Preliminary earthquake data and analysis
| Event ID | 1442689 |
|---|---|
| Event time | 2025-08-28 00:13:16 (UTC) |
| Local time | 2025-08-27 16:13:16 - [It was afternoon in the affected area.] |
| Last update | 2025-08-28 00:28:47 (UTC) |
| Magnitude | 3.6 |
| Depth | 21 km |
| Class | Minor |
| Hypocenter | Shallow depth |
| Mercalli scale | 2 |
| Possible effects | A few people might notice movement if they are at rest and/or on the upper floors of tall buildings. |
| Data status | |
| Data provider | EMSC |
| Continent | Pacific Ocean - West |
|---|---|
| Country | Philippines |
| Administration area | Ilocos |
| Nearest settlement | Davila |
| Distance | 35 km |
| Course | NE |
| Surface type | underwater quake |
| Tsunami region | North Pacific |
| Water surface name | South China Sea |
According to the epicenter of the quake, this is an underwater quake.