| Type | Earthquake |
| Magnitude | 2.6 MLv |
| Local datetime | 1981/09/17 16:23 |
| Universal datetime | 1981/09/17 14:23 |
| Latitude | 45.13 ° ± 3 km |
| Longitude | 4.04 ° ± 4 km |
| Depth | 5 km (operator assigned) ± 0.0 km |
Near cities
| Name | Distance (km) | Population |
|---|---|---|
| Saint-Étienne |
43 | 172565 |
| Le Puy-en-Velay |
16 | 18995 |
| Firminy |
34 | 17135 |
| Saint-Just-Saint-Rambert |
43 | 15083 |
| Le Chambon-Feugerolles |
37 | 12317 |
| Roche-la-Molière |
40 | 9697 |
| Monistrol-sur-Loire |
21 | 8718 |
| Unieux |
36 | 8597 |
| Villars |
45 | 7970 |
| La Ricamarie |
40 | 7906 |
| Yssingeaux |
7 | 7202 |
| Saint-Genest-Lerpt |
43 | 6131 |
| Saint-Priest-en-Jarez |
46 | 6120 |
| Aurec-sur-Loire |
30 | 6111 |
| Sainte-Sigolène |
20 | 5959 |
Past seismicity
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.9 |
| Azimuthal gap | |
| Number of stations used | 12 |
| Number of phases used | 13 |
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 | CAF | Pg | 14:23:27.80 | 0.33 | 262 | 1.41 | Manual |
| RD | MZF | Pg | 14:23:29.60 | 0.53 | 317 | 1.5 | Manual |
| RD | MZF | Sg | 14:23:50.40 | 0.5 | 317 | 1.5 | Manual |
| RD | SMF | Pg | 14:23:29.60 | 0.16 | 355 | 1.52 | Manual |
| RD | SMF | Sg | 14:23:50.80 | 0.25 | 355 | 1.52 | Manual |
| RD | AVF | Pg | 14:23:32.9 | -1.26 | 344 | 1.72 | Manual |
| RD | TCF | Pg | 14:23:34.40 | 1.07 | 313 | 1.72 | Manual |
| RD | AVF | Sg | 14:23:56.20 | -1.1 | 344 | 1.72 | Manual |
| RD | TCF | Sg | 14:23:57.80 | 0.54 | 313 | 1.72 | Manual |
| RD | RJF | Pg | 14:23:34.80 | 0.23 | 276 | 1.79 | Manual |
| RD | RJF | Sg | 14:23:58.80 | -0.59 | 276 | 1.79 | Manual |
| RD | LSF | Sg | 14:24:08.80 | -0.16 | 303 | 2.08 | Manual |
| RD | LFF | Sg | 14:24:17.40 | -0.13 | 266 | 2.34 | Manual |