This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.7 MLv |
| Local datetime | 1981/03/18 14:54 |
| Universal datetime | 1981/03/18 13:54 |
| Latitude | 45.96 ° ± 3 km |
| Longitude | -1.28 ° ± 7 km |
| Depth | 5 km (operator assigned) ± 0.0 km |
Have you felt an earthquake ?
You can participate to science by bringing your testimony.
Testify !Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
La Rochelle 
|
24 | 75735 |
| Rochefort
|
24 | 24151 |
| Royan
|
42 | 18398 |
| Aytré
|
23 | 8725 |
| Périgny
|
27 | 8428 |
| Tonnay-Charente
|
31 | 8010 |
| Saujon
|
41 | 7165 |
| Lagord
|
27 | 7048 |
| Surgères
|
44 | 6807 |
| Saint-Pierre-d'Oléron
|
3 | 6743 |
| Marennes-Hiers-Brouage
|
21 | 6252 |
| Puilboreau
|
28 | 6182 |
| Châtelaillon-Plage
|
20 | 5846 |
| Nieul-sur-Mer
|
29 | 5759 |
| Dompierre-sur-Mer
|
30 | 5482 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 1.2 |
| Azimuthal gap | |
| Number of stations used | 13 |
| Number of phases used | 9 |
Webservices
The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :
Phases
| Network | Station | Phase | Time | Residual (s) | Azimuth (°) | Distance (°) | Mode |
|---|---|---|---|---|---|---|---|
| RD | MFF | Pg | 13:54:21.50 | 1.87 | 50 | 1.02 | Manual |
| RD | MFF | Sg | 13:54:34.80 | 1 | 50 | 1.02 | Manual |
| RD | LFF | Pg | 13:54:33.59 | 0.09 | 125 | 1.75 | Manual |
| RD | LFF | Sg | 13:54:57.40 | -0.43 | 125 | 1.75 | Manual |
| RD | LSF | Sg | 13:55:04.90 | -0.27 | 81 | 1.98 | Manual |
| RD | RJF | Pg | 13:54:40.0 | 0.49 | 108 | 2.07 | Manual |
| RD | RJF | Sg | 13:55:07.0 | -1.22 | 108 | 2.07 | Manual |
| RD | LPF | Pg | 13:54:40.20 | 0.57 | 4 | 2.08 | Manual |
| RD | LPF | Sg | 13:55:06.20 | -2.23 | 4 | 2.08 | Manual |