This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.3 MLv |
| Local datetime | 1990/10/22 08:20 |
| Universal datetime | 1990/10/22 07:20 |
| Latitude | 47.81 ° ± 1 km |
| Longitude | -1.34 ° ± 7 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 |
|---|---|---|
Vitré 
|
36 | 18037 |
| Segré-en-Anjou Bleu
|
38 | 17562 |
| Châteaubriant
|
10 | 11974 |
| Chantepie
|
36 | 10435 |
| Châteaugiron
|
28 | 9966 |
| Ombrée d'Anjou
|
20 | 8998 |
| Janzé
|
19 | 8279 |
| Vern-sur-Seiche
|
33 | 7911 |
| Bain-de-Bretagne
|
25 | 7331 |
| Châteaubourg
|
35 | 7064 |
| Guipry-Messac
|
37 | 6961 |
| Noyal-Châtillon-sur-Seiche
|
36 | 6919 |
| Vallons-de-l'Erdre
|
33 | 6556 |
| Noyal-sur-Vilaine
|
34 | 6008 |
| Laillé
|
33 | 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 | 5 |
| 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 | 07:20:53.20 | -0.4 | 42 | 0.3 | Manual |
| RD | LPF | Sg | 07:20:57.70 | -0.42 | 42 | 0.3 | Manual |
| RD | GRR | Pg | 07:21:00.20 | 0.09 | 29 | 0.67 | Manual |
| RD | FLN | Pg | 07:21:08.39 | -0.12 | 31 | 1.12 | Manual |
| RD | FLN | Sg | 07:21:24.0 | -0.06 | 31 | 1.12 | Manual |
| RD | LDF | Pg | 07:21:09.50 | 0.64 | 46 | 1.13 | Manual |
| RD | LDF | Sg | 07:21:25.0 | 0.33 | 46 | 1.13 | Manual |
| RD | MFF | Pg | 07:21:15.0 | 0.12 | 145 | 1.46 | Manual |
| RD | MFF | Sg | 07:21:35.0 | -0.13 | 145 | 1.46 | Manual |