Earthquake · Reviewed by USGS
M4.1 earthquake 78 km SW of Challapata, Bolivia
A magnitude 4.1 earthquake struck 78 km SW of Challapata, Bolivia at Dec 1, 2025, 01:37 UTC, at a depth of 228 km. The epicentre was 133 km (82 mi) SSW of Llallagua.
Details
| Magnitude | 4.1 mb |
|---|---|
| Time | Dec 1, 2025, 01:37 UTC |
| Depth | 227.8 km |
| Coordinates | -19.418, -67.276 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 4.5 | 62 km WNW of Colchani, Bolivia | 67 km / 42 mi | depth 193 km | |
| 4.2 | 34 km SW of Totoral, Bolivia | 84 km / 52 mi | depth 251 km | |
| 4.3 | 32 km SSW of Challapata, Bolivia | 51 km / 32 mi | depth 268 km | |
| 4.2 | 75 km S of Challapata, Bolivia | 60 km / 37 mi | depth 258 km | |
| 4.6 | 92 km E of Colchane, Chile | 52 km / 32 mi | depth 10 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.