This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.6 MLv |
| Local datetime | 2025/11/27 11:21 |
| Universal datetime | 2025/11/27 10:21 |
| Latitude | 45.65 ° ± 0.3 km |
| Longitude | 4.30 ° ± 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 |
|---|---|---|
Montbrison 
|
19 | 15641 |
| Saint-Just-Saint-Rambert
|
18 | 15083 |
| Andrézieux-Bouthéon
|
13 | 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
|
15 | 6552 |
| Saint-Genest-Lerpt
|
22 | 6131 |
| Saint-Priest-en-Jarez
|
20 | 6120 |
| Saint-Galmier
|
6 | 5722 |
| Chazelles-sur-Lyon
|
6 | 5357 |
| Montrond-les-Bains
|
5 | 5302 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.4 |
| Azimuthal gap | 53.46 ° |
| Number of stations used | 16 |
| Number of phases used | 30 |
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 | 10:21:34.44 | -0.05 | 226.72 | 0.25 | Manual |
| XP | FR14B | Sg | 10:21:38.15 | 0.22 | 226.72 | 0.25 | Manual |
| G | SSB | Pg | 10:21:37.24 | -0.27 | 155.2 | 0.41 | Manual |
| G | SSB | Sg | 10:21:43.4 | -0.18 | 155.2 | 0.41 | Manual |
| FR | COLF | Pg | 10:21:38.36 | 0.1 | 250.55 | 0.45 | Manual |
| FR | PLDF | Pg | 10:21:40.44 | 0.03 | 303.78 | 0.57 | Manual |
| FR | OGRV | Pg | 10:21:43.97 | -0.09 | 24.34 | 0.76 | Manual |
| FR | OGRV | Sg | 10:21:55.50 | 0.83 | 24.34 | 0.76 | Manual |
| XP | FR21A | Pg | 10:21:44.2 | -0.13 | 171.84 | 0.77 | Manual |
| XP | FR21A | Sg | 10:21:54.58 | -0.24 | 171.84 | 0.77 | Manual |
| FR | SGSF | Pg | 10:21:44.25 | 0.03 | 218.66 | 0.77 | Manual |
| FR | LBL | Pg | 10:21:46.4 | 0.32 | 240.8 | 0.85 | Manual |
| FR | LBL | Sg | 10:21:57.49 | -0.07 | 240.8 | 0.85 | Manual |
| FR | CHLF | Pg | 10:21:47.98 | 0.26 | 340.96 | 0.96 | Manual |
| FR | CHLF | Sg | 10:22:01.60 | 0.52 | 340.96 | 0.96 | Manual |
| FR | OGCB | Pg | 10:21:48.23 | 0.14 | 144.59 | 0.98 | Manual |
| FR | OGCB | Sg | 10:22:01.96 | 0.23 | 144.59 | 0.98 | Manual |
| FR | CMPS | Pg | 10:21:48.56 | 0.38 | 257.78 | 0.98 | Manual |
| FR | CMPS | Sg | 10:22:01.98 | 0.12 | 257.78 | 0.98 | Manual |
| FR | OGMY | Pg | 10:21:50.55 | -0.46 | 77.8 | 1.14 | Manual |
| FR | OGMY | Sg | 10:22:06.41 | -0.42 | 77.8 | 1.14 | Manual |
| FR | VERF | Pn | 10:21:52.70 | -0.95 | 275.06 | 1.28 | Manual |
| FR | VERF | Pg | 10:21:53.96 | 0.38 | 275.06 | 1.28 | Manual |
| FR | VERF | Sg | 10:22:10.99 | -0.34 | 275.06 | 1.28 | Manual |
| FR | HRSF | Pn | 10:21:54.60 | -0.88 | 308.59 | 1.41 | Manual |
| FR | HRSF | Sn | 10:22:15.32 | 0.63 | 308.59 | 1.41 | Manual |
| FR | OGVG | Pn | 10:21:57.22 | 0.1 | 122.49 | 1.53 | Manual |
| FR | OGVG | Pg | 10:21:58.61 | 0.33 | 122.49 | 1.53 | Manual |
| FR | OGVG | Sn | 10:22:18.11 | 0.57 | 122.49 | 1.53 | Manual |
| FR | RSL | Pg | 10:22:00.38 | 0.29 | 87.89 | 1.63 | Manual |