This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 3 MLv |
| Local datetime | 1981/04/23 01:09 |
| Universal datetime | 1981/04/22 23:09 |
| Latitude | 47.91 ° ± 2 km |
| Longitude | 6.52 ° ± 2 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 |
|---|---|---|
Belfort 
|
38 | 47656 |
| Épinal
|
28 | 31740 |
| Montbéliard
|
48 | 25395 |
| Vesoul
|
41 | 14916 |
| Héricourt
|
42 | 10601 |
| Capavenir Vosges
|
39 | 8862 |
| Golbey
|
33 | 8623 |
| Lure
|
25 | 8207 |
| Gérardmer
|
31 | 7967 |
| Thann
|
44 | 7780 |
| Remiremont
|
11 | 7714 |
| Luxeuil-les-Bains
|
15 | 6722 |
| Grand-Charmont
|
48 | 5699 |
| Bethoncourt
|
46 | 5647 |
| Valdoie
|
36 | 5300 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 0.6 |
| Azimuthal gap | |
| Number of stations used | 12 |
| Number of phases used | 10 |
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 | HAU | Pg | 23:09:16.50 | 0.02 | 309 | 0.15 | Manual |
| RD | HAU | Sg | 23:09:19.10 | 0.07 | 309 | 0.15 | Manual |
| RD | BSF | Pg | 23:09:17.70 | 0.37 | 114 | 0.2 | Manual |
| RD | BSF | Sg | 23:09:21.20 | 0.68 | 114 | 0.2 | Manual |
| FR | BAF | Pg | 23:09:19.70 | 0.13 | 103 | 0.33 | Manual |
| FR | BAF | Sg | 23:09:24.60 | 0.2 | 103 | 0.33 | Manual |
| RD | CDF | Pg | 23:09:26.40 | -0.09 | 45 | 0.71 | Manual |
| RD | CDF | Sg | 23:09:36.30 | -0.14 | 45 | 0.71 | Manual |
| FR | BBS | Pg | 23:09:27.80 | -0.42 | 124 | 0.8 | Manual |
| FR | BBS | Sg | 23:09:38.80 | -0.65 | 124 | 0.8 | Manual |