Mulgor Logo EQ at Christchurch at 13:17:17 on 19-Jun-2023

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 1.9
Depth: 4 km
Distance: 10 km
Estimated travel time of P waves: 2 s
Estimated travel time of S waves: 3 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 7.98 0.149 100.0
T < 1 s 6.66 0.112 95.9
T > 1 s 1.19 1.7 4.1

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.