Mulgor Logo EQ at Greymouth at 09:18:44 on 24-Sep-2019

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 3.8
Depth: 8 km
Distance: 159 km
Estimated travel time of P waves: 27 s
Estimated travel time of S waves: 47 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 3.89 0.365 100.0
T < 1 s 3.82 0.356 91.1
T > 1 s 1.33 2.1 8.9

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.