Earthquake · Reviewed by USGS
M4.3 earthquake 52 km ESE of Londres, Argentina
A magnitude 4.3 earthquake struck 52 km ESE of Londres, Argentina at Dec 30, 2025, 13:20 UTC, at a depth of 153 km. The epicentre was 49 km (30 mi) SE of Belen.
Details
| Magnitude | 4.3 mb |
|---|---|
| Time | Dec 30, 2025, 13:20 UTC |
| Depth | 153.3 km |
| Coordinates | -27.965, -66.679 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 4.6 | 42 km ESE of Tinogasta, Argentina | 52 km / 32 mi | depth 126 km | |
| 4.3 | 7 km SSW of Fiambalá, Argentina | 100 km / 62 mi | depth 140 km | |
| 4.6 | 54 km SE of Londres, Argentina | 3 km / 2 mi | depth 156 km | |
| 4.3 | 20 km NNE of Fiambalá, Argentina | 96 km / 59 mi | depth 168 km | |
| 4.5 | 6 km NNE of Mutquín, Argentina | 66 km / 41 mi | depth 10 km | |
| 4.5 | 42 km SW of Andalgalá, Argentina | 14 km / 9 mi | depth 157 km | |
| 4.2 | 53 km SSW of Andalgalá, Argentina | 9 km / 6 mi | depth 158 km | |
| 4.2 | 34 km SE of Londres, Argentina | 19 km / 12 mi | depth 183 km | |
| 4.5 | 20 km SE of Londres, Argentina | 32 km / 20 mi | depth 179 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.