Mulgor Logo EQ at Haast at 06:42:16 on 18-Jun-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 3.9
Depth: 12 km
Distance: 355 km
Estimated travel time of P waves: 50 s
Estimated travel time of S waves: 89 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 1.89 0.734 100.0
T < 1 s 1.39 0.284 30.8
T > 1 s 2.01 2.6 69.1

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.