This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.2 MLv |
| Local datetime | 1991/03/20 02:53 |
| Universal datetime | 1991/03/20 01:53 |
| Latitude | 46.30 ° ± 3 km |
| Longitude | -0.60 ° ± 8 km |
| Depth | 5 km (operator assigned) ± 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 |
|---|---|---|
Niort 
|
11 | 58707 |
| Fontenay-le-Comte
|
23 | 13226 |
| Aytré
|
44 | 8725 |
| Périgny
|
41 | 8428 |
| Tonnay-Charente
|
43 | 8010 |
| Lagord
|
44 | 7048 |
| Chauray
|
18 | 7006 |
| Saint-Maixent-l'École
|
33 | 6982 |
| Saint-Jean-d'Angély
|
40 | 6976 |
| Surgères
|
25 | 6807 |
| Melle
|
36 | 6213 |
| Puilboreau
|
42 | 6182 |
| La Crèche
|
24 | 5635 |
| Aiffres
|
14 | 5506 |
| Dompierre-sur-Mer
|
38 | 5482 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 1.2 |
| Azimuthal gap | |
| Number of stations used | 10 |
| Number of phases used | 9 |
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 | 01:54:00.0 | 1.39 | 46 | 0.43 | Manual |
| RD | MFF | Sg | 01:54:06.0 | 1.2 | 46 | 0.43 | Manual |
| RD | LSF | Pg | 01:54:19.20 | 1.23 | 91 | 1.47 | Manual |
| RD | LSF | Sg | 01:54:36.80 | -1.68 | 91 | 1.47 | Manual |
| RD | LFF | Pg | 01:54:21.60 | 0.28 | 145 | 1.65 | Manual |
| RD | LFF | Sg | 01:54:44.0 | -0.25 | 145 | 1.65 | Manual |
| RD | LPF | Sg | 01:54:46.0 | -1.79 | 350 | 1.76 | Manual |
| RD | RJF | Pg | 01:54:24.70 | 0.93 | 123 | 1.78 | Manual |
| RD | RJF | Sg | 01:54:47.20 | -1.28 | 123 | 1.78 | Manual |