This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.9 MLv |
| Local datetime | 2021/08/03 11:05 |
| Universal datetime | 2021/08/03 09:05 |
| Latitude | 46.91 ° ± 4 km |
| Longitude | -0.33 ° ± 6 km |
| Depth | 0 km (from location) ± 0.0 km |
Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Cholet 
|
44 | 53917 |
| Saumur
|
44 | 26734 |
| Chemillé-en-Anjou
|
45 | 21392 |
| Bressuire
|
13 | 19519 |
| Thouars
|
9 | 13990 |
| Doué-en-Anjou
|
31 | 11005 |
| Parthenay
|
31 | 10267 |
| Mauléon
|
32 | 8519 |
| Lys-Haut-Layon
|
27 | 7880 |
| Loudun
|
34 | 6747 |
| Sèvremont
|
41 | 6486 |
| Bellevigne-en-Layon
|
43 | 5730 |
| Nueil-les-Aubiers
|
21 | 5541 |
| Pouzauges
|
41 | 5514 |
| Moncoutant-sur-Sèvre
|
30 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.25 |
| Azimuthal gap | 122.09 ° |
| Number of stations used | 7 |
| 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 |
|---|---|---|---|---|---|---|---|
| FR | CRNF | Pg | 09:05:08.47 | -0.48 | 315.46 | 0.31 | Manual |
| FR | CRNF | Sg | 09:05:12.90 | -0.13 | 315.46 | 0.31 | Manual |
| RD | MFF | Pg | 09:05:09.14 | -0.24 | 157.88 | 0.34 | Manual |
| RD | MFF | Sg | 09:05:13.71 | -0.08 | 157.88 | 0.34 | Manual |
| FR | GIZF | Pg | 09:05:14.61 | 0.09 | 35.79 | 0.61 | Manual |
| FR | DAUF | Pg | 09:05:17.15 | 0.1 | 358.77 | 0.75 | Manual |
| FR | CHIF | Pg | 09:05:17.91 | 0.23 | 183.95 | 0.78 | Manual |
| FR | LGIF | Pg | 09:05:19.43 | 0.1 | 238.81 | 0.87 | Manual |
| FR | RIAF | Pg | 09:05:20.23 | 0.41 | 311.87 | 0.9 | Manual |