This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 1.8 MLv |
| Local datetime | 2023/04/17 00:31 |
| Universal datetime | 2023/04/16 22:31 |
| Latitude | 46.27 ° ± 0.1 km |
| Longitude | -0.26 ° ± 0.2 km |
| Depth | 0 km (from location) ± 0.0 km |
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Testify !Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Poitiers 
|
59 | 88291 |
| Niort
|
17 | 58707 |
| Fontenay-le-Comte
|
46 | 13226 |
| Parthenay
|
41 | 10267 |
| Tonnay-Charente
|
59 | 8010 |
| Saint-Benoît
|
56 | 7233 |
| Chauray
|
13 | 7006 |
| Saint-Maixent-l'École
|
16 | 6982 |
| Saint-Jean-d'Angély
|
42 | 6976 |
| Surgères
|
42 | 6807 |
| Melle
|
11 | 6213 |
| Vouneuil-sous-Biard
|
53 | 5896 |
| La Crèche
|
11 | 5635 |
| Aiffres
|
12 | 5506 |
| Moncoutant-sur-Sèvre
|
54 | 5046 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.44 |
| Azimuthal gap | 39.71 ° |
| Number of stations used | 20 |
| Number of phases used | 34 |
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 | CHIF | Pg | 22:31:27.86 | -0.07 | 215.5 | 0.17 | Manual |
| FR | CHIF | Sg | 22:31:30.56 | 0.41 | 215.5 | 0.17 | Manual |
| RD | MFF | Pg | 22:31:30.87 | -0.18 | 13.67 | 0.34 | Manual |
| RD | MFF | Sg | 22:31:35.36 | -0.12 | 13.67 | 0.34 | Manual |
| FR | GNEF | Pg | 22:31:32.32 | -0.72 | 112.32 | 0.44 | Manual |
| FR | GNEF | Sg | 22:31:38.48 | -0.49 | 112.32 | 0.44 | Manual |
| FR | LGIF | Pg | 22:31:39.83 | -0.08 | 283.38 | 0.81 | Manual |
| FR | LGIF | Sg | 22:31:51.21 | 0.32 | 283.38 | 0.81 | Manual |
| FR | SDOF | Sg | 22:31:51.43 | -0.05 | 254.48 | 0.83 | Manual |
| FR | CRNF | Pg | 22:31:41.7 | -0.48 | 342.88 | 0.9 | Manual |
| FR | ABJF | Pg | 22:31:42.61 | -0.78 | 134.12 | 1 | Manual |
| FR | ABJF | Sg | 22:31:56.62 | -0.3 | 134.12 | 1 | Manual |
| FR | BSCF | Pg | 22:31:43.95 | 0.4 | 57.87 | 1.01 | Manual |
| FR | BSCF | Sg | 22:31:57.25 | 0.06 | 57.87 | 1.01 | Manual |
| FR | GIZF | Pg | 22:31:47.2 | 0.35 | 15.38 | 1.18 | Manual |
| FR | GIZF | Sg | 22:32:01.95 | -0.63 | 15.38 | 1.18 | Manual |
| FR | BOUF | Pg | 22:31:48.26 | -0.65 | 313.59 | 1.3 | Manual |
| FR | BOUF | Sg | 22:32:06.56 | 0.09 | 313.59 | 1.3 | Manual |
| FR | GARF | Pg | 22:31:49.8 | 0.02 | 78.71 | 1.3 | Manual |
| FR | LRVF | Sg | 22:32:07.20 | -0.27 | 181.49 | 1.33 | Manual |
| FR | DAUF | Pn | 22:31:49.42 | -0.41 | 357.45 | 1.39 | Manual |
| FR | DAUF | Sg | 22:32:08.76 | -0.62 | 357.45 | 1.39 | Manual |
| FR | RIAF | Pn | 22:31:51.21 | 0.82 | 330.03 | 1.43 | Manual |
| FR | RIAF | Sg | 22:32:10.25 | -0.44 | 330.03 | 1.43 | Manual |
| FR | BRGF | Pn | 22:31:51.18 | 0.51 | 101.95 | 1.45 | Manual |
| RD | LFF | Pn | 22:31:51.64 | 0.15 | 151.87 | 1.51 | Manual |
| RD | LFF | Sn | 22:32:12.58 | -0.23 | 151.87 | 1.51 | Manual |
| FR | TSDF | Pg | 22:31:54.19 | 0.52 | 18.16 | 1.55 | Manual |
| FR | TSDF | Sg | 22:32:14.81 | 0.04 | 18.16 | 1.55 | Manual |
| RD | RJF | Pn | 22:31:53.29 | 0.87 | 127.33 | 1.58 | Manual |
| RD | RJF | Sn | 22:32:14.3 | -0.52 | 127.33 | 1.58 | Manual |
| FR | VERF | Pg | 22:32:01.26 | 0.29 | 104.36 | 1.98 | Manual |
| FR | MONQ | Pn | 22:32:00.97 | 0.56 | 151.19 | 2.17 | Manual |
| FR | MONQ | Pg | 22:32:03.94 | -0.13 | 151.19 | 2.17 | Manual |