Mulgor Logo EQ at Akaroa at 00:40:00 on 23-Dec-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 3.9
Depth: 24 km
Distance: 44 km
Estimated travel time of P waves: 8 s
Estimated travel time of S waves: 15 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 76.07 0.198 100.0
T < 1 s 76.75 0.204 99.6
T > 1 s 5.78 1.4 0.4

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.