This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2020/10/21 12:59
Universal datetime 2020/10/21 10:59
Latitude 46.97 ° ± 4 km
Longitude -0.27 ° ± 4 km
Depth 0 km (operator assigned) ± 0.0 km
See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Saumur  36 26734
Chemillé-en-Anjou  44 21392
Bressuire  20 19519
Thouars  1 13990
Doué-en-Anjou  25 11005
Brissac Loire Aubance  43 10807
Parthenay  36 10267
Gennes-Val-de-Loire  41 8724
Mauléon  37 8519
Chinon  45 8242
Lys-Haut-Layon  25 7880
Loudun  28 6747
Bellevigne-en-Layon  40 5730
Nueil-les-Aubiers  25 5541
Moncoutant-sur-Sèvre  38 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.52
Azimuthal gap 92.7 °
Number of stations used 9
Number of phases used 12

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
FR CRNF Pg 10:59:26.46 -0.13 302.82 0.31 Manual
FR GIZF Pg 10:59:31.54 0.64 35.52 0.54 Manual
FR CHIF Pg 10:59:37.28 0.86 186.65 0.84 Manual
FR GNEF Pg 10:59:38.62 0.04 154.3 0.96 Manual
FR GNEF Sg 10:59:52.2 0.52 154.3 0.96 Manual
FR BOUF Pg 10:59:38.16 -0.45 282.17 0.96 Manual
FR BOUF Sg 10:59:51.68 0.12 282.17 0.96 Manual
FR SDOF Pg 10:59:42.74 -0.64 221.07 1.21 Manual
FR GARF Pg 10:59:45.6 -0.96 108.8 1.36 Manual
FR ABJF Pn 10:59:47.84 -0.43 152.53 1.57 Manual
FR GUEF Pg 10:59:55.11 0.35 300.68 1.85 Manual
FR GUEF Sg 11:00:20.46 0.08 300.68 1.85 Manual