This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.5 MLv |
| Local datetime | 1991/05/30 06:23 |
| Universal datetime | 1991/05/30 04:23 |
| Latitude | 48.78 ° ± 3 km |
| Longitude | -1.64 ° ± 6 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 |
|---|---|---|
Saint-Malo 
|
30 | 46097 |
| Fougères
|
58 | 20418 |
| Saint-Lô
|
55 | 19116 |
| Vire Normandie
|
56 | 17178 |
| Dinan
|
48 | 14166 |
| Granville
|
7 | 12580 |
| Avranches
|
25 | 10155 |
| Dinard
|
36 | 10027 |
| Souleuvre en Bocage
|
61 | 8839 |
| Coutances
|
34 | 8501 |
| Pleurtuit
|
38 | 6806 |
| Saint-Hilaire-du-Harcouët
|
43 | 6094 |
| Combourg
|
42 | 5940 |
| Dol-de-Bretagne
|
28 | 5693 |
| Cancale
|
20 | 5121 |
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 | 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 | GRR | Pg | 04:23:21.10 | 0.34 | 127 | 0.65 | Manual |
| RD | GRR | Sg | 04:23:30.50 | 0.63 | 127 | 0.65 | Manual |
| RD | FLN | Pg | 04:23:23.10 | 0.21 | 91 | 0.76 | Manual |
| RD | FLN | Sg | 04:23:33.59 | 0.01 | 91 | 0.76 | Manual |
| RD | LPF | Pg | 04:23:24.20 | -0.28 | 152 | 0.85 | Manual |
| RD | LPF | Sg | 04:23:36.9 | -0.26 | 152 | 0.85 | Manual |
| RD | LDF | Pg | 04:23:27.60 | -0.09 | 100 | 1.02 | Manual |
| RD | LDF | Sg | 04:23:41.40 | -0.53 | 100 | 1.02 | Manual |