This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 1.6 MLv |
| Local datetime | 2023/06/16 04:31 |
| Universal datetime | 2023/06/16 02:31 |
| Latitude | 47.57 ° ± 0.1 km |
| Longitude | -1.97 ° ± 0.0 km |
| Depth | 1 km (from location) ± 0.2 km |
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Testify !Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Pontchâteau 
|
18 | 10684 |
| Blain
|
19 | 9793 |
| Redon
|
14 | 9014 |
| Savenay
|
24 | 8679 |
| Donges
|
27 | 7961 |
| Trignac
|
34 | 7868 |
| Montoir-de-Bretagne
|
31 | 7088 |
| Guipry-Messac
|
30 | 6961 |
| Herbignac
|
29 | 6822 |
| Héric
|
30 | 6049 |
| Vigneux-de-Bretagne
|
33 | 6030 |
| Grandchamps-des-Fontaines
|
35 | 6016 |
| Missillac
|
18 | 5342 |
| Plessé
|
6 | 5248 |
| Guémené-Penfao
|
12 | 5200 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.33 |
| Azimuthal gap | 93.75 ° |
| Number of stations used | 17 |
| Number of phases used | 36 |
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 | BEGF | Pg | 02:31:11.95 | -0.09 | 283.54 | 0.21 | Manual |
| FR | BEGF | Sg | 02:31:14.69 | 0.01 | 283.54 | 0.21 | Manual |
| FR | RIAF | Pg | 02:31:16.31 | -0.24 | 97.49 | 0.45 | Manual |
| FR | RIAF | Sg | 02:31:22.7 | -0.47 | 97.49 | 0.45 | Manual |
| FR | BOUF | Pg | 02:31:17.1 | 0.14 | 151.08 | 0.46 | Manual |
| FR | BOUF | Sg | 02:31:22.90 | -0.2 | 151.08 | 0.46 | Manual |
| FR | GUEF | Pg | 02:31:18.57 | 0.03 | 305.7 | 0.55 | Manual |
| FR | GUEF | Sg | 02:31:25.76 | -0.22 | 305.7 | 0.55 | Manual |
| FR | BIMF | Pg | 02:31:24.51 | 0.04 | 254.46 | 0.87 | Manual |
| FR | BIMF | Sg | 02:31:35.54 | -0.71 | 254.46 | 0.87 | Manual |
| FR | PLEF | Pg | 02:31:26.34 | 0.24 | 345.28 | 0.96 | Manual |
| FR | PLEF | Sg | 02:31:38.57 | -0.52 | 345.28 | 0.96 | Manual |
| FR | CRNF | Pg | 02:31:27.11 | 0.37 | 115.27 | 0.99 | Manual |
| FR | CRNF | Sg | 02:31:39.100 | -0.2 | 115.27 | 0.99 | Manual |
| FR | MTNF | Pg | 02:31:27.51 | 0.05 | 46.47 | 1.03 | Manual |
| FR | MTNF | Sg | 02:31:41.7 | -0.36 | 46.47 | 1.03 | Manual |
| FR | DAUF | Pg | 02:31:28.65 | 0.01 | 84.51 | 1.1 | Manual |
| FR | DAUF | Sg | 02:31:42.73 | -0.74 | 84.51 | 1.1 | Manual |
| RD | ROSF | Pg | 02:31:30.8 | 0.11 | 311.7 | 1.17 | Manual |
| RD | ROSF | Sg | 02:31:44.91 | -0.88 | 311.7 | 1.17 | Manual |
| FR | LGIF | Pg | 02:31:30.1 | -0.08 | 160.71 | 1.17 | Manual |
| FR | LGIF | Sg | 02:31:46.2 | 0.02 | 160.71 | 1.17 | Manual |
| FR | LOUF | Pg | 02:31:30.69 | 0.11 | 22.08 | 1.2 | Manual |
| FR | LOUF | Sg | 02:31:46.14 | -0.68 | 22.08 | 1.2 | Manual |
| FR | OLIV | Pg | 02:31:36.47 | 0.11 | 284.43 | 1.51 | Manual |
| FR | OLIV | Sn | 02:31:55.79 | -0.48 | 284.43 | 1.51 | Manual |
| FR | OLIV | Sg | 02:31:56.71 | -0.15 | 284.43 | 1.51 | Manual |
| FR | SOMF | Pg | 02:31:36.75 | -0.17 | 60.92 | 1.54 | Manual |
| FR | SOMF | Sn | 02:31:57.4 | -0.01 | 60.92 | 1.54 | Manual |
| FR | SOMF | Sg | 02:31:57.84 | -0.03 | 60.92 | 1.54 | Manual |
| RD | MFF | Pg | 02:31:37.34 | -0.14 | 127.13 | 1.57 | Manual |
| RD | MFF | Sn | 02:31:57.80 | -0.05 | 127.13 | 1.57 | Manual |
| FR | SROF | Pg | 02:31:37.43 | -0.25 | 20.84 | 1.59 | Manual |
| FR | SROF | Sn | 02:31:57.84 | -0.3 | 20.84 | 1.59 | Manual |
| FR | LOCF | Pg | 02:31:37.96 | 0.13 | 314.85 | 1.6 | Manual |
| FR | LOCF | Sn | 02:31:58.33 | -0.04 | 314.85 | 1.6 | Manual |