This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.5 MLv |
| Local datetime | 1987/04/12 04:03 |
| Universal datetime | 1987/04/12 02:03 |
| Latitude | 44.97 ° ± 2 km |
| Longitude | 6.40 ° ± 6 km |
| Depth | 5 km (operator assigned) ± 0.0 km |
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Testify !Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Gap 
|
51 | 40895 |
| Saint-Martin-d'Hères
|
55 | 38487 |
| Meylan
|
55 | 17129 |
| Briançon
|
21 | 11625 |
| Eybens
|
55 | 10185 |
| Crolles
|
53 | 8247 |
| Saint-Jean-de-Maurienne
|
34 | 7746 |
| Vizille
|
50 | 7361 |
| Villard-Bonnot
|
51 | 7107 |
| Saint-Ismier
|
55 | 6966 |
| Gières
|
53 | 6779 |
| Domène
|
51 | 6745 |
| Embrun
|
44 | 6155 |
| Saint-Martin-d'Uriage
|
47 | 5451 |
| Montbonnot-Saint-Martin
|
54 | 5134 |
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 | 9 |
| Number of phases used | 9 |
Webservices
The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :
Phases
| Network | Station | Phase | Time | Residual (s) | Azimuth (°) | Distance (°) | Mode |
|---|---|---|---|---|---|---|---|
| FR | GDM | Sg | 02:04:00.50 | -1.36 | 319 | 0.31 | Manual |
| FR | PCHF | Pg | 02:04:00.0 | 1.79 | 313 | 0.36 | Manual |
| FR | SURF | Pg | 02:04:00.0 | -1.99 | 149 | 0.57 | Manual |
| RD | LPG | Pg | 02:04:02.8 | -0.08 | 25 | 0.58 | Manual |
| RD | LPG | Sg | 02:04:10.30 | -0.02 | 25 | 0.58 | Manual |
| RD | LPL | Pg | 02:04:02.50 | 0.12 | 23 | 0.59 | Manual |
| RD | LPL | Sg | 02:04:10.70 | 0.01 | 23 | 0.59 | Manual |
| RD | SBF | Pg | 02:04:18.0 | 1.77 | 146 | 1.33 | Manual |
| RD | SBF | Sg | 02:04:34.59 | -0.2 | 146 | 1.33 | Manual |