This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.7 MLv |
| Local datetime | 2022/01/25 12:03 |
| Universal datetime | 2022/01/25 11:03 |
| Latitude | 47.32 ° ± 4 km |
| Longitude | -2.13 ° ± 2 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 |
|---|---|---|
Saint-Nazaire 
|
10 | 69993 |
| La Baule-Escoublac
|
17 | 16132 |
| Guérande
|
22 | 15873 |
| Pornic
|
23 | 15018 |
| Saint-Brevin-les-Pins
|
9 | 13802 |
| Pontchâteau
|
12 | 10684 |
| Pornichet
|
16 | 10669 |
| Savenay
|
16 | 8679 |
| Donges
|
5 | 7961 |
| Trignac
|
6 | 7868 |
| Montoir-de-Bretagne
|
1 | 7088 |
| Herbignac
|
19 | 6822 |
| Chaumes-en-Retz
|
25 | 6759 |
| Saint-André-des-Eaux
|
14 | 6473 |
| Missillac
|
19 | 5342 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.3 |
| Azimuthal gap | 120.68 ° |
| Number of stations used | 11 |
| 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 | 11:03:47.11 | -0.03 | 343.02 | 0.3 | Manual |
| FR | BEGF | Sg | 11:03:51.13 | 0.03 | 343.02 | 0.3 | Manual |
| FR | BOUF | Pg | 11:03:48.19 | -0.24 | 115.82 | 0.37 | Manual |
| FR | BOUF | Sg | 11:03:53.89 | 0.51 | 115.82 | 0.37 | Manual |
| FR | RIAF | Pg | 11:03:51.82 | -0.55 | 71.49 | 0.58 | Manual |
| FR | RIAF | Sg | 11:04:00.9 | -0.14 | 71.49 | 0.58 | Manual |
| FR | BIMF | Pg | 11:03:55.34 | 0.3 | 270.59 | 0.73 | Manual |
| FR | BIMF | Sg | 11:04:04.55 | -0.32 | 270.59 | 0.73 | Manual |
| FR | PLOF | Pg | 11:03:59.47 | -0.18 | 296.12 | 0.98 | Manual |
| FR | LGIF | Pg | 11:04:00.6 | -0.03 | 149.9 | 1 | Manual |
| FR | LGIF | Pn | 11:04:01.30 | 0.02 | 149.9 | 1 | Manual |
| FR | CRNF | Pn | 11:04:01.7 | -0.59 | 100.08 | 1.03 | Manual |
| FR | DAUF | Pg | 11:04:04.91 | 0.13 | 73.77 | 1.25 | Manual |
| FR | DAUF | Sg | 11:04:21.93 | 0.21 | 73.77 | 1.25 | Manual |
| FR | MTNF | Pg | 11:04:05.62 | 0.23 | 41.93 | 1.28 | Manual |
| FR | OLIV | Pg | 11:04:09.73 | 0.56 | 294.48 | 1.49 | Manual |
| FR | OLIV | Sg | 11:04:29.32 | 0 | 294.48 | 1.49 | Manual |
| RD | MFF | Pg | 11:04:10.20 | 0.09 | 117.25 | 1.54 | Manual |