This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.9 MLv |
| Local datetime | 2021/12/14 12:10 |
| Universal datetime | 2021/12/14 11:10 |
| Latitude | 46.75 ° ± 3 km |
| Longitude | -0.35 ° ± 3 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 
|
16 | 19519 |
| Thouars
|
26 | 13990 |
| Parthenay
|
14 | 10267 |
| Mauléon
|
38 | 8519 |
| Lys-Haut-Layon
|
44 | 7880 |
| Chauray
|
44 | 7006 |
| Saint-Maixent-l'École
|
39 | 6982 |
| Loudun
|
45 | 6747 |
| Sèvremont
|
40 | 6486 |
| La Crèche
|
43 | 5635 |
| Saint-Martin-la-Pallu
|
46 | 5546 |
| Nueil-les-Aubiers
|
29 | 5541 |
| Pouzauges
|
37 | 5514 |
| Neuville-de-Poitou
|
47 | 5324 |
| Moncoutant-sur-Sèvre
|
19 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.42 |
| Azimuthal gap | 70.69 ° |
| Number of stations used | 11 |
| Number of phases used | 18 |
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 | 11:10:13.14 | -0.48 | 331.75 | 0.44 | Manual |
| FR | CRNF | Sg | 11:10:19.18 | -0.29 | 331.75 | 0.44 | Manual |
| FR | CHIF | Pg | 11:10:16.74 | -0.22 | 183.89 | 0.62 | Manual |
| FR | CHIF | Sg | 11:10:25.97 | 0.68 | 183.89 | 0.62 | Manual |
| FR | GIZF | Pg | 11:10:19.98 | 0.44 | 29.25 | 0.76 | Manual |
| FR | LGIF | Pg | 11:10:19.42 | -0.69 | 248.57 | 0.79 | Manual |
| FR | GNEF | Pg | 11:10:20.10 | -0.19 | 143.86 | 0.8 | Manual |
| FR | GNEF | Sg | 11:10:31.37 | 0.33 | 143.86 | 0.8 | Manual |
| FR | DAUF | Pg | 11:10:22.62 | 0.19 | 359.72 | 0.91 | Manual |
| FR | RIAF | Pg | 11:10:24.38 | 0.21 | 319.27 | 1.01 | Manual |
| FR | RIAF | Sg | 11:10:37.89 | 0.13 | 319.27 | 1.01 | Manual |
| FR | GARF | Sg | 11:10:49.32 | 0.28 | 99.26 | 1.36 | Manual |
| FR | MTNF | Pn | 11:10:32.85 | -0.02 | 347.64 | 1.56 | Manual |
| FR | MTNF | Sg | 11:10:55.92 | 0.27 | 347.64 | 1.56 | Manual |
| FR | BRGF | Pg | 11:10:36.61 | 0.31 | 117.64 | 1.67 | Manual |
| FR | BRGF | Sg | 11:10:58.56 | -0.52 | 117.64 | 1.67 | Manual |
| FR | GZNF | Pg | 11:10:39.85 | 0.41 | 107.19 | 1.85 | Manual |
| FR | GZNF | Sg | 11:11:04.20 | -0.85 | 107.19 | 1.85 | Manual |