This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.5 MLv |
| Local datetime | 1991/04/01 01:14 |
| Universal datetime | 1991/03/31 23:14 |
| Latitude | 44.86 ° ± 1 km |
| Longitude | 6.66 ° ± 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 
|
56 | 40895 |
| Saint-Martin-d'Hères
|
79 | 38487 |
| Meylan
|
79 | 17129 |
| Briançon
|
4 | 11625 |
| Eybens
|
79 | 10185 |
| Crolles
|
77 | 8247 |
| Saint-Jean-de-Maurienne
|
52 | 7746 |
| Vizille
|
73 | 7361 |
| Villard-Bonnot
|
74 | 7107 |
| Saint-Ismier
|
79 | 6966 |
| Gières
|
77 | 6779 |
| Domène
|
75 | 6745 |
| Embrun
|
34 | 6155 |
| Saint-Martin-d'Uriage
|
71 | 5451 |
| Montbonnot-Saint-Martin
|
78 | 5134 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.5 |
| Azimuthal gap | |
| Number of stations used | 6 |
| Number of phases used | 8 |
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 |
|---|---|---|---|---|---|---|---|
| RD | LPG | Pg | 23:14:29.0 | 0.03 | 6 | 0.64 | Manual |
| RD | LPG | Sg | 23:14:37.80 | -0.16 | 6 | 0.64 | Manual |
| RD | LPL | Pg | 23:14:29.20 | -0.09 | 4 | 0.66 | Manual |
| RD | LPL | Sg | 23:14:38.59 | 0.07 | 4 | 0.66 | Manual |
| RD | SBF | Pg | 23:14:38.59 | 0.32 | 151 | 1.14 | Manual |
| RD | SBF | Sg | 23:14:54.0 | -0.16 | 151 | 1.14 | Manual |
| RD | FRF | Pg | 23:14:41.60 | 0.34 | 181 | 1.3 | Manual |
| RD | FRF | Sg | 23:14:59.0 | -0.34 | 181 | 1.3 | Manual |