This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.8 MLv |
| Local datetime | 1983/02/13 23:47 |
| Universal datetime | 1983/02/13 22:47 |
| Latitude | 47.06 ° ± 2 km |
| Longitude | -0.45 ° ± 7 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 |
|---|---|---|
Cholet 
|
33 | 53917 |
| Saumur
|
36 | 26734 |
| Chemillé-en-Anjou
|
26 | 21392 |
| Bressuire
|
23 | 19519 |
| Thouars
|
18 | 13990 |
| Doué-en-Anjou
|
18 | 11005 |
| Brissac Loire Aubance
|
32 | 10807 |
| Gennes-Val-de-Loire
|
34 | 8724 |
| Mauléon
|
26 | 8519 |
| Lys-Haut-Layon
|
9 | 7880 |
| Sèvremont
|
39 | 6486 |
| Mortagne-sur-Sèvre
|
38 | 5930 |
| Bellevigne-en-Layon
|
24 | 5730 |
| Nueil-les-Aubiers
|
17 | 5541 |
| Mûrs-Erigné
|
38 | 5522 |
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 | 17 |
| 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 | 22:47:27.10 | 0.08 | 155 | 0.5 | Manual |
| RD | MFF | Sg | 22:47:33.80 | -0.27 | 155 | 0.5 | Manual |
| RD | LPF | Pg | 22:47:37.59 | 0.27 | 338 | 1.05 | Manual |
| RD | LPF | Sg | 22:47:51.10 | -0.91 | 338 | 1.05 | Manual |
| RD | GRR | Pg | 22:47:43.70 | 0.64 | 349 | 1.36 | Manual |
| RD | GRR | Sg | 22:48:01.70 | -0.29 | 349 | 1.36 | Manual |
| RD | LDF | Sg | 22:48:08.60 | 0.3 | 8 | 1.55 | Manual |
| RD | LSF | Pg | 22:47:48.40 | 1.08 | 120 | 1.59 | Manual |
| RD | LSF | Sg | 22:48:08.50 | -0.86 | 120 | 1.59 | Manual |