Earthquake · Reviewed by USGS

M4.9 earthquake 39 km SSE of San Juan, Peru

A magnitude 4.9 earthquake struck 39 km SSE of San Juan, Peru at Jan 31, 2026, 01:09 UTC, at a depth of 30 km. The epicentre was 55 km (34 mi) S of Minas de Marcona.

Details

Magnitude	4.9 mb
Time	Jan 31, 2026, 01:09 UTC
Depth	30.3 km
Coordinates	-15.707, -75.068
Felt reports	0
Tsunami flag	None
Source	USGS event page

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

01 — Nearby

Nearest cities

Minas de Marcona55 km (34 mi)
Nazca98 km (61 mi)
Ica195 km (121 mi)
Pisco253 km (158 mi)
San Clemente255 km (158 mi)

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
4.6	50 km SW of Atiquipa, Peru	53 km / 33 mi	depth 26 km	Oct 25, 07:11 UTC
4.2	66 km SW of San Juan, Peru	59 km / 37 mi	depth 10 km	Jun 6, 04:24 UTC
4.6	61 km SW of San Juan, Peru	59 km / 37 mi	depth 10 km	Mar 20, 05:30 UTC
4.4	89 km SSW of San Juan, Peru	59 km / 37 mi	depth 10 km	Feb 22, 18:03 UTC

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