This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.7 MLv |
| Local datetime | 1985/05/22 04:03 |
| Universal datetime | 1985/05/22 02:03 |
| Latitude | 47.79 ° ± 6 km |
| Longitude | -1.63 ° ± 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 |
|---|---|---|
Bruz 
|
28 | 18266 |
| Saint-Jacques-de-la-Lande
|
33 | 13087 |
| Châteaubriant
|
20 | 11974 |
| Chantepie
|
33 | 10435 |
| Châteaugiron
|
31 | 9966 |
| Guichen
|
23 | 8568 |
| Janzé
|
20 | 8279 |
| Vern-sur-Seiche
|
29 | 7911 |
| Chartres-de-Bretagne
|
29 | 7800 |
| Bain-de-Bretagne
|
6 | 7331 |
| Guipry-Messac
|
15 | 6961 |
| Noyal-Châtillon-sur-Seiche
|
29 | 6919 |
| Plessé
|
33 | 5248 |
| Guémené-Penfao
|
24 | 5200 |
| Laillé
|
21 | 5026 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.6 |
| Azimuthal gap | |
| Number of stations used | 12 |
| 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 | LPF | Pg | 02:03:29.40 | 0.07 | 59 | 0.46 | Manual |
| RD | LPF | Sg | 02:03:35.59 | -0.3 | 59 | 0.46 | Manual |
| RD | GRR | Pg | 02:03:35.50 | 0.14 | 41 | 0.79 | Manual |
| RD | GRR | Sg | 02:03:46.90 | 0.51 | 41 | 0.79 | Manual |
| RD | FLN | Pg | 02:03:43.60 | -0.13 | 38 | 1.24 | Manual |
| RD | FLN | Sg | 02:04:00.40 | -0.54 | 38 | 1.24 | Manual |
| RD | LDF | Pg | 02:03:44.70 | 0 | 51 | 1.29 | Manual |
| RD | LDF | Sg | 02:04:02.90 | 0.27 | 51 | 1.29 | Manual |