This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.7 MLv |
| Local datetime | 2021/07/27 12:20 |
| Universal datetime | 2021/07/27 10:20 |
| Latitude | 46.65 ° ± 3 km |
| Longitude | -0.18 ° ± 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 |
|---|---|---|
Poitiers 
|
42 | 88291 |
| Niort
|
41 | 58707 |
| Bressuire
|
32 | 19519 |
| Thouars
|
37 | 13990 |
| Parthenay
|
4 | 10267 |
| Buxerolles
|
42 | 10023 |
| Saint-Benoît
|
42 | 7233 |
| Chauray
|
36 | 7006 |
| Saint-Maixent-l'École
|
26 | 6982 |
| Migné-Auxances
|
37 | 6071 |
| Vouneuil-sous-Biard
|
35 | 5896 |
| La Crèche
|
33 | 5635 |
| Saint-Martin-la-Pallu
|
35 | 5546 |
| Neuville-de-Poitou
|
34 | 5324 |
| Moncoutant-sur-Sèvre
|
32 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.48 |
| Azimuthal gap | 147.19 ° |
| Number of stations used | 9 |
| 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 |
|---|---|---|---|---|---|---|---|
| RD | MFF | Pg | 10:20:05.80 | -0.37 | 150.6 | 0.05 | Manual |
| RD | MFF | Sg | 10:20:07.39 | 0.58 | 150.6 | 0.05 | Manual |
| FR | GNEF | Pg | 10:20:16.100 | -0.5 | 146.68 | 0.65 | Manual |
| FR | GIZF | Pg | 10:20:21.2 | 0.59 | 18.68 | 0.8 | Manual |
| FR | GIZF | Sn | 10:20:36.29 | 0.5 | 18.68 | 0.8 | Manual |
| FR | DAUF | Pg | 10:20:23.99 | -0.47 | 353.5 | 1.02 | Manual |
| FR | DAUF | Sg | 10:20:39.2 | 0.75 | 353.5 | 1.02 | Manual |
| FR | BOUF | Pg | 10:20:26.60 | 0.24 | 297.79 | 1.12 | Manual |
| FR | BOUF | Sg | 10:20:41.37 | -0.18 | 297.79 | 1.12 | Manual |
| FR | RIAF | Pg | 10:20:26.60 | -0.39 | 318.48 | 1.16 | Manual |
| FR | RIAF | Sg | 10:20:43.0 | 0.35 | 318.48 | 1.16 | Manual |
| FR | RIAF | Sn | 10:20:44.26 | -0.39 | 318.48 | 1.16 | Manual |
| FR | GARF | Pg | 10:20:27.100 | -0.35 | 95.47 | 1.23 | Manual |
| FR | GARF | Sg | 10:20:44.64 | -0.35 | 95.47 | 1.23 | Manual |
| FR | GARF | Sn | 10:20:45.100 | -0.48 | 95.47 | 1.23 | Manual |
| FR | ABJF | Pg | 10:20:28.93 | 0.08 | 148.21 | 1.26 | Manual |
| FR | ABJF | Sg | 10:20:46.79 | 0.92 | 148.21 | 1.26 | Manual |
| FR | MTNF | Pn | 10:20:34.8 | -0.51 | 344.76 | 1.69 | Manual |