This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.7 MLv |
| Local datetime | 1981/05/06 17:23 |
| Universal datetime | 1981/05/06 15:23 |
| Latitude | 49.50 ° ± 6 km |
| Longitude | -1.63 ° ± 9 km |
| Depth | 10 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 |
|---|---|---|
Cherbourg-en-Cotentin 
|
15 | 79200 |
| Saint-Lô
|
59 | 19116 |
| Vire Normandie
|
94 | 17178 |
| Bayeux
|
72 | 13121 |
| Granville
|
74 | 12580 |
| La Hague
|
22 | 11634 |
| Avranches
|
94 | 10155 |
| Carentan-les-Marais
|
37 | 10118 |
| Souleuvre en Bocage
|
83 | 8839 |
| Coutances
|
51 | 8501 |
| Valognes
|
11 | 6803 |
| Thue et Mue
|
86 | 5904 |
| Bricquebec-en-Cotentin
|
5 | 5899 |
| Cancale
|
92 | 5121 |
| Douvres-la-Délivrande
|
93 | 5062 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.9 |
| Azimuthal gap | 327 ° |
| Number of stations used | 4 |
| 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 | FLN | Pg | 15:23:43.50 | 0.55 | 134 | 1.06 | Manual |
| RD | FLN | Sg | 15:23:59.20 | 1.46 | 134 | 1.06 | Manual |
| RD | GRR | Pg | 15:23:46.20 | 0.12 | 155 | 1.22 | Manual |
| RD | GRR | Sg | 15:24:03.0 | -0.18 | 155 | 1.22 | Manual |
| RD | SSC | Pg | 15:23:48.0 | -0.62 | 132 | 1.36 | Manual |
| RD | SSC | Sg | 15:24:06.40 | -1.18 | 132 | 1.36 | Manual |
| RD | LPF | Pg | 15:23:51.60 | -0.03 | 165 | 1.52 | Manual |
| RD | LPF | Sg | 15:24:12.80 | -0.01 | 165 | 1.52 | Manual |