This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.9 MLv |
| Local datetime | 2022/01/11 12:48 |
| Universal datetime | 2022/01/11 11:48 |
| Latitude | 48.10 ° ± 5 km |
| Longitude | -1.02 ° ± 6 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 |
|---|---|---|
Laval 
|
19 | 49728 |
| Fougères
|
31 | 20418 |
| Vitré
|
13 | 18037 |
| Château-Gontier-sur-Mayenne
|
39 | 16776 |
| Mayenne
|
38 | 12841 |
| Châteaugiron
|
34 | 9966 |
| Janzé
|
40 | 8279 |
| Liffré
|
39 | 7609 |
| Saint-Berthevin
|
13 | 7344 |
| Châteaubourg
|
29 | 7064 |
| Acigné
|
38 | 6740 |
| Bonchamp-lès-Laval
|
24 | 6037 |
| Changé
|
16 | 6020 |
| Noyal-sur-Vilaine
|
36 | 6008 |
| Ernée
|
24 | 5731 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.42 |
| Azimuthal gap | 165.26 ° |
| Number of stations used | 6 |
| Number of phases used | 10 |
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 | MTNF | Pg | 11:48:58.13 | -0.4 | 33.39 | 0.21 | Manual |
| FR | MTNF | Sg | 11:49:02.4 | 0.78 | 33.39 | 0.21 | Manual |
| FR | LOUF | Pg | 11:49:05.34 | -0.6 | 343.16 | 0.61 | Manual |
| FR | RIAF | Pg | 11:49:06.28 | 0.09 | 198.64 | 0.62 | Manual |
| FR | SROF | Pg | 11:49:12.13 | -0.21 | 356.49 | 0.95 | Manual |
| FR | SROF | Sg | 11:49:25.39 | 0.17 | 356.49 | 0.95 | Manual |
| FR | BEGF | Pg | 11:49:12.11 | -0.48 | 240.53 | 0.96 | Manual |
| FR | BEGF | Sg | 11:49:26.9 | 0.46 | 240.53 | 0.96 | Manual |
| FR | GUEF | Pg | 11:49:15.7 | -0.1 | 259.72 | 1.1 | Manual |
| FR | GUEF | Sg | 11:49:30.39 | 0.29 | 259.72 | 1.1 | Manual |