Mulgor Logo EQ at Arthurs Pass at 22:31:39 on 22-Jun-2019

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 3.9
Depth: 15 km
Distance: 142 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 7.16 0.426 100.0
T < 1 s 6.73 0.439 95.8
T > 1 s 1.26 2.1 4.2

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.