Japan Tectonic Subduction & Tsunami Simulator

STATE: STRAIN ACCUMULATION

JAPAN TRENCH METRICS

MOMENT MAGNITUDE

8.1Mw

SEAFLOOR UPLIFT

4.2m

OPEN OCEAN SPEED

700km/h

DEEP OCEAN WAVE

0.8m

COASTAL AMP (SHOALING)

14.3m

COASTAL ARRIVAL TIME

14.0min

HISTORICAL RUPTURE PRESETS

ACTION & RUPTURE TRIGGER

VIEW MODE

GEODYNAMIC PARAMETERS

Plate Convergence Speed 8.3 cm/yr

Fault Friction Locking 0.85

Fault Dip Angle 15°

Rupture Hypocenter Depth 24 km

Fault Slip Amount 12.5 m

Japan Trench Bathymetric Depth 6000 m

Coastal Epicentral Distance 120 km

PHYSICS DIAGNOSTIC REPORT

A magnitude 8.1 megathrust rupture at 24 km hypocenter depth produces 4.2m vertical seafloor uplift. This generates a 0.8m open-ocean gravity wave propagating at 700 km/h, amplifying to 14.3m coastal shoaling in 14.0 minutes.