This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.6 MLv |
| Local datetime | 2025/05/15 12:15 |
| Universal datetime | 2025/05/15 10:15 |
| Latitude | 48.21 ° ± 0.6 km |
| Longitude | -2.56 ° ± 0.7 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 
|
37 | 44372 |
| Lamballe-Armor
|
31 | 16578 |
| Pontivy
|
34 | 14606 |
| Plérin
|
40 | 14062 |
| Ploufragan
|
36 | 11546 |
| Ploërmel
|
35 | 9837 |
| Loudéac
|
14 | 9571 |
| Trégueux
|
33 | 8432 |
| Langueux
|
34 | 7692 |
| Pordic
|
45 | 7167 |
| Plédran
|
30 | 6666 |
| Montfort-sur-Meu
|
46 | 6653 |
| Le Mené
|
9 | 6417 |
| Montauban-de-Bretagne
|
37 | 5840 |
| Yffiniac
|
30 | 5010 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.59 |
| Azimuthal gap | 160.23 ° |
| Number of stations used | 6 |
| 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 |
|---|---|---|---|---|---|---|---|
| FR | GUEF | Pg | 10:15:21.96 | -0.09 | 188.34 | 0.32 | Manual |
| FR | GUEF | Sg | 10:15:26.15 | -0.13 | 188.34 | 0.32 | Manual |
| FR | PLEF | Pg | 10:15:22.47 | 0.36 | 28.11 | 0.33 | Manual |
| RD | ROSF | Pg | 10:15:24.32 | -0.85 | 285.52 | 0.49 | Manual |
| FR | PLOF | Pg | 10:15:29.41 | -0.43 | 231.93 | 0.74 | Manual |
| GB | JSA | Pg | 10:15:34.77 | -0.16 | 14.7 | 1.02 | Manual |
| FR | OLIV | Pg | 10:15:37.43 | 0.99 | 255.57 | 1.1 | Manual |
| FR | OLIV | Sg | 10:15:52.12 | 0.84 | 255.57 | 1.1 | Manual |