This event was reviewed by an analyst and confirmed.
| Type | Earthquake |
| Magnitude | 3 MLv |
| Local datetime | 1985/04/02 02:56 |
| Universal datetime | 1985/04/02 00:56 |
| Latitude | 50.18 ° ± 7 km |
| Longitude | 2.84 ° ± 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 |
|---|---|---|
Arras 
|
13 | 41019 |
| Hénin-Beaumont
|
27 | 26022 |
| Avion
|
25 | 17622 |
| Méricourt
|
25 | 11363 |
| Albert
|
24 | 9928 |
| Sallaumines
|
27 | 9715 |
| Rouvroy
|
25 | 8738 |
| Billy-Montigny
|
27 | 8150 |
| Achicourt
|
12 | 7799 |
| Saint-Laurent-Blangy
|
14 | 6606 |
| Cuincy
|
26 | 6435 |
| Beaurains
|
9 | 5662 |
| Dainville
|
14 | 5646 |
| Lambres-lez-Douai
|
25 | 5125 |
| Brebières
|
22 | 5023 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | final |
|---|---|
| RMS | 1.3 |
| Azimuthal gap | |
| Number of stations used | 18 |
| 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 | LDF | Pg | 00:57:05.70 | 0.98 | 232 | 2.5 | Manual |
| RD | LDF | Sg | 00:57:39.9 | -0.31 | 232 | 2.5 | Manual |
| RD | FLN | Pg | 00:57:06.80 | 0.45 | 238 | 2.59 | Manual |
| RD | FLN | Sg | 00:57:39.80 | -2.43 | 238 | 2.59 | Manual |
| FR | VITF | Sg | 00:57:48.20 | -2.35 | 132 | 2.85 | Manual |
| FR | GRC | Pg | 00:57:14.30 | 2.32 | 177 | 2.89 | Manual |
| FR | GRC | Sg | 00:57:53.30 | 1.32 | 177 | 2.89 | Manual |
| RD | LOR | Pn | 00:57:04.69 | 0.71 | 167 | 2.99 | Manual |
| RD | LOR | Sn | 00:57:40.90 | -1.59 | 167 | 2.99 | Manual |
| RD | LOR | Sg | 00:57:56.0 | 0.77 | 167 | 2.99 | Manual |