This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.4 MLv |
| Local datetime | 2025/05/22 11:05 |
| Universal datetime | 2025/05/22 09:05 |
| Latitude | 45.66 ° ± 0.3 km |
| Longitude | 4.31 ° ± 0.4 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 |
|---|---|---|
Montbrison 
|
19 | 15641 |
| Saint-Just-Saint-Rambert
|
19 | 15083 |
| Andrézieux-Bouthéon
|
14 | 9790 |
| Veauche
|
10 | 8984 |
| Feurs
|
11 | 8173 |
| Villars
|
21 | 7970 |
| Sorbiers
|
20 | 7933 |
| La Talaudière
|
22 | 6860 |
| Saint-Jean-Bonnefonds
|
25 | 6638 |
| Sury-le-Comtal
|
16 | 6552 |
| Saint-Genest-Lerpt
|
22 | 6131 |
| Saint-Priest-en-Jarez
|
21 | 6120 |
| Saint-Galmier
|
6 | 5722 |
| Chazelles-sur-Lyon
|
6 | 5357 |
| Montrond-les-Bains
|
6 | 5302 |
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 | 101.7 ° |
| Number of stations used | 13 |
| Number of phases used | 24 |
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 |
|---|---|---|---|---|---|---|---|
| XP | FR14B | Pg | 09:06:02.26 | -0.1 | 227.27 | 0.26 | Manual |
| XP | FR14B | Sg | 09:06:05.90 | -0.03 | 227.27 | 0.26 | Manual |
| FR | OGGL | Pg | 09:06:03.8 | -0.23 | 43.4 | 0.31 | Manual |
| FR | OGGL | Sg | 09:06:08.34 | 0.76 | 43.4 | 0.31 | Manual |
| G | SSB | Pg | 09:06:04.97 | -0.26 | 156.42 | 0.41 | Manual |
| G | SSB | Sg | 09:06:10.94 | -0.01 | 156.42 | 0.41 | Manual |
| FR | COLF | Pg | 09:06:06.9 | -0.04 | 250.42 | 0.46 | Manual |
| FR | COLF | Sg | 09:06:12.74 | 0.22 | 250.42 | 0.46 | Manual |
| FR | PLDF | Pg | 09:06:08.5 | -0.16 | 303.02 | 0.57 | Manual |
| FR | OGRV | Pg | 09:06:11.50 | -0.15 | 23.93 | 0.76 | Manual |
| FR | OGRV | Sg | 09:06:22.71 | 0.54 | 23.93 | 0.76 | Manual |
| XP | FR21A | Pg | 09:06:12.2 | 0.11 | 172.46 | 0.77 | Manual |
| XP | FR21A | Sg | 09:06:22.60 | -0.03 | 172.46 | 0.77 | Manual |
| FR | SGSF | Pg | 09:06:12.7 | -0.01 | 218.94 | 0.78 | Manual |
| FR | SGSF | Sg | 09:06:23.8 | 0.16 | 218.94 | 0.78 | Manual |
| FR | LBL | Pg | 09:06:13.71 | 0.12 | 240.83 | 0.86 | Manual |
| FR | LBL | Sg | 09:06:25.81 | 0.25 | 240.83 | 0.86 | Manual |
| FR | CHLF | Pg | 09:06:15.42 | 0.01 | 340.45 | 0.96 | Manual |
| FR | CHLF | Sg | 09:06:28.98 | 0.23 | 340.45 | 0.96 | Manual |
| FR | OGCB | Pg | 09:06:16.8 | 0.3 | 145.1 | 0.98 | Manual |
| FR | OGCB | Sg | 09:06:29.8 | -0.33 | 145.1 | 0.98 | Manual |
| FR | VERF | Pg | 09:06:21.56 | 0.12 | 274.86 | 1.28 | Manual |
| FR | HRSF | Pg | 09:06:23.77 | -0.11 | 308.28 | 1.41 | Manual |
| FR | HRSF | Sn | 09:06:42.33 | -0.16 | 308.28 | 1.41 | Manual |