Mulgor Logo EQ at Christchurch at 08:13:33 on 01-May-2019

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 3.5
Depth: 12 km
Distance: 24 km
Estimated travel time of P waves: 5 s
Estimated travel time of S waves: 8 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 73.55 0.266 100.0
T < 1 s 73.13 0.278 99.9
T > 1 s 2.69 1.5 0.1

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.