This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.3 MLv |
| Local datetime | 2024/04/25 10:52 |
| Universal datetime | 2024/04/25 08:52 |
| Latitude | 45.70 ° ± 2 km |
| Longitude | 4.30 ° ± 0.7 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 
|
21 | 15641 |
| Saint-Just-Saint-Rambert
|
24 | 15083 |
| Tarare
|
24 | 10582 |
| Andrézieux-Bouthéon
|
19 | 9790 |
| Veauche
|
15 | 8984 |
| Feurs
|
7 | 8173 |
| Villars
|
26 | 7970 |
| Sorbiers
|
25 | 7933 |
| La Talaudière
|
26 | 6860 |
| Sury-le-Comtal
|
20 | 6552 |
| Saint-Priest-en-Jarez
|
26 | 6120 |
| Saint-Galmier
|
11 | 5722 |
| Chazelles-sur-Lyon
|
10 | 5357 |
| Montrond-les-Bains
|
9 | 5302 |
| Vindry-sur-Turdine
|
26 | 5133 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.31 |
| Azimuthal gap | 261.26 ° |
| Number of stations used | 4 |
| Number of phases used | 9 |
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 | COLF | Pg | 08:52:19.4 | 0.11 | 245.12 | 0.47 | Manual |
| FR | COLF | Sg | 08:52:25.16 | -0.35 | 245.12 | 0.47 | Manual |
| FR | SGSF | Pg | 08:52:25.16 | -0.08 | 216.73 | 0.81 | Manual |
| FR | SGSF | Sg | 08:52:36.47 | -0.08 | 216.73 | 0.81 | Manual |
| FR | LBL | Pg | 08:52:27.6 | 0.56 | 238.15 | 0.88 | Manual |
| FR | LBL | Pn | 08:52:27.99 | -0.56 | 238.15 | 0.88 | Manual |
| FR | LBL | Sg | 08:52:38.80 | 0.06 | 238.15 | 0.88 | Manual |
| FR | OGCB | Pg | 08:52:29.20 | 0.14 | 146.37 | 1.02 | Manual |
| FR | OGCB | Sg | 08:52:43.0 | -0.23 | 146.37 | 1.02 | Manual |