This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.4 MLv |
| Local datetime | 2021/07/27 11:43 |
| Universal datetime | 2021/07/27 09:43 |
| Latitude | 46.97 ° ± 5 km |
| Longitude | -0.29 ° ± 4 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 
|
37 | 26734 |
| Chemillé-en-Anjou
|
42 | 21392 |
| Bressuire
|
19 | 19519 |
| Thouars
|
3 | 13990 |
| Doué-en-Anjou
|
25 | 11005 |
| Brissac Loire Aubance
|
43 | 10807 |
| Parthenay
|
36 | 10267 |
| Gennes-Val-de-Loire
|
41 | 8724 |
| Mauléon
|
35 | 8519 |
| Lys-Haut-Layon
|
24 | 7880 |
| Loudun
|
30 | 6747 |
| Sèvremont
|
45 | 6486 |
| Bellevigne-en-Layon
|
39 | 5730 |
| Nueil-les-Aubiers
|
24 | 5541 |
| Moncoutant-sur-Sèvre
|
37 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.23 |
| Azimuthal gap | 128.19 ° |
| 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 | CRNF | Pg | 09:43:19.71 | -0.41 | 304.21 | 0.3 | Manual |
| FR | CRNF | Sg | 09:43:24.21 | 0.21 | 304.21 | 0.3 | Manual |
| FR | DAUF | Pg | 09:43:27.41 | -0.07 | 356.41 | 0.69 | Manual |
| FR | RIAF | Pg | 09:43:30.88 | -0.1 | 308.04 | 0.88 | Manual |
| FR | RIAF | Sn | 09:43:46.94 | 0.1 | 308.04 | 0.88 | Manual |
| FR | LGIF | Pg | 09:43:31.93 | 0.19 | 236.81 | 0.92 | Manual |
| FR | LGIF | Sn | 09:43:47.63 | -0.24 | 236.81 | 0.92 | Manual |
| FR | BOUF | Pg | 09:43:32.40 | 0.3 | 282.29 | 0.94 | Manual |
| FR | GARF | Pg | 09:43:39.80 | -0.25 | 108.62 | 1.37 | Manual |
| FR | GARF | Sg | 09:43:58.85 | 0.25 | 108.62 | 1.37 | Manual |