Earthquake · Reviewed by USGS

M4.6 earthquake 8 km SE of San Marcos, Mexico

A magnitude 4.6 earthquake struck 8 km SE of San Marcos, Mexico at Jan 2, 2026, 15:37 UTC, at a depth of 10 km. The epicentre was 34 km (21 mi) SW of Ayutla de los Libres. 4 people reported feeling it to USGS.

Details

Magnitude	4.6 mb
Time	Jan 2, 2026, 15:37 UTC
Depth	10.0 km
Coordinates	16.752, -99.325
Felt reports	4
Tsunami flag	None
Source	USGS event page

Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Nearby

Nearest cities

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
4.1	6 km NNW of Cuajinicuilapa, Mexico	99 km / 61 mi	depth 32 km	Sep 24, 03:28 UTC
4.8	44 km SW of Copala, Mexico	45 km / 28 mi	depth 10 km	Sep 6, 18:46 UTC
4.2	3 km ESE of San Cristóbal, Mexico	84 km / 52 mi	depth 35 km	Jul 31, 09:41 UTC
5.1	2 km S of Cerro de Piedra, Mexico	33 km / 20 mi	depth 10 km	Jun 13, 18:20 UTC
4.5	4 km SE of San Andrés Playa Encantada (El Podrido), Mexico	31 km / 19 mi	depth 10 km	Jun 10, 23:36 UTC
5.2	3 km SW of Acatepec, Mexico	93 km / 58 mi	depth 23 km	Jun 5, 20:55 UTC
5.1	13 km SW of San Nicolás, Mexico	89 km / 55 mi	depth 10 km	Mar 28, 12:57 UTC
4.7	28 km SW of Santiago Tepextla, Mexico	97 km / 60 mi	depth 10 km	Mar 28, 12:29 UTC
4.5	3 km W of Montecillos, Mexico	94 km / 58 mi	depth 10 km	Mar 28, 06:29 UTC
4.5	8 km NNE of Marquelia, Mexico	58 km / 36 mi	depth 35 km	Mar 11, 16:24 UTC
4.4	7 km E of Barra de Tecoanapa, Mexico	75 km / 47 mi	depth 35 km	Feb 27, 05:19 UTC
4.1	9 km S of San Marcos, Mexico	8 km / 5 mi	depth 19 km	Feb 10, 05:44 UTC
4.3	2 km N of Apantla, Mexico	39 km / 24 mi	depth 38 km	Jan 24, 22:01 UTC
4.9	5 km WSW of San Marcos, Mexico	12 km / 8 mi	depth 10 km	Jan 16, 06:42 UTC
4.4	22 km S of Barra de Tecoanapa, Mexico	79 km / 49 mi	depth 14 km	Jan 5, 08:38 UTC
4.2	4 km ESE of Campanario, Mexico	23 km / 14 mi	depth 10 km	Jan 4, 13:54 UTC
4.0	7 km SE of San Andrés Playa Encantada (El Podrido), Mexico	29 km / 18 mi	depth 10 km	Jan 4, 02:22 UTC
4.0	9 km S of Llano de la Puerta, Mexico	24 km / 15 mi	depth 10 km	Jan 3, 04:42 UTC
4.5	2 km N of San Marcos, Mexico	10 km / 6 mi	depth 10 km	Jan 2, 17:00 UTC
4.3	10 km SSW of San Marcos, Mexico	12 km / 8 mi	depth 10 km	Jan 2, 15:34 UTC
4.3	7 km NE of El Cortés, Mexico	17 km / 11 mi	depth 10 km	Jan 2, 14:17 UTC
6.5	0 km W of San Marcos, Mexico	9 km / 6 mi	depth 18 km	Jan 2, 13:58 UTC

USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.