Mulgor Logo EQ at Oxford at 17:34:43 on 20-Jan-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 4.0
Depth: 4 km
Distance: 56 km
Estimated travel time of P waves: 10 s
Estimated travel time of S waves: 17 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 86.52 0.226 100.0
T < 1 s 83.87 0.229 99.0
T > 1 s 7.61 1.6 1.0

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.