Mulgor Logo EQ at Stratford at 09:49:52 on 31-Oct-2021

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 4.6
Depth: 203 km
Distance: 524 km
Estimated travel time of P waves: 71 s
Estimated travel time of S waves: 127 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 13.17 0.304 100.0
T < 1 s 11.69 0.281 97.6
T > 1 s 2.19 2.6 2.4

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.