Mulgor Logo EQ at Christchurch at 18:55:12 on 06-Jul-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 2.8
Depth: 6 km
Distance: 10 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 29.68 0.179 100.0
T < 1 s 28.48 0.174 99.7
T > 1 s 1.50 2.8 0.3

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.