Mulgor Logo EQ at Haast at 07:58:03 on 07-Jan-2019

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 4.3
Depth: 5 km
Distance: 331 km
Estimated travel time of P waves: 54 s
Estimated travel time of S waves: 93 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 1.61 0.478 100.0
T < 1 s 1.36 0.327 69.5
T > 1 s 0.81 2.1 30.4

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.