Mulgor Logo EQ at Kaikoura at 13:03:09 on 09-Dec-2021

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 3.9
Depth: 13 km
Distance: 157 km
Estimated travel time of P waves: 25 s
Estimated travel time of S waves: 45 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 8.09 0.274 100.0
T < 1 s 7.85 0.274 97.2
T > 1 s 1.07 1.8 2.8

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.