This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.5 MLv |
| Local datetime | 2025/04/30 12:05 |
| Universal datetime | 2025/04/30 10:05 |
| Latitude | 45.33 ° ± 0.3 km |
| Longitude | 4.56 ° ± 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-Étienne 
|
18 | 172565 |
| Saint-Chamond
|
16 | 34967 |
| Firminy
|
22 | 17135 |
| Annonay
|
12 | 16345 |
| Le Chambon-Feugerolles
|
19 | 12317 |
| Roche-la-Molière
|
21 | 9697 |
| Roussillon
|
21 | 8455 |
| Sorbiers
|
21 | 7933 |
| La Ricamarie
|
17 | 7906 |
| La Talaudière
|
19 | 6860 |
| Le Péage-de-Roussillon
|
18 | 6680 |
| Saint-Jean-Bonnefonds
|
16 | 6638 |
| Saint-Maurice-l'Exil
|
19 | 6141 |
| Saint-Priest-en-Jarez
|
22 | 6120 |
| La Grand-Croix
|
19 | 5136 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.49 |
| Azimuthal gap | 104.63 ° |
| Number of stations used | 18 |
| Number of phases used | 35 |
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 |
|---|---|---|---|---|---|---|---|
| G | SSB | Pg | 10:06:00.18 | -0.68 | 190.38 | 0.05 | Manual |
| G | SSB | Sg | 10:06:01.49 | -0.1 | 190.38 | 0.05 | Manual |
| XP | FR21A | Pg | 10:06:07.49 | -0.66 | 189.55 | 0.44 | Manual |
| XP | FR21A | Sg | 10:06:14.0 | -0.34 | 189.55 | 0.44 | Manual |
| FR | OGCB | Pg | 10:06:10.79 | -0.52 | 141.22 | 0.61 | Manual |
| FR | OGCB | Sg | 10:06:20.62 | 0.76 | 141.22 | 0.61 | Manual |
| FR | SGSF | Pg | 10:06:13.21 | -0.06 | 247.19 | 0.72 | Manual |
| FR | SGSF | Sg | 10:06:23.92 | 0.62 | 247.19 | 0.72 | Manual |
| XP | FR26A | Pg | 10:06:14.75 | -0.32 | 179.02 | 0.82 | Manual |
| XP | FR26A | Sg | 10:06:26.95 | 0.52 | 179.02 | 0.82 | Manual |
| FR | GRN | Pg | 10:06:16.37 | 0.8 | 95.65 | 0.84 | Manual |
| FR | GRN | Sg | 10:06:27.34 | 0.04 | 95.65 | 0.84 | Manual |
| FR | OGDF | Pg | 10:06:15.91 | 0.12 | 154.57 | 0.86 | Manual |
| FR | OGDF | Sg | 10:06:28.48 | 0.79 | 154.57 | 0.86 | Manual |
| XP | FR22A | Pg | 10:06:15.91 | -0.12 | 218.27 | 0.87 | Manual |
| XP | FR22A | Sg | 10:06:28.64 | 0.53 | 218.27 | 0.87 | Manual |
| FR | PLDF | Pg | 10:06:16.71 | -0.11 | 314.45 | 0.91 | Manual |
| FR | PLDF | Sg | 10:06:29.51 | 0.01 | 314.45 | 0.91 | Manual |
| FR | LBL | Pg | 10:06:17.48 | 0.31 | 264.34 | 0.93 | Manual |
| FR | LBL | Sg | 10:06:30.65 | 0.55 | 264.34 | 0.93 | Manual |
| FR | OGMY | Pg | 10:06:19.25 | -0.82 | 59.08 | 1.09 | Manual |
| FR | OGMY | Sg | 10:06:34.52 | -0.66 | 59.08 | 1.09 | Manual |
| FR | OGCC | Pg | 10:06:22.14 | 0.96 | 141.54 | 1.15 | Manual |
| FR | OGVG | Pg | 10:06:22.83 | 0.32 | 114.49 | 1.22 | Manual |
| FR | OGVG | Sg | 10:06:38.94 | -0.51 | 114.49 | 1.22 | Manual |
| FR | AGO | Pg | 10:06:22.95 | 0.21 | 306.29 | 1.23 | Manual |
| FR | AGO | Sg | 10:06:39.62 | -0.24 | 306.29 | 1.23 | Manual |
| FR | CZNF | Pn | 10:06:23.13 | -0.03 | 254.6 | 1.24 | Manual |
| FR | CZNF | Sg | 10:06:39.97 | -0.17 | 254.6 | 1.24 | Manual |
| FR | TRBF | Pn | 10:06:23.16 | -0.79 | 199.36 | 1.3 | Manual |
| FR | TRBF | Pg | 10:06:24.2 | 0.03 | 199.36 | 1.3 | Manual |
| FR | TRBF | Sg | 10:06:41.57 | -0.46 | 199.36 | 1.3 | Manual |
| FR | FRNF | Pg | 10:06:26.29 | 0.25 | 272.93 | 1.41 | Manual |
| FR | FRNF | Sn | 10:06:45.15 | 0.53 | 272.93 | 1.41 | Manual |
| FR | LEUC | Pg | 10:06:28.53 | 0.27 | 248.82 | 1.53 | Manual |