This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 1.9 MLv |
| Local datetime | 1997/03/18 02:21 |
| Universal datetime | 1997/03/18 01:21 |
| Latitude | 47.25 ° ± 2 km |
| Longitude | -1.63 ° ± 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 |
|---|---|---|
Nantes 
|
7 | 309346 |
| Saint-Herblain
|
3 | 46268 |
| Rezé
|
10 | 41411 |
| Saint-Sébastien-sur-Loire
|
11 | 26838 |
| Orvault
|
3 | 26355 |
| Couëron
|
8 | 21372 |
| La Chapelle-sur-Erdre
|
8 | 19609 |
| Bouguenais
|
9 | 19331 |
| Treillières
|
8 | 9219 |
| Sautron
|
5 | 8192 |
| Bouaye
|
12 | 7844 |
| Saint-Étienne-de-Montluc
|
12 | 7129 |
| La Montagne
|
8 | 6231 |
| Vigneux-de-Bretagne
|
10 | 6030 |
| Saint-Jean-de-Boiseau
|
9 | 5827 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.9 |
| Azimuthal gap | |
| Number of stations used | 7 |
| Number of phases used | 8 |
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 | SGMF | Pg | 01:22:19.50 | 0.32 | 328 | 1.19 | Manual |
| RD | SGMF | Sg | 01:22:35.9 | -0.63 | 328 | 1.19 | Manual |
| RD | MFF | Pg | 01:22:20.29 | 0.83 | 122 | 1.2 | Manual |
| RD | MFF | Sg | 01:22:35.20 | -1.01 | 122 | 1.2 | Manual |
| RD | QUIF | Pg | 01:22:20.40 | 0.25 | 303 | 1.24 | Manual |
| RD | QUIF | Sg | 01:22:37.9 | -0.3 | 303 | 1.24 | Manual |
| RD | GRR | Pg | 01:22:21.30 | 0.87 | 24 | 1.25 | Manual |
| RD | GRR | Sg | 01:22:37.59 | -0.29 | 24 | 1.25 | Manual |