This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.7 MLv |
| Local datetime | 1983/09/28 09:23 |
| Universal datetime | 1983/09/28 08:23 |
| Latitude | 47.86 ° ± 4 km |
| Longitude | -1.74 ° ± 6 km |
| Depth | 5 km (operator assigned) ± 0.0 km |
Have you felt an earthquake ?
You can participate to science by bringing your testimony.
Testify !Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Bruz 
|
18 | 18266 |
| Saint-Jacques-de-la-Lande
|
24 | 13087 |
| Chantepie
|
27 | 10435 |
| Le Rheu
|
27 | 8740 |
| Guichen
|
12 | 8568 |
| Janzé
|
20 | 8279 |
| Vern-sur-Seiche
|
24 | 7911 |
| Chartres-de-Bretagne
|
21 | 7800 |
| Mordelles
|
26 | 7363 |
| Bain-de-Bretagne
|
6 | 7331 |
| Guipry-Messac
|
8 | 6961 |
| Noyal-Châtillon-sur-Seiche
|
22 | 6919 |
| Bréal-sous-Montfort
|
23 | 6131 |
| Guémené-Penfao
|
27 | 5200 |
| Laillé
|
12 | 5026 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.5 |
| Azimuthal gap | |
| Number of stations used | 11 |
| 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 | LPF | Pg | 08:23:54.0 | -0.41 | 70 | 0.5 | Manual |
| RD | LPF | Sg | 08:24:01.70 | 0.31 | 70 | 0.5 | Manual |
| RD | GRR | Pg | 08:24:00.10 | 0.26 | 48 | 0.79 | Manual |
| RD | GRR | Sg | 08:24:10.90 | 0.04 | 48 | 0.79 | Manual |
| RD | FLN | Pn | 08:24:07.50 | 0 | 42 | 1.23 | Manual |
| RD | FLN | Pg | 08:24:08.39 | 0.31 | 42 | 1.23 | Manual |
| RD | FLN | Sg | 08:24:25.0 | -0.19 | 42 | 1.23 | Manual |
| RD | LDF | Pg | 08:24:09.30 | -0.17 | 55 | 1.3 | Manual |
| RD | LDF | Sg | 08:24:27.50 | -0.1 | 55 | 1.3 | Manual |