This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.7 MLv |
| Local datetime | 1983/04/27 00:58 |
| Universal datetime | 1983/04/26 22:58 |
| Latitude | 46.89 ° ± 3 km |
| Longitude | -0.36 ° ± 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 
|
43 | 53917 |
| Chemillé-en-Anjou
|
45 | 21392 |
| Bressuire
|
10 | 19519 |
| Thouars
|
12 | 13990 |
| Doué-en-Anjou
|
34 | 11005 |
| Parthenay
|
29 | 10267 |
| Mauléon
|
30 | 8519 |
| Lys-Haut-Layon
|
29 | 7880 |
| Loudun
|
37 | 6747 |
| Sèvremont
|
38 | 6486 |
| Mortagne-sur-Sèvre
|
46 | 5930 |
| Bellevigne-en-Layon
|
44 | 5730 |
| Nueil-les-Aubiers
|
19 | 5541 |
| Pouzauges
|
38 | 5514 |
| Moncoutant-sur-Sèvre
|
27 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.8 |
| Azimuthal gap | |
| Number of stations used | 17 |
| 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 | MFF | Pg | 22:58:13.20 | 0.1 | 153 | 0.33 | Manual |
| RD | MFF | Sg | 22:58:17.40 | -0.54 | 153 | 0.33 | Manual |
| RD | LPF | Pg | 22:58:30.20 | 0.54 | 338 | 1.23 | Manual |
| RD | LPF | Sg | 22:58:46.10 | -0.65 | 338 | 1.23 | Manual |
| RD | LSF | Pg | 22:58:34.90 | 0.93 | 116 | 1.46 | Manual |
| RD | LSF | Sg | 22:58:53.80 | -0.42 | 116 | 1.46 | Manual |
| RD | GRR | Pg | 22:58:35.80 | 0.41 | 348 | 1.53 | Manual |
| RD | GRR | Sg | 22:58:56.40 | -0.28 | 348 | 1.53 | Manual |