This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 2.3 MLv |
| Local datetime | 2021/10/20 08:25 |
| Universal datetime | 2021/10/20 06:25 |
| Latitude | 44.81 ° ± 0.0 km |
| Longitude | 6.62 ° ± 0.0 km |
| Depth | 10 km (from location) ± 0.1 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
|
79 | 38487 |
| Briançon
|
10 | 11625 |
| Eybens
|
78 | 10185 |
| Vif
|
79 | 8532 |
| Crolles
|
78 | 8247 |
| Saint-Jean-de-Maurienne
|
55 | 7746 |
| Vizille
|
73 | 7361 |
| Villard-Bonnot
|
75 | 7107 |
| Saint-Ismier
|
79 | 6966 |
| Gières
|
77 | 6779 |
| Domène
|
76 | 6745 |
| Embrun
|
28 | 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 | preliminary |
|---|---|
| RMS | 0.44 |
| Azimuthal gap | 38.89 ° |
| Number of stations used | 56 |
| Number of phases used | 89 |
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 | OGJA | Pg | 06:25:55.28 | 0.14 | 32.54 | 0.12 | Manual |
| FR | OGJA | Sg | 06:25:57.36 | 0.23 | 32.54 | 0.12 | Manual |
| GU | RRL | Pg | 06:25:55.98 | 0.1 | 47.9 | 0.16 | Manual |
| GU | RRL | Sg | 06:25:58.93 | 0.53 | 47.9 | 0.16 | Manual |
| FR | OGCE | Pg | 06:25:55.95 | -0.14 | 141.91 | 0.17 | Manual |
| FR | CREF | Pg | 06:25:57.33 | -0.33 | 180 | 0.26 | Manual |
| FR | CREF | Sg | 06:26:01.60 | 0.19 | 180 | 0.26 | Manual |
| FR | OGSA | Pg | 06:25:57.45 | -0.4 | 325.07 | 0.27 | Manual |
| FR | OGSA | Sg | 06:26:01.50 | -0.24 | 325.07 | 0.27 | Manual |
| FR | SURF | Pg | 06:25:59.38 | -0.01 | 157.72 | 0.36 | Manual |
| FR | SURF | Sg | 06:26:05.27 | 0.9 | 157.72 | 0.36 | Manual |
| FR | OGVG | Pg | 06:25:58.93 | -0.55 | 270.59 | 0.36 | Manual |
| FR | OGVG | Sg | 06:26:03.76 | -0.75 | 270.59 | 0.36 | Manual |
| FR | JAUF | Pg | 06:25:59.81 | -0.25 | 166.67 | 0.39 | Manual |
| FR | JAUF | Sg | 06:26:06.28 | 0.79 | 166.67 | 0.39 | Manual |
| GU | BHB | Pg | 06:26:01.32 | 0.1 | 86.94 | 0.46 | Manual |
| GU | BHB | Sg | 06:26:07.95 | 0.47 | 86.94 | 0.46 | Manual |
| GU | PZZ | Pg | 06:26:01.11 | -0.29 | 130.76 | 0.47 | Manual |
| GU | PZZ | Sg | 06:26:08.15 | 0.36 | 130.76 | 0.47 | Manual |
| RD | ORIF | Pg | 06:26:02.26 | -0.46 | 281.59 | 0.54 | Manual |
| RD | ORIF | Sg | 06:26:09.24 | -0.81 | 281.59 | 0.54 | Manual |
| GU | RSP | Pg | 06:26:03.56 | 0.3 | 53.46 | 0.57 | Manual |
| GU | RSP | Sg | 06:26:11.34 | 0.39 | 53.46 | 0.57 | Manual |
| FR | OGLC | Pg | 06:26:03.66 | -0.05 | 221.71 | 0.59 | Manual |
| FR | OGLC | Sg | 06:26:12.49 | 0.78 | 221.71 | 0.59 | Manual |
| MT | THE | Pg | 06:26:04.35 | -0.06 | 293.64 | 0.63 | Manual |
| MT | RUI | Pg | 06:26:03.82 | -0.63 | 293.73 | 0.63 | Manual |
| FR | OGS1 | Pg | 06:26:04.59 | 0.13 | 293.44 | 0.63 | Manual |
| FR | OGS1 | Sg | 06:26:12.49 | -0.5 | 293.44 | 0.63 | Manual |
| MT | GAL | Pg | 06:26:04.57 | 0.08 | 293.59 | 0.63 | Manual |
| FR | OGS3 | Pg | 06:26:04.28 | -0.23 | 294.2 | 0.63 | Manual |
| FR | OGS3 | Sg | 06:26:12.29 | -0.79 | 294.2 | 0.63 | Manual |
| FR | OGS2 | Pg | 06:26:04.65 | 0.12 | 293.66 | 0.63 | Manual |
| FR | OGS2 | Sg | 06:26:12.53 | -0.58 | 293.66 | 0.63 | Manual |
| FR | OGCY | Pg | 06:26:05.23 | 0.18 | 5.5 | 0.66 | Manual |
| MT | AVM | Pg | 06:26:05.70 | 0.22 | 281.26 | 0.69 | Manual |
| MT | AVM | Sg | 06:26:14.17 | -0.54 | 281.26 | 0.69 | Manual |
| MT | AVP | Pg | 06:26:05.37 | -0.13 | 281.14 | 0.69 | Manual |
| MT | AVP | Sg | 06:26:14.71 | -0.07 | 281.14 | 0.69 | Manual |
| FR | ISO | Pg | 06:26:05.67 | -0.06 | 153.87 | 0.7 | Manual |
| FR | ISO | Sg | 06:26:15.6 | -0.09 | 153.87 | 0.7 | Manual |
| MT | AVR | Pg | 06:26:05.5 | -0.76 | 282.11 | 0.7 | Manual |
| MT | AVR | Sg | 06:26:14.97 | -0.31 | 282.11 | 0.7 | Manual |
| FR | ENAUX | Pg | 06:26:06.5 | 0.08 | 170.94 | 0.71 | Manual |
| FR | ENAUX | Sg | 06:26:15.95 | 0.4 | 170.94 | 0.71 | Manual |
| MT | RES | Pg | 06:26:06.61 | 0.26 | 305.45 | 0.73 | Manual |
| MT | GUI | Pg | 06:26:06.82 | 0.36 | 305.25 | 0.74 | Manual |
| MT | GUI | Sg | 06:26:17.12 | 0.72 | 305.25 | 0.74 | Manual |
| GU | LSD | Pg | 06:26:06.49 | -0.03 | 29.09 | 0.74 | Manual |
| GU | LSD | Sg | 06:26:16.90 | 0.41 | 29.09 | 0.74 | Manual |
| FR | GRN | Pg | 06:26:07.63 | 0.84 | 304.86 | 0.76 | Manual |
| FR | GRN | Sg | 06:26:17.53 | 0.58 | 304.86 | 0.76 | Manual |
| GU | STV | Pg | 06:26:06.45 | -0.39 | 138.15 | 0.76 | Manual |
| GU | STV | Sg | 06:26:17.55 | 0.52 | 138.15 | 0.76 | Manual |
| GU | ENR | Pg | 06:26:07.54 | -0.42 | 135.45 | 0.82 | Manual |
| GU | ENR | Sg | 06:26:19.23 | 0.3 | 135.45 | 0.82 | Manual |
| FR | SPIF | Pg | 06:26:08.86 | -0.15 | 149.71 | 0.87 | Manual |
| FR | SPIF | Sg | 06:26:21.63 | 0.9 | 149.71 | 0.87 | Manual |
| FR | RSL | Pg | 06:26:09.77 | 0.75 | 0.12 | 0.88 | Manual |
| FR | SALSA | Pg | 06:26:10.58 | 0.48 | 177.03 | 0.93 | Manual |
| FR | MVIF | Pg | 06:26:11.60 | 0.38 | 157.24 | 0.99 | Manual |
| FR | MVIF | Sg | 06:26:25.0 | 0.52 | 157.24 | 0.99 | Manual |
| FR | PIAF | Pg | 06:26:11.9 | -0.2 | 133.97 | 1 | Manual |
| FR | PIAF | Sg | 06:26:25.6 | 0.46 | 133.97 | 1 | Manual |
| FR | TURF | Pg | 06:26:11.69 | 0.27 | 146.35 | 1 | Manual |
| FR | OGSM | Pg | 06:26:12.8 | 0.15 | 320.96 | 1.03 | Manual |
| FR | OGSM | Sg | 06:26:25.70 | 0.02 | 320.96 | 1.03 | Manual |
| GU | CIRO | Pg | 06:26:11.81 | -0.19 | 39.94 | 1.03 | Manual |
| GU | CIRO | Sg | 06:26:26.24 | 0.42 | 39.94 | 1.03 | Manual |
| GU | GBOS | Pg | 06:26:11.72 | -0.41 | 122.81 | 1.04 | Manual |
| GU | TRAV | Pg | 06:26:12.24 | -0.24 | 48.27 | 1.06 | Manual |
| GU | TRAV | Sg | 06:26:26.72 | 0.1 | 48.27 | 1.06 | Manual |
| FR | SAOF | Pg | 06:26:12.49 | -0.03 | 140.67 | 1.06 | Manual |
| FR | TRIGF | Pg | 06:26:13.52 | 0.73 | 188.31 | 1.08 | Manual |
| FR | CALF | Pg | 06:26:13.18 | 0.3 | 168.41 | 1.08 | Manual |
| FR | ESCA | Pg | 06:26:13.58 | -0.03 | 150.91 | 1.12 | Manual |
| GU | MGRO | Pg | 06:26:13.26 | -0.84 | 131.76 | 1.15 | Manual |
| GU | RORO | Pn | 06:26:15.30 | -0.77 | 123.6 | 1.25 | Manual |
| GU | CANO | Pn | 06:26:16.80 | -0.03 | 117.07 | 1.3 | Manual |
| FR | ARTF | Pg | 06:26:18.33 | 0.28 | 205.88 | 1.36 | Manual |
| CH | DIX | Pg | 06:26:18.91 | 0.38 | 23.31 | 1.38 | Manual |
| FR | SAUF | Pn | 06:26:18.51 | 0.43 | 231.7 | 1.4 | Manual |
| GU | PCP | Pn | 06:26:17.92 | -0.21 | 100.51 | 1.4 | Manual |
| GU | PCP | Sg | 06:26:37.50 | 0.08 | 100.51 | 1.4 | Manual |
| RD | FLAF | Pg | 06:26:19.80 | -0.06 | 190.61 | 1.45 | Manual |
| CH | EMBD | Pg | 06:26:22.91 | -0.35 | 30.79 | 1.64 | Manual |
| FR | OGGL | Sg | 06:26:49.46 | 0.85 | 307.64 | 1.77 | Manual |
| FR | MIGAL | Pg | 06:26:26.17 | 0.5 | 193.99 | 1.78 | Manual |
| FR | MIGAL | Sg | 06:26:49.57 | 0.65 | 193.99 | 1.78 | Manual |