This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.9 MLv |
| Local datetime | 2023/10/20 11:34 |
| Universal datetime | 2023/10/20 09:34 |
| Latitude | 46.92 ° ± 0.4 km |
| Longitude | -0.32 ° ± 0.4 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 | 0.45 |
| Azimuthal gap | 96.02 ° |
| Number of stations used | 11 |
| Number of phases used | 19 |
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 | 09:34:47.93 | -0.46 | 314.15 | 0.31 | Manual |
| FR | CRNF | Sg | 09:34:52.78 | 0.35 | 314.15 | 0.31 | Manual |
| RD | MFF | Pg | 09:34:48.47 | -0.49 | 158.83 | 0.34 | Manual |
| RD | MFF | Sg | 09:34:53.50 | 0.07 | 158.83 | 0.34 | Manual |
| FR | DAUF | Pg | 09:34:56.58 | 0.17 | 358.51 | 0.74 | Manual |
| FR | CHIF | Pg | 09:34:58.24 | 0.95 | 184.16 | 0.79 | Manual |
| FR | LGIF | Pg | 09:34:58.81 | -0.12 | 238.55 | 0.88 | Manual |
| FR | LGIF | Sg | 09:35:10.14 | -0.64 | 238.55 | 0.88 | Manual |
| FR | BOUF | Pg | 09:34:59.78 | -0.15 | 285.49 | 0.93 | Manual |
| FR | BOUF | Sg | 09:35:12.21 | -0.3 | 285.49 | 0.93 | Manual |
| FR | GNEF | Sg | 09:35:13.28 | 0.73 | 150.81 | 0.93 | Manual |
| FR | GARF | Pg | 09:35:08.15 | -0.12 | 106.37 | 1.38 | Manual |
| FR | GARF | Sg | 09:35:26.65 | -0.29 | 106.37 | 1.38 | Manual |
| FR | MTNF | Pn | 09:35:07.66 | -0.17 | 345.57 | 1.4 | Manual |
| FR | MTNF | Sn | 09:35:28.19 | 0.31 | 345.57 | 1.4 | Manual |
| FR | SOMF | Pn | 09:35:07.81 | -0.08 | 10.34 | 1.4 | Manual |
| FR | SOMF | Sg | 09:35:28.29 | 0.55 | 10.34 | 1.4 | Manual |
| FR | BEGF | Pn | 09:35:09.33 | 0.25 | 298.49 | 1.49 | Manual |
| FR | BEGF | Sn | 09:35:31.3 | 0.82 | 298.49 | 1.49 | Manual |