This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.5 MLv |
| Local datetime | 2021/10/27 11:52 |
| Universal datetime | 2021/10/27 09:52 |
| Latitude | 46.85 ° ± 4 km |
| Longitude | -0.08 ° ± 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 |
|---|---|---|
Bressuire 
|
30 | 19519 |
| Thouars
|
19 | 13990 |
| Doué-en-Anjou
|
42 | 11005 |
| Parthenay
|
25 | 10267 |
| Buxerolles
|
44 | 10023 |
| Chinon
|
44 | 8242 |
| Lys-Haut-Layon
|
44 | 7880 |
| Jaunay-Marigny
|
37 | 7530 |
| Loudun
|
23 | 6747 |
| Migné-Auxances
|
38 | 6071 |
| Vouneuil-sous-Biard
|
40 | 5896 |
| Saint-Martin-la-Pallu
|
29 | 5546 |
| Nueil-les-Aubiers
|
40 | 5541 |
| Neuville-de-Poitou
|
32 | 5324 |
| Moncoutant-sur-Sèvre
|
41 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.53 |
| Azimuthal gap | 86.58 ° |
| Number of stations used | 7 |
| 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 |
|---|---|---|---|---|---|---|---|
| RD | MFF | Pg | 09:52:43.48 | -0.51 | 189.71 | 0.25 | Manual |
| RD | MFF | Sg | 09:52:46.49 | -0.74 | 189.71 | 0.25 | Manual |
| FR | CRNF | Pg | 09:52:48.10 | -0.23 | 306.77 | 0.48 | Manual |
| FR | CRNF | Sg | 09:52:54.87 | 0.08 | 306.77 | 0.48 | Manual |
| FR | GIZF | Pg | 09:52:49.87 | -0.52 | 18.91 | 0.59 | Manual |
| FR | GNEF | Pg | 09:52:55.9 | 0.89 | 158.82 | 0.8 | Manual |
| FR | LGIF | Pg | 09:52:57.44 | -0.36 | 247.22 | 0.99 | Manual |
| FR | LGIF | Sg | 09:53:11.92 | 0.72 | 247.22 | 0.99 | Manual |
| FR | BOUF | Pg | 09:53:00.18 | 0.19 | 286.95 | 1.11 | Manual |
| FR | GARF | Pg | 09:53:02.20 | 0.48 | 105.49 | 1.2 | Manual |