This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.5 MLv |
| Local datetime | 1981/06/22 23:43 |
| Universal datetime | 1981/06/22 21:43 |
| Latitude | 45.93 ° ± 2 km |
| Longitude | -0.37 ° ± 6 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 
|
45 | 58707 |
| Angoulême
|
51 | 41740 |
| Saintes
|
30 | 25470 |
| Rochefort
|
47 | 24151 |
| Cognac
|
26 | 18825 |
| Tonnay-Charente
|
39 | 8010 |
| Saint-Yrieix-sur-Charente
|
48 | 7274 |
| Chauray
|
47 | 7006 |
| Saint-Jean-d'Angély
|
12 | 6976 |
| Surgères
|
35 | 6807 |
| Melle
|
36 | 6213 |
| Gond-Pontouvre
|
50 | 6010 |
| La Crèche
|
49 | 5635 |
| Aiffres
|
39 | 5506 |
| Champniers
|
50 | 5151 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.8 |
| Azimuthal gap | |
| Number of stations used | 11 |
| Number of phases used | 8 |
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 | 21:43:23.60 | 0.19 | 13 | 0.69 | Manual |
| RD | MFF | Sg | 21:43:32.70 | -0.3 | 13 | 0.69 | Manual |
| RD | LFF | Pg | 21:43:33.59 | -0.66 | 141 | 1.27 | Manual |
| RD | LFF | Sg | 21:43:52.60 | 0.74 | 141 | 1.27 | Manual |
| RD | LSF | Pg | 21:43:36.50 | 0.51 | 76 | 1.36 | Manual |
| RD | LSF | Sg | 21:43:55.10 | 0.21 | 76 | 1.36 | Manual |
| RD | RJF | Pg | 21:43:38.9 | 0.08 | 115 | 1.47 | Manual |
| RD | RJF | Sg | 21:43:57.60 | -0.79 | 115 | 1.47 | Manual |