This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.8 MLv |
| Local datetime | 2021/04/15 11:44 |
| Universal datetime | 2021/04/15 09:44 |
| Latitude | 47.44 ° ± 7 km |
| Longitude | 8.33 ° ± 7 km |
| Depth | 0 km (operator assigned) ± 0.0 km |
Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Zürich 
|
17 | 341730 |
| Basel
|
58 | 164488 |
| Luzern
|
43 | 57066 |
| Schaffhausen
|
38 | 33863 |
| Zug
|
31 | 23435 |
| Frauenfeld
|
60 | 21979 |
Saint-Louis 
|
62 | 21177 |
| Aarau
|
23 | 15501 |
| Solothurn
|
65 | 14853 |
| Schwyz
|
52 | 14177 |
| Liestal
|
45 | 12832 |
| Sarnen
|
60 | 9410 |
| Altdorf
|
66 | 8678 |
| Stans
|
54 | 7475 |
| Huningue
|
59 | 7238 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.61 |
| Azimuthal gap | 261.32 ° |
| Number of stations used | 6 |
| Number of phases used | 9 |
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 |
|---|---|---|---|---|---|---|---|
| GR | BFO | Pg | 09:44:57.60 | -0.16 | 359.98 | 0.9 | Manual |
| GR | BFO | Sg | 09:45:10.66 | 0.75 | 359.98 | 0.9 | Manual |
| FR | ZELS | Sg | 09:45:13.38 | 0.55 | 331.79 | 0.99 | Manual |
| RA | ECH | Pg | 09:45:01.4 | -0.75 | 315.11 | 1.11 | Manual |
| RA | ECH | Sg | 09:45:16.46 | -0.31 | 315.11 | 1.11 | Manual |
| FR | ECH | Pg | 09:45:01.5 | -0.75 | 315.15 | 1.11 | Manual |
| FR | CHMF | Pg | 09:45:02.90 | 0.23 | 261.3 | 1.16 | Manual |
| FR | CHMF | Sg | 09:45:19.22 | 0.96 | 261.3 | 1.16 | Manual |
| FR | RONF | Sg | 09:45:18.23 | -0.53 | 284.2 | 1.17 | Manual |