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M4.5 earthquake 29 km NE of San Martín, Argentina

A magnitude 4.5 earthquake struck 29 km NE of San Martín, Argentina at Oct 23, 2025, 21:22 UTC, at a depth of 110 km. The epicentre was 31 km (19 mi) NE of Villa General San Martin. 1 people reported feeling it to USGS.

Details

Magnitude4.5 mb
TimeOct 23, 2025, 21:22 UTC
Depth109.6 km
Coordinates-31.242, -68.287
Felt reports1
Tsunami flagNone
SourceUSGS 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
MagnitudeLocationDistanceDepthTime
4.430 km NW of Albardón, Argentina42 km / 26 midepth 103 km
4.425 km N of San Martín, Argentina17 km / 10 midepth 108 km
4.117 km E of Calingasta, Argentina92 km / 57 midepth 117 km
4.117 km S of Caucete, Argentina63 km / 39 midepth 117 km
4.431 km ENE of Caucete, Argentina43 km / 27 midepth 115 km
4.323 km NNE of San Martín, Argentina11 km / 7 midepth 114 km
3.922 km SW of Pocito, Argentina78 km / 49 midepth 10 km
4.335 km NW of Albardón, Argentina49 km / 30 midepth 126 km
3.319 km ESE of Calingasta, Argentina91 km / 57 midepth 123 km
4.619 km W of Villa Basilio Nievas, Argentina70 km / 43 midepth 108 km
4.435 km NW of Villa Basilio Nievas, Argentina64 km / 40 midepth 100 km
4.668 km S of San Agustín de Valle Fértil, Argentina68 km / 42 midepth 10 km
4.558 km ENE of Caucete, Argentina56 km / 35 midepth 10 km
4.361 km NE of Calingasta, Argentina70 km / 44 midepth 112 km
4.156 km NE of Calingasta, Argentina81 km / 50 midepth 115 km
4.739 km NNW of Villa Basilio Nievas, Argentina62 km / 38 midepth 117 km
4.535 km SW of Villa Basilio Nievas, Argentina90 km / 56 midepth 106 km

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