Mulgor Logo EQ at Hokitika at 11:55:38 on 05-May-2021

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 4.2
Depth: 5 km
Distance: 168 km
Estimated travel time of P waves: 28 s
Estimated travel time of S waves: 49 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 11.06 0.341 100.0
T < 1 s 10.49 0.324 95.0
T > 1 s 2.36 1.7 5.0

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.