This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 3.3 MLv |
| Local datetime | 2018/12/24 21:58 |
| Universal datetime | 2018/12/24 21:58 |
| Latitude | 40.25 ° ± 53 km |
| Longitude | -7.47 ° ± 45 km |
| Depth | 2 km (operator assigned) ± 0.0 km |
Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Porto 
|
139 | 249633 |
Salamanca 
|
172 | 162353 |
| Badajoz
|
158 | 140133 |
| Braga
|
165 | 121394 |
| Coimbra
|
80 | 106582 |
| Aveiro
|
109 | 54162 |
| Mérida
|
178 | 52423 |
| Leiria
|
127 | 45112 |
| Bragança
|
183 | 34375 |
| Castelo Branco
|
49 | 33479 |
| Santarém
|
153 | 29385 |
| Viseu
|
58 | 26364 |
| Covilhã
|
4 | 17610 |
| Vila Real
|
118 | 17001 |
| Portalegre
|
107 | 15581 |
Past seismicity
This map shows only the 14 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.22 |
| Azimuthal gap | 352.39 ° |
| Number of stations used | 7 |
| Number of phases used | 7 |
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 |
|---|---|---|---|---|---|---|---|
| ES | EALK | P | 21:59:33.72 | -0.08 | 54.45 | 5.36 | Manual |
| FR | OSSF | P | 21:59:36.13 | -0.03 | 55.1 | 5.53 | Manual |
| FR | IRAF | P | 21:59:36.38 | -0.25 | 57.94 | 5.57 | Manual |
| FR | ORDF | P | 21:59:38.67 | -0.01 | 56.7 | 5.72 | Manual |
| LC | CANF | P | 21:59:39.56 | -0.21 | 62.06 | 5.79 | Manual |
| FR | ATE | P | 21:59:40.45 | 0.47 | 58.62 | 5.81 | Manual |
| FR | REYF | P | 21:59:42.74 | 0.1 | 59.74 | 6 | Manual |