This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.1 MLv |
| Local datetime | 2012/03/23 09:59 |
| Universal datetime | 2012/03/23 08:59 |
| Latitude | 45.42 ° ± 2 km |
| Longitude | 3.25 ° ± 5 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 
|
42 | 143886 |
| Cournon-d'Auvergne
|
37 | 20043 |
| Chamalières
|
42 | 17173 |
| Issoire
|
14 | 14822 |
| Pont-du-Château
|
42 | 11441 |
| Beaumont
|
39 | 10787 |
| Aubière
|
38 | 10061 |
| Lempdes
|
40 | 8409 |
| Romagnat
|
36 | 7705 |
| Brioude
|
17 | 6721 |
| Ambert
|
43 | 6671 |
| Saint-Flour
|
45 | 6435 |
| Ceyrat
|
39 | 6416 |
| Le Cendre
|
34 | 5426 |
| Vic-le-Comte
|
25 | 5197 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | confirmed |
|---|---|
| RMS | 0.2 |
| Azimuthal gap | 155.27 ° |
| Number of stations used | 4 |
| Number of phases used | 7 |
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 | LBL | Pg | 08:59:33.53 | -0.32 | 180.37 | 0.18 | Manual |
| FR | LBL | Sg | 08:59:36.75 | 0.25 | 180.37 | 0.18 | Manual |
| FR | PYM | Pg | 08:59:37.14 | -0.23 | 333.29 | 0.37 | Manual |
| FR | PYM | Sg | 08:59:42.79 | 0.13 | 333.29 | 0.37 | Manual |
| FR | PLDF | Pg | 08:59:41.93 | 0.15 | 25.1 | 0.61 | Manual |
| FR | PLDF | Sg | 08:59:50.32 | -0.07 | 25.1 | 0.61 | Manual |
| FR | AGO | Pg | 08:59:42.40 | 0.09 | 352.65 | 0.64 | Manual |