This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.8 MLv |
| Local datetime | 2021/11/19 11:07 |
| Universal datetime | 2021/11/19 10:07 |
| Latitude | 46.91 ° ± 4 km |
| Longitude | -0.35 ° ± 6 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 
|
43 | 53917 |
| Saumur
|
45 | 26734 |
| Chemillé-en-Anjou
|
44 | 21392 |
| Bressuire
|
11 | 19519 |
| Thouars
|
10 | 13990 |
| Doué-en-Anjou
|
32 | 11005 |
| Parthenay
|
31 | 10267 |
| Mauléon
|
30 | 8519 |
| Lys-Haut-Layon
|
27 | 7880 |
| Loudun
|
36 | 6747 |
| Sèvremont
|
39 | 6486 |
| Bellevigne-en-Layon
|
43 | 5730 |
| Nueil-les-Aubiers
|
19 | 5541 |
| Pouzauges
|
39 | 5514 |
| Moncoutant-sur-Sèvre
|
29 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.26 |
| Azimuthal gap | 149.39 ° |
| Number of stations used | 6 |
| Number of phases used | 10 |
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 | 10:07:39.80 | -0.53 | 318.28 | 0.3 | Manual |
| FR | CRNF | Sg | 10:07:44.34 | 0.06 | 318.28 | 0.3 | Manual |
| FR | DAUF | Pg | 10:07:48.96 | 0.28 | 0.11 | 0.75 | Manual |
| FR | LGIF | Pg | 10:07:50.65 | 0.07 | 238.36 | 0.85 | Manual |
| FR | LGIF | Sg | 10:08:02.15 | 0.03 | 238.36 | 0.85 | Manual |
| FR | RIAF | Pg | 10:07:51.42 | 0.24 | 312.78 | 0.89 | Manual |
| FR | MTNF | Pn | 10:07:59.77 | -0.21 | 346.48 | 1.4 | Manual |
| FR | MTNF | Pg | 10:08:01.22 | 0.4 | 346.48 | 1.4 | Manual |
| FR | MTNF | Sg | 10:08:19.60 | -0.22 | 346.48 | 1.4 | Manual |
| FR | ABJF | Pn | 10:08:01.77 | -0.12 | 149.5 | 1.54 | Manual |