Mulgor Logo EQ at Milford Sound at 05:16:06 on 30-Mar-2021

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 4.4
Depth: 5 km
Distance: 439 km
Estimated travel time of P waves: 61 s
Estimated travel time of S waves: 109 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 1.26 0.621 100.0
T < 1 s 1.10 0.480 70.2
T > 1 s 0.69 2.1 29.7

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.