This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.6 MLv |
| Local datetime | 2026/04/23 09:33 |
| Universal datetime | 2026/04/23 07:33 |
| Latitude | 45.99 ° ± 0.1 km |
| Longitude | 4.00 ° ± 0.1 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 |
|---|---|---|
Roanne 
|
9 | 34366 |
| Vichy
|
47 | 24166 |
| Montbrison
|
43 | 15641 |
| Cusset
|
44 | 12661 |
| Thiers
|
39 | 11847 |
| Riorges
|
7 | 10774 |
| Tarare
|
34 | 10582 |
| Bellerive-sur-Allier
|
49 | 8500 |
| Feurs
|
33 | 8173 |
| Mably
|
13 | 7605 |
| Le Coteau
|
8 | 6872 |
| Thizy-les-Bourgs
|
26 | 6031 |
| Saint-Galmier
|
49 | 5722 |
| Montrond-les-Bains
|
43 | 5302 |
| Vindry-sur-Turdine
|
40 | 5133 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.33 |
| Azimuthal gap | 58.87 ° |
| Number of stations used | 21 |
| Number of phases used | 36 |
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 | FR11A | Sg | 07:33:47.80 | 0.47 | 164.58 | 0.16 | Manual |
| FR | PLDF | Pg | 07:33:46.84 | -0.12 | 265.44 | 0.27 | Manual |
| FR | PLDF | Sg | 07:33:50.16 | -0.5 | 265.44 | 0.27 | Manual |
| FR | OGGL | Pg | 07:33:49.100 | -0.17 | 104.08 | 0.44 | Manual |
| FR | COLF | Pg | 07:33:51.87 | -0.04 | 204.07 | 0.53 | Manual |
| FR | COLF | Sg | 07:33:59.21 | -0.11 | 204.07 | 0.53 | Manual |
| XP | FR06A | Pg | 07:33:52.19 | -0.04 | 315.63 | 0.55 | Manual |
| FR | CHLF | Pg | 07:33:52.86 | 0.03 | 349.19 | 0.58 | Manual |
| FR | AGO | Pg | 07:33:53.39 | 0.03 | 276.25 | 0.61 | Manual |
| XP | FR16A | Pg | 07:33:55.37 | 0.09 | 181.83 | 0.71 | Manual |
| XP | FR16A | Pn | 07:33:57.22 | -0.95 | 181.83 | 0.71 | Manual |
| XP | FR16A | Sg | 07:34:05.65 | 0.43 | 181.83 | 0.71 | Manual |
| G | SSB | Pg | 07:33:57.31 | 0.38 | 151.67 | 0.8 | Manual |
| G | SSB | Sg | 07:34:08.7 | -0.03 | 151.67 | 0.8 | Manual |
| FR | BNLF | Pg | 07:33:57.97 | 0.09 | 243.34 | 0.85 | Manual |
| FR | BNLF | Sg | 07:34:09.47 | -0.27 | 243.34 | 0.85 | Manual |
| FR | LBL | Pg | 07:33:59.17 | -0.01 | 215.39 | 0.92 | Manual |
| FR | LBL | Sg | 07:34:11.98 | -0.04 | 215.39 | 0.92 | Manual |
| FR | CMPS | Pg | 07:33:59.49 | 0.17 | 234.07 | 0.93 | Manual |
| FR | CMPS | Sg | 07:34:12.31 | 0.03 | 234.07 | 0.93 | Manual |
| XP | FR09A | Pg | 07:33:59.98 | -0.02 | 279.51 | 0.97 | Manual |
| XP | FR09A | Sg | 07:34:12.98 | -0.49 | 279.51 | 0.97 | Manual |
| FR | HRSF | Pg | 07:34:01.54 | 0.03 | 301.07 | 1.05 | Manual |
| FR | HRSF | Sg | 07:34:15.43 | -0.67 | 301.07 | 1.05 | Manual |
| FR | VERF | Pg | 07:34:02.32 | 0.1 | 257.97 | 1.09 | Manual |
| FR | VERF | Sg | 07:34:16.89 | -0.47 | 257.97 | 1.09 | Manual |
| FR | OG35 | Pg | 07:34:02.29 | -0.07 | 86.41 | 1.09 | Manual |
| FR | PLYF | Pg | 07:34:02.77 | 0.37 | 27.54 | 1.1 | Manual |
| XP | FR21A | Pg | 07:34:03.53 | 0.33 | 163.74 | 1.14 | Manual |
| XP | FR21A | Sg | 07:34:18.80 | -0.25 | 163.74 | 1.14 | Manual |
| FR | FRNF | Pg | 07:34:04.30 | 0.43 | 239.75 | 1.18 | Manual |
| FR | FRNF | Sg | 07:34:19.94 | -0.29 | 239.75 | 1.18 | Manual |
| FR | OGSM | Pg | 07:34:04.87 | -0.27 | 107.05 | 1.24 | Manual |
| FR | OGSM | Sg | 07:34:21.78 | -0.67 | 107.05 | 1.24 | Manual |
| FR | OGCB | Pg | 07:34:07.74 | 0.2 | 145.48 | 1.37 | Manual |
| FR | OGCB | Sg | 07:34:26.43 | -0.2 | 145.48 | 1.37 | Manual |