ALSDORF (DE) - 2021-01-03 10:50:45 - Magnitude 0.4
Last update : 2021-01-06 08:40:04 Belgian time

Main parameters

Date and time 2021-01-03 10:50:45 UTC
2021-01-03 11:50:45 Belgian time
Type Earthquake
Magnitude ML 0.4
Region ALSDORF (DE)
Epicentral coordinates 50.841° N, 6.175° E Uncertainty ± 0.9 km
Depth of hypocenter 15.4 ± 0.9 km

Data source : ROB (Royal Observatory of Belgium)

Location map

Quake measurements

Measurements by the Belgian seismic network
Station Epicentral
distance (km)
P-Wave arrival (hh:mm:ss.ss) S-Wave arrival (hh:mm:ss.ss) Maximal ground
displacement (nm)
Code Place
MEMH MEMBACH 28 10:50:50.68 10:50:54.43 3.6
TNL TERNELL 29 10:50:50.76 10:50:54.80 -
EBN EBEN-EMAEL 36 10:50:51.79 10:50:56.01 -
MRG MONT RIGI 37 10:50:52.00 10:50:57.08 1.5
CLA CLAVIER 77 10:50:59.02 10:51:11.05 -
Measurements by the German seismic network of Bensberg (University of Cologne)
Station Epicentral
distance (km)
P-Wave arrival (hh:mm:ss.ss) S-Wave arrival (hh:mm:ss.ss) Maximal ground
displacement (nm)
Code Place
BA30 DÜRWISS 7 10:50:48.50 10:50:50.02 -
DRE DREILÄGERBACH 20 10:50:49.43 10:50:52.61 -
KLL KALLTALSPERRE 24 10:50:49.86 10:50:53.30 -
BA02 STOLBERG (ACCELEROMETER) 8 - 10:50:50.10 -
BA01 11 - 10:50:50.73 -
Measurements by the Dutch seismic network of KNMI (Royal Netherlands Meteorological Institute)
Station Epicentral
distance (km)
P-Wave arrival (hh:mm:ss.ss) S-Wave arrival (hh:mm:ss.ss) Maximal ground
displacement (nm)
Code Place
ROLD ROLDUC 7 10:50:47.91 10:50:50.51 -
HGN HEIMANSGROEVE 19 10:50:49.50 10:50:52.57 -
TERZ TERZIET 21 10:50:49.67 10:50:52.84 -
MAME MAMELIS 15 - 10:50:51.62 -

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