Mulgor Logo EQ at Christchurch at 05:10:26 on 22-Jul-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 2.4
Depth: 9 km
Distance: 24 km
Estimated travel time of P waves: 4 s
Estimated travel time of S waves: 7 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 5.45 0.212 100.0
T < 1 s 4.73 0.182 83.6
T > 1 s 1.90 4.6 16.4

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.