This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.9 MLv |
| Local datetime | 2021/10/19 11:16 |
| Universal datetime | 2021/10/19 09:16 |
| Latitude | 46.92 ° ± 12 km |
| Longitude | -0.33 ° ± 5 km |
| Depth | 0 km (operator assigned) ± 0.0 km |
Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Cholet 
|
44 | 53917 |
| Saumur
|
43 | 26734 |
| Chemillé-en-Anjou
|
44 | 21392 |
| Bressuire
|
14 | 19519 |
| Thouars
|
8 | 13990 |
| Doué-en-Anjou
|
30 | 11005 |
| Parthenay
|
31 | 10267 |
| Mauléon
|
32 | 8519 |
| Lys-Haut-Layon
|
27 | 7880 |
| Loudun
|
34 | 6747 |
| Sèvremont
|
41 | 6486 |
| Bellevigne-en-Layon
|
42 | 5730 |
| Nueil-les-Aubiers
|
21 | 5541 |
| Pouzauges
|
41 | 5514 |
| Moncoutant-sur-Sèvre
|
31 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.3 |
| Azimuthal gap | 249.51 ° |
| Number of stations used | 4 |
| 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 |
|---|---|---|---|---|---|---|---|
| FR | CRNF | Pg | 09:16:22.34 | -0.36 | 314.48 | 0.31 | Manual |
| FR | CRNF | Sg | 09:16:26.84 | 0.11 | 314.48 | 0.31 | Manual |
| FR | GIZF | Pg | 09:16:28.39 | 0.16 | 36.05 | 0.61 | Manual |
| FR | GIZF | Sg | 09:16:35.93 | -0.46 | 36.05 | 0.61 | Manual |
| FR | DAUF | Pg | 09:16:31.23 | 0.48 | 358.67 | 0.74 | Manual |
| FR | DAUF | Pn | 09:16:33.55 | 0.3 | 358.67 | 0.74 | Manual |
| FR | BOUF | Pg | 09:16:34.5 | -0.18 | 285.55 | 0.93 | Manual |
| FR | BOUF | Sg | 09:16:46.72 | -0.06 | 285.55 | 0.93 | Manual |