This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.9 MLv |
| Local datetime | 1991/05/02 20:28 |
| Universal datetime | 1991/05/02 18:28 |
| Latitude | 47.00 ° ± 2 km |
| Longitude | -1.85 ° ± 9 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 |
|---|---|---|
Couëron 
|
27 | 21372 |
| Challans
|
18 | 20622 |
| Bouguenais
|
26 | 19331 |
| Pornic
|
21 | 15018 |
| Saint-Philbert-de-Grand-Lieu
|
16 | 8921 |
| Saint-Jean-de-Monts
|
27 | 8634 |
| Bouaye
|
21 | 7844 |
| Machecoul-Saint-Même
|
2 | 7473 |
| Sainte-Pazanne
|
10 | 6774 |
| Chaumes-en-Retz
|
17 | 6759 |
| La Montagne
|
24 | 6231 |
| Pont-Saint-Martin
|
26 | 6037 |
| Saint-Jean-de-Boiseau
|
24 | 5827 |
| La Chevrolière
|
22 | 5589 |
| Le Pellerin
|
25 | 5100 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.8 |
| Azimuthal gap | |
| Number of stations used | 15 |
| 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 | LPF | Pg | 18:29:14.20 | 0.88 | 28 | 1.17 | Manual |
| RD | LPF | Sg | 18:29:30.60 | 0.96 | 28 | 1.17 | Manual |
| RD | MFF | Pg | 18:29:14.40 | -0.19 | 108 | 1.24 | Manual |
| RD | MFF | Sg | 18:29:32.9 | 0.26 | 108 | 1.24 | Manual |
| RD | GRR | Sg | 18:29:42.10 | 0.31 | 25 | 1.54 | Manual |
| RD | LDF | Pg | 18:29:28.0 | -0.53 | 36 | 1.98 | Manual |
| RD | LDF | Sg | 18:29:55.40 | -0.55 | 36 | 1.98 | Manual |
| RD | FLN | Pg | 18:29:28.50 | -0.31 | 27 | 1.99 | Manual |
| RD | FLN | Sg | 18:29:55.80 | -0.63 | 27 | 1.99 | Manual |