This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.3 MLv |
| Local datetime | 2023/04/21 12:47 |
| Universal datetime | 2023/04/21 10:47 |
| Latitude | 48.00 ° ± 0.2 km |
| Longitude | -4.16 ° ± 0.4 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 |
|---|---|---|
Quimper 
|
5 | 62985 |
| Concarneau
|
22 | 19050 |
| Douarnenez
|
15 | 13902 |
| Fouesnant
|
18 | 9458 |
| Pont-l'Abbé
|
16 | 8250 |
| Ergué-Gabéric
|
11 | 8208 |
| Rosporden
|
27 | 7671 |
| Crozon
|
37 | 7477 |
| Trégunc
|
30 | 7041 |
| Plonéour-Lanvern
|
13 | 6064 |
| Bannalec
|
35 | 5659 |
| Briec
|
15 | 5630 |
| Scaër
|
32 | 5380 |
| Penmarch
|
25 | 5247 |
| Châteaulin
|
23 | 5214 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.35 |
| Azimuthal gap | 138.66 ° |
| 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 |
|---|---|---|---|---|---|---|---|
| FR | OLIV | Pg | 10:47:44.89 | 0 | 172.76 | 0.08 | Manual |
| FR | CAMF | Pg | 10:47:51.7 | -0.1 | 311.42 | 0.41 | Manual |
| FR | CAMF | Sg | 10:47:57.39 | 0.82 | 311.42 | 0.41 | Manual |
| FR | PLOF | Pg | 10:47:53.94 | 0.04 | 117.2 | 0.55 | Manual |
| RD | ROSF | Pg | 10:47:56.30 | 0.04 | 60.19 | 0.68 | Manual |
| FR | LOCF | Pg | 10:47:57.53 | -0.06 | 25.36 | 0.75 | Manual |
| FR | BIMF | Pg | 10:48:00.83 | -0.18 | 135.87 | 0.94 | Manual |
| FR | BIMF | Sg | 10:48:14.3 | 0.38 | 135.87 | 0.94 | Manual |
| FR | PLEF | Pg | 10:48:07.100 | -0.1 | 67.32 | 1.32 | Manual |
| FR | PLEF | Sg | 10:48:26.48 | 0.57 | 67.32 | 1.32 | Manual |