This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.8 MLv |
| Local datetime | 2023/08/09 13:18 |
| Universal datetime | 2023/08/09 11:18 |
| Latitude | 46.54 ° ± 0.2 km |
| Longitude | -0.33 ° ± 0.2 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 
|
26 | 58707 |
| Bressuire
|
37 | 19519 |
| Thouars
|
49 | 13990 |
| Fontenay-le-Comte
|
37 | 13226 |
| Parthenay
|
14 | 10267 |
| Chauray
|
21 | 7006 |
| Saint-Maixent-l'École
|
17 | 6982 |
| Melle
|
38 | 6213 |
| Vouneuil-sous-Biard
|
46 | 5896 |
| La Crèche
|
19 | 5635 |
| Nueil-les-Aubiers
|
49 | 5541 |
| Pouzauges
|
47 | 5514 |
| Aiffres
|
29 | 5506 |
| Neuville-de-Poitou
|
47 | 5324 |
| Moncoutant-sur-Sèvre
|
27 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.33 |
| Azimuthal gap | 83.18 ° |
| Number of stations used | 12 |
| Number of phases used | 23 |
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 | 11:18:36.78 | 0.09 | 63.02 | 0.14 | Manual |
| RD | MFF | Sg | 11:18:38.93 | 0.31 | 63.02 | 0.14 | Manual |
| Z4 | PSIS4 | Pg | 11:18:42.0 | 0.07 | 219.07 | 0.42 | Manual |
| Z4 | PSIS4 | Sg | 11:18:47.58 | -0.17 | 219.07 | 0.42 | Manual |
| Z4 | PSIS2 | Pg | 11:18:42.34 | 0.07 | 228.28 | 0.43 | Manual |
| Z4 | PSIS2 | Sg | 11:18:48.28 | -0.06 | 228.28 | 0.43 | Manual |
| Z4 | PSIS3 | Pg | 11:18:42.41 | 0.11 | 224.08 | 0.44 | Manual |
| Z4 | PSIS3 | Sg | 11:18:48.35 | -0.04 | 224.08 | 0.44 | Manual |
| Z4 | PSIS5 | Pg | 11:18:42.45 | 0.08 | 220.06 | 0.44 | Manual |
| Z4 | PSIS5 | Sg | 11:18:48.43 | -0.08 | 220.06 | 0.44 | Manual |
| Z4 | PSIS1 | Pg | 11:18:42.52 | 0 | 217.75 | 0.45 | Manual |
| Z4 | PSIS1 | Sg | 11:18:48.58 | -0.2 | 217.75 | 0.45 | Manual |
| FR | GNEF | Pg | 11:18:45.56 | -0.34 | 133.34 | 0.63 | Manual |
| FR | GNEF | Sg | 11:18:53.95 | -0.72 | 133.34 | 0.63 | Manual |
| FR | CRNF | Pg | 11:18:46.1 | -0.02 | 339.84 | 0.64 | Manual |
| FR | CRNF | Sg | 11:18:54.46 | -0.44 | 339.84 | 0.64 | Manual |
| FR | LGIF | Pg | 11:18:48.8 | -0.04 | 264.18 | 0.75 | Manual |
| FR | SDOF | Pg | 11:18:51.47 | 0.58 | 237.17 | 0.9 | Manual |
| FR | SDOF | Sg | 11:19:03.19 | -0.2 | 237.17 | 0.9 | Manual |
| FR | BSCF | Pg | 11:18:52.12 | 0.42 | 73.09 | 0.94 | Manual |
| FR | BSCF | Sg | 11:19:05.40 | 0.59 | 73.09 | 0.94 | Manual |
| FR | CLMF | Pg | 11:18:52.66 | -0.51 | 174.74 | 1.02 | Manual |
| FR | CLMF | Sg | 11:19:07.90 | 0.53 | 174.74 | 1.02 | Manual |