This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.9 MLv |
| Local datetime | 1981/12/16 02:02 |
| Universal datetime | 1981/12/16 01:02 |
| Latitude | 47.10 ° ± 3 km |
| Longitude | -1.57 ° ± 13 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 
|
15 | 309346 |
| Saint-Herblain
|
15 | 46268 |
| Rezé
|
9 | 41411 |
| Saint-Sébastien-sur-Loire
|
13 | 26838 |
| Vertou
|
10 | 24219 |
| Bouguenais
|
9 | 19331 |
| Basse-Goulaine
|
15 | 9036 |
| Saint-Philbert-de-Grand-Lieu
|
8 | 8921 |
| Les Sorinières
|
6 | 8541 |
| Bouaye
|
9 | 7844 |
| La Montagne
|
13 | 6231 |
| Pont-Saint-Martin
|
3 | 6037 |
| Saint-Jean-de-Boiseau
|
15 | 5827 |
| Haute-Goulaine
|
16 | 5764 |
| La Chevrolière
|
2 | 5589 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 1.1 |
| Azimuthal gap | |
| Number of stations used | 8 |
| 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 | 01:02:26.90 | 0.04 | 21 | 1 | Manual |
| RD | LPF | Sg | 01:02:42.50 | 1.72 | 21 | 1 | Manual |
| RD | MFF | Pg | 01:02:28.30 | -0.48 | 117 | 1.1 | Manual |
| RD | MFF | Sg | 01:02:44.50 | 0.39 | 117 | 1.1 | Manual |
| RD | GRR | Pg | 01:02:33.30 | -0.63 | 20 | 1.37 | Manual |
| RD | GRR | Sg | 01:02:52.80 | -0.24 | 20 | 1.37 | Manual |
| RD | SSC | Pg | 01:02:41.0 | -0.61 | 33 | 1.78 | Manual |
| RD | FLN | Pg | 01:02:43.80 | 1.52 | 23 | 1.82 | Manual |
| RD | FLN | Sg | 01:03:05.90 | -1.57 | 23 | 1.82 | Manual |