Mulgor Logo EQ at Hanmer at 08:40:59 on 20-Jan-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 3.1
Depth: 28 km
Distance: 118 km
Estimated travel time of P waves: 19 s
Estimated travel time of S waves: 33 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 1.88 0.171 100.0
T < 1 s 1.71 0.172 87.4
T > 1 s 0.53 3.4 12.6

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.