Earthquake · Mexico
M6.5 earthquake near San Marcos, Mexico
A magnitude 6.5 earthquake struck 0 km W of San Marcos, Mexico on 2 January 2026 at 13:58 UTC, at a depth of 18 km.
- Magnitude
- 6.5 mww
- When
- 2 January 2026, 13:58 UTC
- Depth
- 18 km
- Location
- 16.80° N, 99.39° W
- Strongest shaking (estimated)
- Intensity VII (very strong)
- Felt reports
- 528 people told USGS they felt it
- USGS PAGER alert
- Yellow
- Tsunami
- The USGS flagged it for possible tsunami. Check the official warning centres
- Source
- USGS event page
What it means
A magnitude 6.5 is a strong earthquake; there are about 130 a year worldwide, and they can cause damage in populated areas near the epicentre. At 18 km deep it was a shallow earthquake, which usually means stronger shaking near the epicentre.
The magnitude may be revised as more data comes in. Read Earthquake magnitude explained for what the numbers mean.
Aftershocks
10 earthquakes of magnitude 4 or more within 150 km in the 30 days after; the largest was a magnitude 4.9.
| Mag | Where | When (UTC) |
|---|---|---|
| 4.9 | 5 km WSW of San Marcos, Mexico | 16 January 2026, 06:42 |
| 4.6 | 8 km SE of San Marcos, Mexico | 2 January 2026, 15:37 |
| 4.5 | 2 km N of San Marcos, Mexico | 2 January 2026, 17:00 |
| 4.4 | 22 km S of Barra de Tecoanapa, Mexico | 5 January 2026, 08:38 |
| 4.3 | 7 km NE of El Cortés, Mexico | 2 January 2026, 14:17 |
| 4.3 | 10 km SSW of San Marcos, Mexico | 2 January 2026, 15:34 |
| 4.3 | 2 km N of Apantla, Mexico | 24 January 2026, 22:01 |
| 4.2 | 4 km ESE of Campanario, Mexico | 4 January 2026, 13:54 |
| 4.0 | 9 km S of Llano de la Puerta, Mexico | 3 January 2026, 04:42 |
| 4.0 | 7 km SE of San Andrés Playa Encantada (El Podrido), Mexico | 4 January 2026, 02:22 |
Near the coast, strong or long shaking can be followed by a tsunami: see Tsunami warning signs.
Not an official warning service. In an emergency, follow your local authorities.