Mulgor Logo EQ at Christchurch at 09:15:13 on 19-Jul-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 2.0
Depth: 5 km
Distance: 25 km
Estimated travel time of P waves: 4 s
Estimated travel time of S waves: 8 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 2.20 0.124 100.0
T < 1 s 1.98 0.111 76.1
T > 1 s 0.99 2.3 23.9

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.