This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.9 MLv |
| Local datetime | 1985/04/25 22:56 |
| Universal datetime | 1985/04/25 20:56 |
| Latitude | 48.31 ° ± 2 km |
| Longitude | -1.06 ° ± 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 |
|---|---|---|
Laval 
|
35 | 49728 |
| Fougères
|
11 | 20418 |
| Vitré
|
24 | 18037 |
| Mayenne
|
33 | 12841 |
| Châteaugiron
|
42 | 9966 |
| Thorigné-Fouillard
|
43 | 8463 |
| Liffré
|
36 | 7609 |
| Saint-Berthevin
|
31 | 7344 |
| Châteaubourg
|
33 | 7064 |
| Acigné
|
39 | 6740 |
| Saint-Hilaire-du-Harcouët
|
29 | 6094 |
| Bonchamp-lès-Laval
|
38 | 6037 |
| Changé
|
30 | 6020 |
| Noyal-sur-Vilaine
|
41 | 6008 |
| Ernée
|
9 | 5731 |
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 | 13 |
| 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 | GRR | Pg | 20:56:54.10 | 0.02 | 60 | 0.15 | Manual |
| RD | GRR | Sg | 20:56:57.20 | 0.5 | 60 | 0.15 | Manual |
| RD | LPF | Pg | 20:56:56.40 | 0.13 | 178 | 0.28 | Manual |
| RD | LPF | Sg | 20:57:01.20 | 0.71 | 178 | 0.28 | Manual |
| RD | FLN | Pg | 20:57:00.90 | -0.9 | 40 | 0.59 | Manual |
| RD | LDF | Pg | 20:57:03.70 | 0.18 | 65 | 0.68 | Manual |
| RD | LDF | Sg | 20:57:13.20 | 0.1 | 65 | 0.68 | Manual |
| RD | MFF | Pg | 20:57:25.0 | 0.18 | 160 | 1.82 | Manual |
| RD | MFF | Sg | 20:57:49.10 | -0.95 | 160 | 1.82 | Manual |