This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 4.2 MLv
Local datetime 1987/07/03 12:46
Universal datetime 1987/07/03 10:46
Latitude 45.37 ° ± 4 km
Longitude 7.53 ° ± 11 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
Turin  35 865263
Novara  86 100910
Asti  72 71276
Aosta  44 34062
Sion  98 28045
Albertville  94 18899
Sallanches  96 16088
Briançon  87 11625
Passy  89 10902
Chamonix-Mont-Blanc  78 8611
Saint-Jean-de-Maurienne  93 7746
Faverges-Seythenex  105 7606
Bourg-Saint-Maurice  68 7302
Ugine  97 7039
Saint-Gervais-les-Bains  82 5573

Past seismicity

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

Event details

Parameters

Evaluation status final
RMS 1
Azimuthal gap
Number of stations used 33
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 LPG Pg 10:47:08.89 -0.15 284 0.56 Manual
RD LPL Pg 10:47:09.10 -0.26 285 0.58 Manual
RD SBF Pn 10:47:23.30 -1.32 183 1.5 Manual
RD SBF Sn 10:47:45.50 -0.23 183 1.5 Manual
RD FRF Pn 10:47:30.90 0.72 200 1.91 Manual
RD FRF Sn 10:47:57.10 1.08 200 1.91 Manual
RD LRG Pn 10:47:33.59 1.05 204 2.09 Manual
RD LRG Sn 10:48:00.60 0.18 204 2.09 Manual
RD LMR Pn 10:47:34.0 0.48 200 2.16 Manual
RD LMR Sn 10:48:00.70 -1.58 200 2.16 Manual