This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 2.5 MLv
Local datetime 1987/02/18 21:28
Universal datetime 1987/02/18 20:28
Latitude 44.30 ° ± 6 km
Longitude 4.07 ° ± 4 km
Depth 5 km (operator assigned) ± 0.0 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
Alès  19 40219
Bagnols-sur-Cèze  47 18258
Bollène  54 13504
Pierrelatte  50 13496
Aubenas  43 12172
Mende  53 12134
Pont-Saint-Esprit  46 10336
Le Teil  54 8677
Uzès  42 8454
Bourg-Saint-Andéol  44 7116
Saint-Christol-lez-Alès  24 7030
Laudun-l'Ardoise  52 6292
Donzère  53 5833
Saint-Privat-des-Vieux  18 5182
La Grand-Combe  9 5041

Past seismicity

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

Event details

Parameters

Evaluation status final
RMS 1.2
Azimuthal gap
Number of stations used 15
Number of phases used 10

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
RD CAF Pg 20:28:57.0 0.41 294 1.56 Manual
RD CAF Sg 20:29:17.50 -0.76 294 1.56 Manual
RD LRG Pn 20:29:00.30 1.86 116 1.86 Manual
RD LRG Sn 20:29:21.40 -2.31 116 1.86 Manual
RD RJF Pg 20:29:06.60 0.29 300 2.07 Manual
RD RJF Sg 20:29:33.59 -1.45 300 2.07 Manual
RD LPO Pg 20:29:08.0 1.26 281 2.1 Manual
RD LPO Sg 20:29:35.59 -0.19 281 2.1 Manual
RD MAF Pg 20:29:10.0 1.47 332 2.19 Manual
RD MAF Sg 20:29:38.40 -0.49 332 2.19 Manual