HOLZTHUM (LU) - 2021-09-22 11:29:57 - Magnitude 1.3
Last update : 2021-09-23 13:59:30 Belgian time

Main parameters

Date and time 2021-09-22 11:29:57 UTC
2021-09-22 13:29:57 Belgian time
Type Quarry blast
Magnitude ML 1.3
Region HOLZTHUM (LU)
Epicentral coordinates 49.986° N, 6.068° E Uncertainty ± 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
VIA VIANDEN 11 11:30:00.00 11:30:01.92 -
KLB KALBORN 13 11:30:00.44 11:30:02.64 -
HOU HOUVEGNEZ 41 11:30:05.25 11:30:10.66 -
MRG MONT RIGI 59 11:30:08.28 11:30:15.47 -
MEMH MEMBACH 70 11:30:10.17 11:30:18.01 -
GES GESVES 83 11:30:12.65 11:30:22.31 -

Data policy

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