This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.5 MLv |
| Local datetime | 2023/10/23 11:27 |
| Universal datetime | 2023/10/23 09:27 |
| Latitude | 47.16 ° ± 0.3 km |
| Longitude | -1.23 ° ± 0.3 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 |
|---|---|---|
Saint-Sébastien-sur-Loire 
|
21 | 26838 |
| Sèvremoine
|
13 | 25414 |
| Vertou
|
18 | 24219 |
| Beaupréau-en-Mauges
|
21 | 23228 |
| Orée d'Anjou
|
17 | 16413 |
| Montrevault-sur-Èvre
|
18 | 15859 |
| Sainte-Luce-sur-Loire
|
21 | 15360 |
| Thouaré-sur-Loire
|
20 | 10025 |
| Basse-Goulaine
|
19 | 9036 |
| Vallet
|
3 | 9015 |
| Le Loroux-Bottereau
|
11 | 8227 |
| Clisson
|
8 | 7187 |
| Saint-Julien-de-Concelles
|
17 | 6917 |
| Divatte-sur-Loire
|
16 | 6844 |
| Haute-Goulaine
|
14 | 5764 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.23 |
| Azimuthal gap | 80.62 ° |
| Number of stations used | 8 |
| Number of phases used | 12 |
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 | BOUF | Pg | 09:27:59.33 | -0.01 | 270.43 | 0.28 | Manual |
| FR | RIAF | Pg | 09:28:00.66 | -0.06 | 350.76 | 0.35 | Manual |
| FR | RIAF | Sg | 09:28:05.37 | 0.01 | 350.76 | 0.35 | Manual |
| FR | CRNF | Pg | 09:28:01.46 | -0.08 | 93.29 | 0.4 | Manual |
| FR | CRNF | Sg | 09:28:06.96 | 0.15 | 93.29 | 0.4 | Manual |
| FR | LGIF | Pg | 09:28:07.74 | 0.33 | 189.82 | 0.71 | Manual |
| FR | DAUF | Pg | 09:28:08.66 | 0.01 | 49.6 | 0.78 | Manual |
| FR | BEGF | Pg | 09:28:09.88 | 0.16 | 303.39 | 0.84 | Manual |
| RD | MFF | Pn | 09:28:12.62 | -0.38 | 126.45 | 0.93 | Manual |
| RD | MFF | Sg | 09:28:24.14 | 0.13 | 126.45 | 0.93 | Manual |
| FR | MTNF | Pg | 09:28:15.86 | 0.42 | 12.97 | 1.14 | Manual |
| FR | MTNF | Sg | 09:28:30.55 | -0.35 | 12.97 | 1.14 | Manual |