Earthquake · Reviewed by USGS
M4.0 earthquake 45 km SE of San Agustín de Valle Fértil, Argentina
A magnitude 4.0 earthquake struck 45 km SE of San Agustín de Valle Fértil, Argentina at Oct 9, 2025, 04:10 UTC, at a depth of 40 km. The epicentre was 141 km (87 mi) NE of Caucete.
Details
| Magnitude | 4.0 mwr |
|---|---|
| Time | Oct 9, 2025, 04:10 UTC |
| Depth | 40.0 km |
| Coordinates | -30.892, -67.099 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 4.1 | 108 km E of Caucete, Argentina | 84 km / 52 mi | depth 144 km | |
| 4.5 | 108 km WNW of Candelaria, Argentina | 78 km / 48 mi | depth 123 km | |
| 4.6 | 108 km WNW of Candelaria, Argentina | 79 km / 49 mi | depth 127 km | |
| 5.1 | 113 km WNW of Candelaria, Argentina | 78 km / 48 mi | depth 131 km | |
| 4.6 | 68 km S of San Agustín de Valle Fértil, Argentina | 60 km / 37 mi | depth 10 km | |
| 4.5 | 58 km ENE of Caucete, Argentina | 84 km / 52 mi | depth 10 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.