This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.7 MLv |
| Local datetime | 2025/09/18 11:18 |
| Universal datetime | 2025/09/18 09:18 |
| Latitude | 46.35 ° ± 0.7 km |
| Longitude | 5.94 ° ± 1 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 |
|---|---|---|
Geneva 
|
22 | 183981 |
Oyonnax 
|
24 | 22427 |
| Valserhône
|
27 | 16423 |
| Saint-Julien-en-Genevois
|
26 | 14258 |
| Gex
|
8 | 13118 |
| Saint-Genis-Pouilly
|
13 | 12544 |
| Gaillard
|
28 | 10619 |
| Ferney-Voltaire
|
17 | 9766 |
| Divonne-les-Bains
|
14 | 9644 |
| Saint-Claude
|
8 | 9279 |
| Prévessin-Moëns
|
15 | 8233 |
| Ambilly
|
28 | 6385 |
| Thoiry
|
12 | 6038 |
| Hauts de Bienne
|
19 | 5350 |
| Viry
|
27 | 5182 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.25 |
| Azimuthal gap | 225.68 ° |
| Number of stations used | 8 |
| 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 |
|---|---|---|---|---|---|---|---|
| CH | GIMEL | Pg | 09:18:30.16 | 0.39 | 50.86 | 0.29 | Manual |
| CH | GIMEL | Sg | 09:18:33.56 | -0.41 | 50.86 | 0.29 | Manual |
| FR | OGVA | Pg | 09:18:34.9 | 0.09 | 92.06 | 0.52 | Manual |
| CH | BRANT | Pg | 09:18:37.33 | 0 | 31.86 | 0.69 | Manual |
| FR | HOUCH | Pg | 09:18:37.91 | -0.17 | 127.68 | 0.73 | Manual |
| FR | FOURG | Pg | 09:18:38.71 | 0.15 | 353.36 | 0.76 | Manual |
| FR | FOURG | Sg | 09:18:48.43 | -0.49 | 353.36 | 0.76 | Manual |
| CH | TORNY | Pg | 09:18:39.65 | -0.07 | 58.62 | 0.82 | Manual |
| FR | BOUC | Pg | 09:18:41.62 | -0.02 | 13.54 | 0.92 | Manual |
| FR | CHMF | Pg | 09:18:43.38 | -0.14 | 28.34 | 1.02 | Manual |