Mulgor Logo EQ at Christchurch at 14:45:47 on 17-Jan-2019

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 2.4
Depth: 3 km
Distance: 17 km
Estimated travel time of P waves: 3 s
Estimated travel time of S waves: 5 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 10.02 0.218 100.0
T < 1 s 9.56 0.195 97.7
T > 1 s 1.26 2.5 2.3

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.