Type | Earthquake |
---|---|
Statut | Historique |
Nom | Southern Mid-Atlantic Ridge |
Date | 18/09/2017 |
Heure | 05:28 |
Pays | Saint Helena, Ascension and Tristan da Cunha |
Origine | 18.5458000, -12.6962000 |
Carte de risque | ShakeMap (XML, Gzippé), 14/10/2017 08:02:04 |
Moment Magnitude | 5.5 |
Body-wave Magnitude | 5.7 |
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 |
Accès | Public |
No | Heure | Epicentre | Profondeur focale | Magnitude | Catalogue |
---|---|---|---|---|---|
1. | 05:28:03 | 18.5262000, -12.7162000 | 10 km | 5.7 m<sub>b</sub> | USGS |
2. | 05:28:02 | 18.5458000, -12.6962000 | 10 km | 5.5 M<sub>w</sub> | USGS |
No | Date |
---|---|
1. | 14/10/2017 08:02:04 |
2. | 18/09/2017 07:30:12 |
3. | 18/09/2017 05:50:08 |
Évaluation des risques | Risques naturels | Installations industrielles | Scientifique | Utilisateurs |