M3.7 earthquake 10 km SW of Gypsum, Kansas
A magnitude 3.7 earthquake struck 10 km SW of Gypsum, Kansas at Dec 8, 10:39 PM ET, 11 km deep, minor – felt by people near the epicenter. 140 people reported feeling it.
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| Magnitude | 3.7 mb_lg |
| Time | 9 Dec 2025, 03:39 UTC |
| Location | 38.633°, -97.501° – 10 km SW of Gypsum, Kansas |
| Depth | 11.4 km |
| Felt reports | 140 |
| Max. estimated intensity (MMI) | 4.2 |
| USGS event | us6000rtk6 |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 3.5 | 6 km E of Assaria, Kansas | Feb 25, 3:14 PM 233 d ago | 7 km | 43 reports |
| 3.4 | 7 km NE of Dorrance, Kansas | Oct 28, 11:46 PM 353 d ago | 5 km | 9 reports |
| 3.2 | 5 km NNW of Wilson, Kansas | Oct 29, 1:14 AM 353 d ago | 8 km | 10 reports |
| 3.1 | 5 km NNE of Wilson, Kansas | Oct 30, 6:16 PM 351 d ago | 6 km | 9 reports |
| 2.9 | 5 km SSW of Assaria, Kansas | Sep 16, 5:50 PM 30 d ago | 10 km | 18 reports |
| 2.9 | 7 km WSW of Gypsum, Kansas | Sep 22, 10:23 PM 389 d ago | 10 km | 10 reports |
| 2.8 | 6 km NW of Wilson, Kansas | Dec 4, 3:02 PM 316 d ago | 9 km | 6 reports |
| 2.8 | 4 km NNE of Wilson, Kansas | Nov 10, 6:53 PM 340 d ago | 10 km | – |
| 2.7 | 8 km NE of Dorrance, Kansas | Nov 19, 12:44 AM 332 d ago | 5 km | 5 reports |
| 2.7 | 4 km NW of Wilson, Kansas | Oct 29, 12:12 AM 353 d ago | 8 km | 4 reports |
| 2.7 | 7 km SE of Enterprise, Kansas | Oct 27, 5:56 AM 354 d ago | 5 km | – |
| 2.6 | 6 km NW of Ramona, Kansas | Dec 12, 9:49 PM 308 d ago | 5 km | 5 reports |
About this earthquake
How strong was the 10 km SW of Gypsum, Kansas earthquake?
Magnitude 3.7 (mb_lg), minor – felt by people near the epicenter. Depth 11 km. Strongest estimated shaking: intensity 4.2 on the Modified Mercalli scale.
Was it felt?
140 people reported feeling it to the USGS "Did You Feel It?" survey; the highest reported intensity was 5.3.
Were there aftershocks?
1 earthquakes within 100 km in the following two weeks are in our records, the strongest M2.6.
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.