| Type | Earthquake |
|---|---|
| Status | Historical |
| Name | Pacific-Antarctic Ridge |
| Date | 2025/12/04 |
| Time | 03:12 |
| Country | Antarctica |
| Origin | 55.3756000, -128.1136000 |
| Hazard Map | ShakeMap (XML, Gzipped), 2025/12/05 04:28:43 |
| Moment Magnitude | 5.5 |
| Energy Magnitude | 5.4361 |
| Focal Depth | 10 km |
| Tectonic Setting | Active Shallow |
| Seismic Moment | 1.9953·1024 dyn·cm (1.9953·1017 J) |
| Radiated Seismic Energy | 3192419703950 J |
| Access | Public |
| No | Time | Epicenter | Focal Depth | Magnitude | Catalog |
|---|---|---|---|---|---|
| 1. | 03:12:08 | 55.4261000, -127.8449000 | 10 km | 5.5 Mw | USGS |
| 2. | 03:12:08 | 55.3756000, -128.1136000 | 10 km | 5.5 Mw | USGS |
| No | Date |
|---|---|
| 1. | 2025/12/05 04:28:43 |
| 2. | 2025/12/04 06:28:55 |
| 3. | 2025/12/04 04:28:35 |
Risk Assessment | Natural Hazards | Industrial Plants | Scientific | Users |