGER green | Nov 27, 12:11 PM 323 d ago | 69 km | 7,198 reports |
| 4.8 | 11 km WNW of Beluga, Alaska · PAGER green | Nov 22, 10:38 AM 328 d ago | 81 km | 763 reports |
| 4.6 | 8 km NNW of Meadow Lakes, Alaska · tsunami flag · PAGER green | Feb 10, 3:42 PM 248 d ago | 30 km | 740 reports |
| 4.6 | 14 km SE of Skwentna, Alaska · PAGER green | Oct 24, 4:03 PM 357 d ago | 67 km | 667 reports |
| 4.4 | 46 km NNW of Beluga, Alaska · tsunami flag · PAGER green | Feb 4, 10:24 AM 254 d ago | 101 km | 86 reports |
| 4.2 | 27 km WNW of Hope, Alaska · PAGER green | Jun 27, 1:25 AM 112 d ago | 48 km | 983 reports |
| 4.1 | 34 km ESE of Skwentna, Alaska · PAGER green | Jan 17, 9:45 PM 272 d ago | 68 km | 95 reports |
| 4.0 | 19 km WSW of Trapper Creek, Alaska | Feb 18, 9:11 PM 240 d ago | 10 km | 41 reports |
| 3.9 | 1 km WSW of Hope, Alaska | Aug 22, 3:42 AM 56 d ago | 31 km | 273 reports |
| 3.8 | 9 km N of Susitna, Alaska | Jun 7, 6:12 PM 131 d ago | 31 km | 117 reports |
| 3.8 | 27 km SW of Petersville, Alaska | May 14, 11:50 AM 155 d ago | 82 km | 2 reports |
| 3.8 | 8 km E of Susitna North, Alaska | Nov 10, 2:23 AM 341 d ago | 40 km | 14 reports |
About this earthquake
How strong was the 4 km WSW of Houston, Alaska earthquake?
Magnitude 3.7 (ml), minor – felt by people near the epicenter. Depth 38 km. Strongest estimated shaking: intensity 3.1 on the Modified Mercalli scale.
Was it felt?
110 people reported feeling it to the USGS "Did You Feel It?" survey; the highest reported intensity was 3.4.
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.