This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 1.7 MLv |
| Local datetime | 1997/07/21 01:57 |
| Universal datetime | 1997/07/20 23:57 |
| Latitude | 48.85 ° ± 4 km |
| Longitude | -2.63 ° ± 4 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-Brieuc 
|
39 | 44372 |
| Lamballe-Armor
|
41 | 16578 |
| Plérin
|
36 | 14062 |
| Ploufragan
|
42 | 11546 |
| Dinard
|
49 | 10027 |
| Trégueux
|
42 | 8432 |
| Langueux
|
39 | 7692 |
| Paimpol
|
32 | 7172 |
| Pordic
|
35 | 7167 |
| Binic-Étables-sur-Mer
|
30 | 7068 |
| Guingamp
|
50 | 6895 |
| Pleurtuit
|
51 | 6806 |
| Plédran
|
46 | 6666 |
| Ploumagoar
|
50 | 5434 |
| Yffiniac
|
43 | 5010 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 1 |
| Azimuthal gap | |
| Number of stations used | 7 |
| Number of phases used | 10 |
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 | SGMF | Pg | 23:57:15.60 | 1.19 | 175 | 0.6 | Manual |
| RD | SGMF | Sg | 23:57:23.50 | 0.64 | 175 | 0.6 | Manual |
| RD | ROSF | Pg | 23:57:15.80 | 0.12 | 220 | 0.67 | Manual |
| RD | ROSF | Sg | 23:57:24.0 | -1.06 | 220 | 0.67 | Manual |
| RD | QUIF | Pg | 23:57:22.10 | 0.22 | 201 | 1 | Manual |
| RD | QUIF | Sg | 23:57:35.20 | -0.66 | 201 | 1 | Manual |
| RD | GRR | Pg | 23:57:27.10 | 0.27 | 111 | 1.27 | Manual |
| RD | GRR | Sg | 23:57:44.20 | -0.26 | 111 | 1.27 | Manual |
| RD | FLN | Pg | 23:57:30.60 | 0.79 | 93 | 1.43 | Manual |
| RD | FLN | Sg | 23:57:48.20 | -1.43 | 93 | 1.43 | Manual |