This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.6 MLv |
| Local datetime | 2025/06/04 12:01 |
| Universal datetime | 2025/06/04 10:01 |
| Latitude | 48.38 ° ± 0.3 km |
| Longitude | -2.41 ° ± 0.3 km |
| Depth | 0 km (operator assigned) ± 0.0 km |
Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Saint-Brieuc 
|
30 | 44372 |
| Lamballe-Armor
|
15 | 16578 |
| Dinan
|
27 | 14166 |
| Plérin
|
32 | 14062 |
| Ploufragan
|
32 | 11546 |
| Dinard
|
37 | 10027 |
| Loudéac
|
34 | 9571 |
| Trégueux
|
27 | 8432 |
| Langueux
|
26 | 7692 |
| Pordic
|
37 | 7167 |
| Pleurtuit
|
34 | 6806 |
| Plédran
|
26 | 6666 |
| Le Mené
|
14 | 6417 |
| Montauban-de-Bretagne
|
32 | 5840 |
| Yffiniac
|
22 | 5010 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.36 |
| Azimuthal gap | 101.7 ° |
| Number of stations used | 10 |
| Number of phases used | 17 |
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 |
|---|---|---|---|---|---|---|---|
| FR | PLEF | Pg | 10:01:59.68 | -0.03 | 23.9 | 0.12 | Manual |
| FR | GUEF | Pg | 10:02:07.8 | -0.06 | 197.06 | 0.52 | Manual |
| FR | GUEF | Sg | 10:02:13.67 | -0.41 | 197.06 | 0.52 | Manual |
| RD | ROSF | Pg | 10:02:07.98 | -0.33 | 265.88 | 0.58 | Manual |
| RD | ROSF | Sg | 10:02:15.63 | -0.48 | 265.88 | 0.58 | Manual |
| FR | LOUF | Pg | 10:02:12.78 | 0.3 | 67.96 | 0.8 | Manual |
| FR | LOUF | Pn | 10:02:14.90 | 0.24 | 67.96 | 0.8 | Manual |
| FR | LOUF | Sn | 10:02:27.36 | -0.47 | 67.96 | 0.8 | Manual |
| GB | JSA | Pg | 10:02:12.69 | -0.16 | 10.91 | 0.82 | Manual |
| GB | JSA | Sn | 10:02:28.3 | -0.29 | 10.91 | 0.82 | Manual |
| FR | LOCF | Pg | 10:02:14.70 | 0.57 | 290.01 | 0.89 | Manual |
| FR | MTNF | Pg | 10:02:16.98 | -0.07 | 95.36 | 1.05 | Manual |
| FR | MTNF | Sg | 10:02:30.100 | -0.24 | 95.36 | 1.05 | Manual |
| FR | SROF | Pg | 10:02:18.32 | 0.54 | 51.84 | 1.09 | Manual |
| FR | SROF | Sg | 10:02:33.14 | 0.65 | 51.84 | 1.09 | Manual |
| FR | BESN | Pg | 10:02:18.19 | -0.27 | 27.51 | 1.12 | Manual |
| FR | OLIV | Pg | 10:02:20.84 | 0.07 | 249.12 | 1.25 | Manual |