This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.7 MLv |
| Local datetime | 2020/09/18 12:08 |
| Universal datetime | 2020/09/18 10:08 |
| Latitude | 47.84 ° ± 3 km |
| Longitude | -1.75 ° ± 3 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 |
|---|---|---|
Bruz 
|
20 | 18266 |
| Saint-Jacques-de-la-Lande
|
26 | 13087 |
| Chantepie
|
29 | 10435 |
| Le Rheu
|
28 | 8740 |
| Guichen
|
14 | 8568 |
| Janzé
|
22 | 8279 |
| Vern-sur-Seiche
|
26 | 7911 |
| Chartres-de-Bretagne
|
23 | 7800 |
| Mordelles
|
28 | 7363 |
| Bain-de-Bretagne
|
6 | 7331 |
| Guipry-Messac
|
6 | 6961 |
| Noyal-Châtillon-sur-Seiche
|
24 | 6919 |
| Bréal-sous-Montfort
|
24 | 6131 |
| Guémené-Penfao
|
25 | 5200 |
| Laillé
|
14 | 5026 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.34 |
| Azimuthal gap | 64.35 ° |
| Number of stations used | 12 |
| Number of phases used | 18 |
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 | BEGF | Pg | 10:08:59.59 | -0.5 | 236.51 | 0.41 | Manual |
| FR | BEGF | Sg | 10:09:05.43 | -0.16 | 236.51 | 0.41 | Manual |
| FR | BOUF | Pg | 10:09:05.16 | -0.04 | 173.47 | 0.69 | Manual |
| FR | BOUF | Sg | 10:09:15.5 | 0.57 | 173.47 | 0.69 | Manual |
| FR | MTNF | Pg | 10:09:06.2 | -0.23 | 54.47 | 0.74 | Manual |
| FR | PLEF | Pg | 10:09:06.21 | -0.3 | 329.37 | 0.76 | Manual |
| FR | LOUF | Pg | 10:09:09.0 | 0.04 | 20.34 | 0.89 | Manual |
| FR | LOUF | Sg | 10:09:21.27 | 0.28 | 20.34 | 0.89 | Manual |
| FR | CRNF | Pg | 10:09:11.30 | -0.28 | 133.06 | 1.03 | Manual |
| FR | CRNF | Pn | 10:09:12.74 | 0.13 | 133.06 | 1.03 | Manual |
| FR | CRNF | Sg | 10:09:25.38 | -0.13 | 133.06 | 1.03 | Manual |
| FR | BIMF | Pg | 10:09:13.38 | 0.34 | 242.74 | 1.11 | Manual |
| FR | BIMF | Sg | 10:09:27.85 | -0.18 | 242.74 | 1.11 | Manual |
| RD | ROSF | Pg | 10:09:13.78 | 0.3 | 296.35 | 1.13 | Manual |
| FR | PLOF | Pg | 10:09:14.1 | 0.49 | 265.71 | 1.13 | Manual |
| FR | SROF | Pg | 10:09:16.68 | 0.53 | 19.38 | 1.28 | Manual |
| FR | SOMF | Pg | 10:09:16.1 | -0.47 | 68.72 | 1.29 | Manual |
| FR | LOCF | Sn | 10:09:40.61 | -0.39 | 303.79 | 1.53 | Manual |