Mulgor Logo EQ at Christchurch at 13:12:33 on 07-Dec-2019

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 2.3
Depth: 9 km
Distance: 19 km
Estimated travel time of P waves: 4 s
Estimated travel time of S waves: 6 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 5.56 0.168 100.0
T < 1 s 4.06 0.162 86.5
T > 1 s 1.41 2.4 13.5

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.