Mulgor Logo EQ at Cook Strait at 10:58:29 on 10-Apr-2021

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 4.1
Depth: 12 km
Distance: 281 km
Estimated travel time of P waves: 41 s
Estimated travel time of S waves: 72 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 1.99 1.442 100.0
T < 1 s 0.99 0.543 22.2
T > 1 s 2.06 2.3 77.7

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.