This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.7 MLv |
| Local datetime | 2021/10/11 12:14 |
| Universal datetime | 2021/10/11 10:14 |
| Latitude | 46.74 ° ± 4 km |
| Longitude | -0.41 ° ± 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 |
|---|---|---|
Niort 
|
46 | 58707 |
| Bressuire
|
13 | 19519 |
| Thouars
|
28 | 13990 |
| Fontenay-le-Comte
|
44 | 13226 |
| Parthenay
|
17 | 10267 |
| Mauléon
|
34 | 8519 |
| Lys-Haut-Layon
|
44 | 7880 |
| Chauray
|
44 | 7006 |
| Saint-Maixent-l'École
|
40 | 6982 |
| Loudun
|
48 | 6747 |
| Sèvremont
|
36 | 6486 |
| La Crèche
|
43 | 5635 |
| Nueil-les-Aubiers
|
26 | 5541 |
| Pouzauges
|
33 | 5514 |
| Moncoutant-sur-Sèvre
|
15 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.17 |
| Azimuthal gap | 126.28 ° |
| 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 | 10:15:00.6 | -0.32 | 128.5 | 0.23 | Manual |
| RD | MFF | Sg | 10:15:03.46 | 0.14 | 128.5 | 0.23 | Manual |
| FR | CRNF | Pg | 10:15:03.87 | -0.2 | 336.85 | 0.42 | Manual |
| FR | CRNF | Sg | 10:15:09.79 | 0.07 | 336.85 | 0.42 | Manual |
| FR | CHIF | Pg | 10:15:07.73 | 0.19 | 180.08 | 0.61 | Manual |
| FR | LGIF | Pg | 10:15:10.18 | 0.11 | 247.74 | 0.75 | Manual |
| FR | DAUF | Pg | 10:15:13.33 | 0.11 | 2.22 | 0.92 | Manual |
| FR | DAUF | Sn | 10:15:29.49 | 0.18 | 2.22 | 0.92 | Manual |
| FR | RIAF | Pn | 10:15:15.51 | -0.22 | 321.2 | 0.98 | Manual |
| FR | SDOF | Pn | 10:15:15.72 | -0.06 | 225.29 | 0.99 | Manual |