This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 3 MLv |
| Local datetime | 1983/04/27 00:56 |
| Universal datetime | 1983/04/26 22:56 |
| Latitude | 46.89 ° ± 2 km |
| Longitude | -0.34 ° ± 4 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 
|
44 | 53917 |
| Saumur
|
46 | 26734 |
| Chemillé-en-Anjou
|
46 | 21392 |
| Bressuire
|
11 | 19519 |
| Thouars
|
11 | 13990 |
| Doué-en-Anjou
|
34 | 11005 |
| Parthenay
|
28 | 10267 |
| Mauléon
|
32 | 8519 |
| Lys-Haut-Layon
|
29 | 7880 |
| Loudun
|
36 | 6747 |
| Sèvremont
|
40 | 6486 |
| Bellevigne-en-Layon
|
45 | 5730 |
| Nueil-les-Aubiers
|
20 | 5541 |
| Pouzauges
|
39 | 5514 |
| Moncoutant-sur-Sèvre
|
28 | 5046 |
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 | 20 |
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 | 22:56:12.10 | 0.56 | 155 | 0.32 | Manual |
| RD | MFF | Sg | 22:56:16.50 | 0.26 | 155 | 0.32 | Manual |
| RD | LPF | Pg | 22:56:28.90 | 0.41 | 338 | 1.24 | Manual |
| RD | LPF | Sg | 22:56:44.90 | -0.81 | 338 | 1.24 | Manual |
| RD | LSF | Pg | 22:56:33.90 | 1.61 | 116 | 1.44 | Manual |
| RD | LSF | Sg | 22:56:52.80 | 0.49 | 116 | 1.44 | Manual |
| RD | GRR | Pg | 22:56:34.50 | 0.34 | 347 | 1.54 | Manual |
| RD | GRR | Sg | 22:56:55.20 | -0.36 | 347 | 1.54 | Manual |
| RD | LDF | Pg | 22:56:37.90 | 0.49 | 5 | 1.71 | Manual |
| RD | LDF | Sg | 22:57:01.20 | 0.04 | 5 | 1.71 | Manual |
| RD | TCF | Pg | 22:56:41.20 | 0.99 | 108 | 1.86 | Manual |
| RD | TCF | Sg | 22:57:05.40 | -0.6 | 108 | 1.86 | Manual |
| RD | FLN | Pg | 22:56:41.0 | 0.46 | 357 | 1.88 | Manual |
| RD | FLN | Sg | 22:57:05.50 | -1.06 | 357 | 1.88 | Manual |
| RD | RJF | Pg | 22:56:44.60 | 0.87 | 140 | 2.05 | Manual |
| RD | RJF | Sg | 22:57:11.50 | -0.59 | 140 | 2.05 | Manual |
| RD | LFF | Pg | 22:56:44.20 | -0.4 | 158 | 2.09 | Manual |
| RD | LFF | Sg | 22:57:11.20 | -2.39 | 158 | 2.09 | Manual |
| RD | MZF | Pg | 22:56:45.40 | 0.37 | 107 | 2.11 | Manual |
| RD | MZF | Sg | 22:57:13.10 | -1.24 | 107 | 2.11 | Manual |