This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude -0.1 MLv
Local datetime 2023/06/20 20:40
Universal datetime 2023/06/20 18:40
Latitude 46.20 ° ± 0.1 km
Longitude -0.72 ° ± 0.1 km
Depth 4 km (from location) ± 0.1 km

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See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Niort  24 58707
Rochefort  34 24151
Fontenay-le-Comte  29 13226
Aytré  31 8725
Périgny  29 8428
Tonnay-Charente  29 8010
Lagord  33 7048
Chauray  31 7006
Saint-Jean-d'Angély  33 6976
Surgères  11 6807
Puilboreau  30 6182
Châtelaillon-Plage  31 5846
Nieul-sur-Mer  34 5759
Aiffres  25 5506
Dompierre-sur-Mer  27 5482

Past seismicity

  This map shows only the 50 most significant earthquakes around this event.

Event details

Parameters

Evaluation status preliminary
RMS 0.07
Azimuthal gap 52.42 °
Number of stations used 12
Number of phases used 17

Webservices

The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :

QuakeML GeoJSON Text

Phases

Network Station Phase Time Residual (s) Azimuth (°) Distance (°) Mode
Z4 LC07 Pg 18:40:43.19 0.07 168.8 0.01 Manual
Z4 LC07 Sg 18:40:43.74 0.1 168.8 0.01 Manual
Z4 LC01 Pg 18:40:43.27 -0.02 8.83 0.02 Manual
Z4 LC03 Pg 18:40:43.40 0.09 286.26 0.03 Manual
Z4 LC03 Sg 18:40:43.93 -0.03 286.26 0.03 Manual
Z4 LC02 Sg 18:40:44.4 0 73.61 0.03 Manual
Z4 LC14 Sg 18:40:44.41 0.02 338.67 0.04 Manual
Z4 LC15 Pg 18:40:43.55 -0.02 30.27 0.04 Manual
Z4 LC15 Sg 18:40:44.37 -0.03 30.27 0.04 Manual
Z4 LC06 Pg 18:40:43.48 -0.09 236.63 0.04 Manual
Z4 LC17 Pg 18:40:43.53 -0.05 124.85 0.04 Manual
Z4 LC17 Sg 18:40:44.40 -0.03 124.85 0.04 Manual
Z4 LC16 Sg 18:40:44.38 -0.05 105.46 0.04 Manual
Z4 LC08 Pg 18:40:43.54 -0.06 190.9 0.04 Manual
Z4 LC08 Sg 18:40:44.29 -0.15 190.9 0.04 Manual
Z4 LC05 Sg 18:40:44.88 0.08 342.42 0.06 Manual
Z4 LC13 Pg 18:40:44.20 0.11 21.29 0.08 Manual