Mulgor Logo EQ at Christchurch at 15:40:49 on 02-Oct-2019

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 2.5
Depth: 5 km
Distance: 14 km
Estimated travel time of P waves: 2 s
Estimated travel time of S waves: 4 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 10.64 0.204 100.0
T < 1 s 8.58 0.185 97.6
T > 1 s 1.40 2.6 2.4

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.