This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 3.2 MLv |
| Local datetime | 1997/08/22 23:05 |
| Universal datetime | 1997/08/22 21:05 |
| Latitude | 46.56 ° ± 2 km |
| Longitude | -1.85 ° ± 3 km |
| Depth | 5 km (operator assigned) ± 0.0 km |
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Testify !Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
La Roche-sur-Yon 
|
36 | 54372 |
| Les Sables-d'Olonne
|
8 | 44017 |
| Challans
|
31 | 20622 |
| Saint-Hilaire-de-Riez
|
22 | 11169 |
| Luçon
|
54 | 9540 |
| Aizenay
|
26 | 9510 |
| Saint-Jean-de-Monts
|
31 | 8634 |
| Le Poiré-sur-Vie
|
35 | 8509 |
| Talmont-Saint-Hilaire
|
19 | 7657 |
| Saint-Gilles-Croix-de-Vie
|
15 | 7655 |
| Machecoul-Saint-Même
|
49 | 7473 |
| Aubigny-Les Clouzeaux
|
29 | 6571 |
| Bellevigny
|
42 | 6005 |
| La Ferrière
|
43 | 5255 |
| Les Achards
|
15 | 5063 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 1 |
| Azimuthal gap | |
| Number of stations used | 20 |
| Number of phases used | 21 |
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 | 21:06:16.29 | 0.58 | 87 | 1.18 | Manual |
| RD | MFF | Sg | 21:06:32.70 | 0.61 | 87 | 1.18 | Manual |
| RD | QUIF | Pn | 21:06:21.30 | -0.25 | 327 | 1.63 | Manual |
| RD | QUIF | Pg | 21:06:24.30 | 0.08 | 327 | 1.63 | Manual |
| RD | QUIF | Sg | 21:06:46.0 | -0.83 | 327 | 1.63 | Manual |
| RD | SGMF | Pn | 21:06:23.80 | 0.4 | 344 | 1.76 | Manual |
| RD | SGMF | Pg | 21:06:27.50 | 0.72 | 344 | 1.76 | Manual |
| RD | SGMF | Sg | 21:06:50.90 | -0.36 | 344 | 1.76 | Manual |
| RD | GRR | Pg | 21:06:30.60 | 0.27 | 20 | 1.95 | Manual |
| RD | GRR | Sg | 21:06:57.20 | -0.18 | 20 | 1.95 | Manual |
| RD | ROSF | Pn | 21:06:27.40 | 0.46 | 332 | 2.03 | Manual |
| RD | ROSF | Pg | 21:06:31.40 | -0.32 | 332 | 2.03 | Manual |
| RD | ROSF | Sg | 21:06:59.10 | -0.69 | 332 | 2.03 | Manual |
| RD | LDF | Pn | 21:06:32.30 | 0.97 | 29 | 2.35 | Manual |
| RD | LDF | Pg | 21:06:39.9 | 1.28 | 29 | 2.35 | Manual |
| RD | LDF | Sg | 21:07:09.20 | -1.15 | 29 | 2.35 | Manual |
| RD | FLN | Pn | 21:06:32.80 | 0.88 | 22 | 2.39 | Manual |
| RD | FLN | Pg | 21:06:40.20 | 1.58 | 22 | 2.39 | Manual |
| RD | FLN | Sg | 21:07:10.10 | -1.66 | 22 | 2.39 | Manual |
| RD | LFF | Pg | 21:06:38.80 | -0.55 | 131 | 2.43 | Manual |
| RD | LFF | Sg | 21:07:11.20 | -1.81 | 131 | 2.43 | Manual |