This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.4 MLv |
| Local datetime | 2012/03/21 13:02 |
| Universal datetime | 2012/03/21 12:02 |
| Latitude | 46.07 ° ± 3 km |
| Longitude | 3.13 ° ± 7 km |
| Depth | 5 km (operator assigned) ± 0.0 km |
Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Clermont-Ferrand 
|
32 | 143886 |
| Vichy
|
24 | 24166 |
| Riom
|
19 | 19180 |
| Chamalières
|
33 | 17173 |
| Cusset
|
29 | 12661 |
| Pont-du-Château
|
31 | 11441 |
| Gerzat
|
27 | 10365 |
| Aubière
|
35 | 10061 |
| Cébazat
|
26 | 8604 |
| Bellerive-sur-Allier
|
22 | 8500 |
| Lempdes
|
33 | 8409 |
| Châtel-Guyon
|
17 | 6152 |
| Lezoux
|
33 | 6152 |
| Gannat
|
5 | 5832 |
| Saint-Pourçain-sur-Sioule
|
30 | 5160 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | confirmed |
|---|---|
| RMS | 0.46 |
| Azimuthal gap | 187.83 ° |
| Number of stations used | 5 |
| Number of phases used | 6 |
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 | AGO | Pg | 12:02:39.68 | -0.99 | 171.46 | 0.02 | Manual |
| FR | PYM | Pg | 12:02:46.16 | 0.29 | 194.69 | 0.33 | Manual |
| FR | PLDF | Pg | 12:02:46.37 | -0.04 | 105.94 | 0.36 | Manual |
| FR | LBL | Pg | 12:02:55.54 | 0.14 | 174.23 | 0.84 | Manual |
| FR | LBL | Sg | 12:03:07.54 | 0.3 | 174.23 | 0.84 | Manual |
| RD | LOT2 | Pg | 12:03:04.23 | 0.3 | 22.52 | 1.3 | Manual |