This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.3 MLv |
| Local datetime | 1985/05/22 04:04 |
| Universal datetime | 1985/05/22 02:04 |
| Latitude | 47.72 ° ± 1 km |
| Longitude | -1.62 ° ± 9 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 
|
35 | 18266 |
| Châteaubriant
|
17 | 11974 |
| Blain
|
31 | 9793 |
| Redon
|
35 | 9014 |
| Nort-sur-Erdre
|
31 | 8763 |
| Guichen
|
30 | 8568 |
| Janzé
|
26 | 8279 |
| Vern-sur-Seiche
|
37 | 7911 |
| Chartres-de-Bretagne
|
37 | 7800 |
| Bain-de-Bretagne
|
13 | 7331 |
| Guipry-Messac
|
19 | 6961 |
| Héric
|
33 | 6049 |
| Plessé
|
27 | 5248 |
| Guémené-Penfao
|
19 | 5200 |
| Laillé
|
28 | 5026 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.7 |
| Azimuthal gap | |
| Number of stations used | 5 |
| Number of phases used | 7 |
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 | Sg | 02:04:35.40 | -0.34 | 52 | 0.5 | Manual |
| RD | GRR | Pg | 02:04:35.59 | 0.47 | 37 | 0.84 | Manual |
| RD | GRR | Sg | 02:04:46.90 | 0.07 | 37 | 0.84 | Manual |
| RD | FLN | Sg | 02:05:01.40 | -0.05 | 36 | 1.29 | Manual |
| RD | LDF | Sg | 02:05:02.80 | 0.05 | 49 | 1.33 | Manual |
| RD | MFF | Pg | 02:04:47.10 | -0.55 | 138 | 1.51 | Manual |
| RD | MFF | Sg | 02:05:09.0 | 0.39 | 138 | 1.51 | Manual |