Mulgor Logo EQ at Christchurch at 21:59:26 on 16-Dec-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 2.6
Depth: 7 km
Distance: 27 km
Estimated travel time of P waves: 5 s
Estimated travel time of S waves: 8 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 7.01 0.198 100.0
T < 1 s 6.36 0.173 94.2
T > 1 s 1.63 2.3 5.8

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.