Mulgor Logo EQ at Methven at 01:18:44 on 08-Dec-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 3.9
Depth: 4 km
Distance: 77 km
Estimated travel time of P waves: 15 s
Estimated travel time of S waves: 25 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 50.33 0.193 100.0
T < 1 s 50.06 0.197 99.2
T > 1 s 4.51 1.4 0.8

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.