This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.5 MLv |
| Local datetime | 2026/03/27 11:12 |
| Universal datetime | 2026/03/27 10:12 |
| Latitude | 45.99 ° ± 0.1 km |
| Longitude | 4.12 ° ± 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 
|
7 | 34366 |
| Montbrison
|
43 | 15641 |
| Riorges
|
9 | 10774 |
| Tarare
|
25 | 10582 |
| Feurs
|
29 | 8173 |
| Mably
|
13 | 7605 |
| Gleizé
|
44 | 7472 |
| Anse
|
46 | 7178 |
| Le Coteau
|
4 | 6872 |
| L'Arbresle
|
41 | 6398 |
| Thizy-les-Bourgs
|
17 | 6031 |
| Saint-Galmier
|
45 | 5722 |
| Chazelles-sur-Lyon
|
44 | 5357 |
| Montrond-les-Bains
|
40 | 5302 |
| Vindry-sur-Turdine
|
31 | 5133 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.28 |
| Azimuthal gap | 57 ° |
| Number of stations used | 17 |
| Number of phases used | 26 |
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 | Pg | 10:12:33.46 | -0.5 | 194.59 | 0.16 | Manual |
| XP | FR11A | Sg | 10:12:36.69 | 0.48 | 194.59 | 0.16 | Manual |
| XP | FR08A | Pg | 10:12:35.9 | 0.08 | 0.19 | 0.22 | Manual |
| FR | PLDF | Pg | 10:12:37.15 | -0.31 | 266.81 | 0.35 | Manual |
| FR | PLDF | Sg | 10:12:42.25 | -0.07 | 266.81 | 0.35 | Manual |
| FR | OGGL | Pg | 10:12:37.29 | -0.31 | 107.26 | 0.36 | Manual |
| FR | OGRV | Pg | 10:12:41.68 | 0.18 | 50.26 | 0.57 | Manual |
| FR | COLF | Pg | 10:12:41.15 | -0.42 | 211.92 | 0.57 | Manual |
| FR | COLF | Sg | 10:12:49.69 | 0.18 | 211.92 | 0.57 | Manual |
| FR | CHLF | Pg | 10:12:42.12 | -0.07 | 341.46 | 0.6 | Manual |
| FR | AGO | Pg | 10:12:43.70 | -0.16 | 275.68 | 0.69 | Manual |
| G | SSB | Pg | 10:12:45.58 | 0.39 | 157.26 | 0.77 | Manual |
| FR | BNLF | Pg | 10:12:48.33 | 0.11 | 245.82 | 0.93 | Manual |
| FR | LBL | Pg | 10:12:49.36 | 0.31 | 219.54 | 0.97 | Manual |
| FR | LBL | Sg | 10:13:02.44 | -0.16 | 219.54 | 0.97 | Manual |
| FR | CMPS | Pg | 10:12:49.85 | 0.31 | 237.03 | 1 | Manual |
| FR | CMPS | Sg | 10:13:03.64 | 0.2 | 237.03 | 1 | Manual |
| XP | FR09A | Pg | 10:12:50.70 | 0.21 | 278.9 | 1.05 | Manual |
| XP | FR09A | Sg | 10:13:05.28 | 0.18 | 278.9 | 1.05 | Manual |
| FR | HRSF | Pg | 10:12:51.92 | 0.1 | 299 | 1.12 | Manual |
| FR | HRSF | Sg | 10:13:07.22 | -0.21 | 299 | 1.12 | Manual |
| FR | VERF | Pg | 10:12:52.75 | 0.05 | 258.97 | 1.17 | Manual |
| FR | VERF | Sg | 10:13:08.27 | -0.69 | 258.97 | 1.17 | Manual |
| FR | FRNF | Pn | 10:12:54.26 | -0.11 | 241.83 | 1.25 | Manual |
| FR | FRNF | Sg | 10:13:11.42 | -0.11 | 241.83 | 1.25 | Manual |
| FR | GZNF | Pg | 10:12:56.9 | 0.02 | 278.71 | 1.35 | Manual |