M5.6 earthquake 91 km SW of Tamarindo, Costa Rica
A magnitude 5.6 earthquake struck 91 km SW of Tamarindo, Costa Rica at Sep 30, 5:55 PM ET, 8 km deep, moderate – felt widely, some damage to weak buildings. 4 people reported feeling it.
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| Magnitude | 5.6 mww |
| Time | 30 Sept 2026, 21:55 UTC |
| Location | 9.778°, -86.486° – 91 km SW of Tamarindo, Costa Rica |
| Depth | 8.0 km |
| Felt reports | 4 |
| Max. estimated intensity (MMI) | 3.9 |
| PAGER alert | green |
| USGS event | us6000tymj |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 5.7 | 72 km SW of Tamarindo, Costa Rica · PAGER green | Apr 15, 2:56 AM 185 d ago | 17 km | 36 reports |
| 4.6 | 88 km WNW of Tamarindo, Costa Rica | Sep 22, 7:56 AM 389 d ago | 10 km | – |
| 4.5 | 23 km WSW of Tamarindo, Costa Rica | Mar 8, 1:42 PM 222 d ago | 10 km | – |
| 4.5 | 13 km WNW of Tamarindo, Costa Rica | Mar 7, 6:10 AM 223 d ago | 10 km | – |
| 4.4 | 49 km NW of Tamarindo, Costa Rica | May 27, 1:10 PM 142 d ago | 45 km | – |
| 4.3 | 85 km W of Tamarindo, Costa Rica | Oct 3, 6:47 AM 378 d ago | 20 km | – |
| 4.1 | 55 km WNW of Tamarindo, Costa Rica | Jun 24, 2:38 PM 114 d ago | 10 km | – |
About this earthquake
How strong was the 91 km SW of Tamarindo, Costa Rica earthquake?
Magnitude 5.6 (mww), moderate – felt widely, some damage to weak buildings. Depth 8 km. Strongest estimated shaking: intensity 3.9 on the Modified Mercalli scale.
Was it felt?
4 people reported feeling it to the USGS "Did You Feel It?" survey; the highest reported intensity was 2.0.
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.