This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.8 MLv |
| Local datetime | 2023/03/23 12:51 |
| Universal datetime | 2023/03/23 11:51 |
| Latitude | 46.88 ° ± 0.2 km |
| Longitude | -0.28 ° ± 0.3 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 |
|---|---|---|
Saumur 
|
45 | 26734 |
| Bressuire
|
16 | 19519 |
| Thouars
|
10 | 13990 |
| Doué-en-Anjou
|
34 | 11005 |
| Parthenay
|
27 | 10267 |
| Mauléon
|
36 | 8519 |
| Lys-Haut-Layon
|
32 | 7880 |
| Loudun
|
32 | 6747 |
| Sèvremont
|
44 | 6486 |
| Bellevigne-en-Layon
|
47 | 5730 |
| Saint-Martin-la-Pallu
|
45 | 5546 |
| Nueil-les-Aubiers
|
25 | 5541 |
| Pouzauges
|
43 | 5514 |
| Neuville-de-Poitou
|
47 | 5324 |
| Moncoutant-sur-Sèvre
|
31 | 5046 |
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 | 63.14 ° |
| Number of stations used | 14 |
| Number of phases used | 21 |
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 |
|---|---|---|---|---|---|---|---|
| RD | MFF | Pg | 11:51:50.74 | -0.12 | 162 | 0.3 | Manual |
| RD | MFF | Sg | 11:51:54.75 | 0.02 | 162 | 0.3 | Manual |
| FR | CRNF | Pg | 11:51:51.87 | -0.1 | 314.76 | 0.36 | Manual |
| FR | CRNF | Sg | 11:51:57.3 | 0.35 | 314.76 | 0.36 | Manual |
| FR | GIZF | Pg | 11:51:57.15 | 0.35 | 31.69 | 0.62 | Manual |
| FR | GIZF | Sg | 11:52:05.93 | 0.82 | 31.69 | 0.62 | Manual |
| FR | CHIF | Pg | 11:51:59.84 | 0.42 | 186.73 | 0.76 | Manual |
| FR | DAUF | Pg | 11:52:00.1 | 0.2 | 356.32 | 0.78 | Manual |
| FR | BSCF | Pg | 11:52:01.78 | 0.26 | 94.82 | 0.87 | Manual |
| FR | GNEF | Pg | 11:52:01.97 | 0.15 | 151.49 | 0.89 | Manual |
| FR | GNEF | Sg | 11:52:13.70 | -0.1 | 151.49 | 0.89 | Manual |
| FR | LGIF | Pg | 11:52:01.97 | 0.14 | 241.57 | 0.89 | Manual |
| FR | LGIF | Sg | 11:52:14.4 | 0.25 | 241.57 | 0.89 | Manual |
| FR | RIAF | Pg | 11:52:03.19 | 0.34 | 311.8 | 0.94 | Manual |
| FR | BOUF | Pg | 11:52:03.58 | 0.19 | 287.04 | 0.97 | Manual |
| FR | BOUF | Sg | 11:52:16.69 | 0.19 | 287.04 | 0.97 | Manual |
| FR | SDOF | Sn | 11:52:24.32 | 0.05 | 223.46 | 1.15 | Manual |
| FR | GARF | Pg | 11:52:10.39 | 0.13 | 105.33 | 1.34 | Manual |
| FR | GARF | Sg | 11:52:27.88 | -0.51 | 105.33 | 1.34 | Manual |
| FR | SOMF | Pg | 11:52:11.39 | -0.61 | 8.9 | 1.43 | Manual |
| FR | MTNF | Pg | 11:52:11.58 | -0.56 | 344.75 | 1.44 | Manual |