Earthquake · Reviewed by USGS
M4.0 earthquake 62 km WSW of San Antonio, Chile
A magnitude 4.0 earthquake struck 62 km WSW of San Antonio, Chile at Aug 27, 2025, 11:41 UTC, at a depth of 28 km. The epicentre was 63 km (39 mi) WSW of San Antonio.
Details
| Magnitude | 4.0 mb |
|---|---|
| Time | Aug 27, 2025, 11:41 UTC |
| Depth | 28.1 km |
| Coordinates | -33.832, -72.222 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 4.2 | 50 km W of Valparaíso, Chile | 86 km / 53 mi | depth 19 km | |
| 4.8 | 23 km SW of San Antonio, Chile | 40 km / 25 mi | depth 34 km | |
| 5.2 | 69 km SW of San Antonio, Chile | 18 km / 11 mi | depth 19 km | |
| 4.4 | 57 km WSW of San Antonio, Chile | 7 km / 5 mi | depth 27 km | |
| 3.9 | 89 km WSW of Valparaíso, Chile | 66 km / 41 mi | depth 10 km | |
| 4.4 | 36 km W of Cartagena, Chile | 39 km / 25 mi | depth 24 km | |
| 4.4 | 57 km WSW of Valparaíso, Chile | 60 km / 37 mi | depth 18 km | |
| 4.2 | 57 km WSW of Valparaíso, Chile | 60 km / 37 mi | depth 20 km | |
| 4.6 | 45 km W of Santa Cruz, Chile | 98 km / 61 mi | depth 41 km | |
| 4.1 | 56 km WSW of San Antonio, Chile | 8 km / 5 mi | depth 25 km | |
| 4.4 | 71 km WSW of San Antonio, Chile | 13 km / 8 mi | depth 24 km | |
| 4.0 | 69 km SW of San Antonio, Chile | 15 km / 9 mi | depth 24 km | |
| 4.1 | 69 km SW of San Antonio, Chile | 22 km / 13 mi | depth 22 km | |
| 4.2 | 67 km SW of San Antonio, Chile | 17 km / 11 mi | depth 22 km | |
| 4.1 | 50 km WSW of San Antonio, Chile | 14 km / 9 mi | depth 27 km | |
| 3.8 | 47 km SW of San Antonio, Chile | 22 km / 14 mi | depth 29 km | |
| 4.0 | 46 km SW of San Antonio, Chile | 21 km / 13 mi | depth 34 km | |
| 4.0 | 55 km SW of San Antonio, Chile | 12 km / 7 mi | depth 30 km | |
| 4.4 | 33 km WNW of Cartagena, Chile | 52 km / 32 mi | depth 32 km | |
| 4.4 | 5 km W of San Antonio, Chile | 58 km / 36 mi | depth 41 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.