This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 0.4 MLv
Local datetime 2023/06/20 23:38
Universal datetime 2023/06/20 21:38
Latitude 46.18 ° ± 0.0 km
Longitude -0.73 ° ± 0.0 km
Depth 2 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  26 58707
Rochefort  33 24151
Fontenay-le-Comte  31 13226
Aytré  30 8725
Périgny  28 8428
Tonnay-Charente  27 8010
Lagord  33 7048
Chauray  33 7006
Saint-Jean-d'Angély  31 6976
Surgères  9 6807
Puilboreau  30 6182
Châtelaillon-Plage  30 5846
Nieul-sur-Mer  34 5759
Aiffres  27 5506
Dompierre-sur-Mer  26 5482

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.05
Azimuthal gap 85.59 °
Number of stations used 18
Number of phases used 33

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 LC08 Pg 21:38:04.43 0.01 188.98 0.03 Manual
Z4 LC08 Sg 21:38:05.3 0.09 188.98 0.03 Manual
Z4 LC03 Pg 21:38:04.44 0 318.44 0.03 Manual
Z4 LC03 Sg 21:38:05.7 0.08 318.44 0.03 Manual
Z4 LC06 Pg 21:38:04.51 0.02 255.7 0.03 Manual
Z4 LC02 Pg 21:38:04.57 -0.03 52.86 0.04 Manual
Z4 LC02 Sg 21:38:05.30 0.06 52.86 0.04 Manual
Z4 LC01 Pg 21:38:04.59 -0.01 11.04 0.04 Manual
Z4 LC01 Sg 21:38:05.23 -0.02 11.04 0.04 Manual
Z4 LC17 Pg 21:38:04.59 -0.04 103.39 0.04 Manual
Z4 LC17 Sg 21:38:05.27 -0.03 103.39 0.04 Manual
Z4 LC16 Pg 21:38:04.69 -0.04 85.46 0.05 Manual
Z4 LC16 Sg 21:38:05.45 0 85.46 0.05 Manual
Z4 LC14 Pg 21:38:04.86 -0.03 348.17 0.06 Manual
Z4 LC14 Sg 21:38:05.82 0.1 348.17 0.06 Manual
Z4 LC09 Pg 21:38:04.89 -0.01 285.15 0.06 Manual
Z4 LC09 Sg 21:38:05.76 0.02 285.15 0.06 Manual
Z4 LC15 Pg 21:38:04.88 -0.04 25.93 0.06 Manual
Z4 LC15 Sg 21:38:05.73 -0.05 25.93 0.06 Manual
Z4 LC04 Pg 21:38:04.94 -0.03 31.41 0.06 Manual
Z4 LC04 Sg 21:38:05.86 0 31.41 0.06 Manual
Z4 LC18 Pg 21:38:05.0 -0.04 320.56 0.07 Manual
Z4 LC05 Pg 21:38:05.17 -0.01 349.03 0.07 Manual
Z4 LC05 Sg 21:38:06.29 0.09 349.03 0.07 Manual
Z4 LC11 Pg 21:38:05.52 0.05 54.03 0.09 Manual
Z4 LC11 Sg 21:38:06.84 0.14 54.03 0.09 Manual
Z4 LC13 Pg 21:38:05.61 0.06 20.12 0.1 Manual
Z4 LC13 Sg 21:38:06.88 0.06 20.12 0.1 Manual
Z4 LC10 Pg 21:38:05.67 0 310.15 0.1 Manual
Z4 LC12 Pg 21:38:05.76 0.03 23.12 0.11 Manual
Z4 LC12 Sg 21:38:07.15 0.04 23.12 0.11 Manual
FR CHIF Pg 21:38:08.7 0.02 102.66 0.23 Manual
FR CHIF Sg 21:38:10.97 -0.12 102.66 0.23 Manual