Mulgor Logo EQ at Arthurs Pass at 09:54:51 on 06-Dec-2021

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 3.8
Depth: 5 km
Distance: 139 km
Estimated travel time of P waves: 24 s
Estimated travel time of S waves: 42 s

Travel times of P and S waves were derived from this website

Statistics of Signal at Port Levy
Sig. Height μm/s Sig. Period s % of Variance
Raw 5.97 0.343 100.0
T < 1 s 5.82 0.340 91.8
T > 1 s 1.62 3.2 8.2

Significant height and period are derived from a zero-crossing analysis of the wave signal after the arrival time of the p waves.
They are the averages of the highest third of the waves.