Himalayan Transboundary Mudslide & Upstream Watershed Risk Model

Tibet (Upstream Glacial Basin) → Nepal (Downstream Gorge Corridor)

Active Incident: 550+ Missing Baseline
Transboundary Geomorphic Alert: Sudden upstream landslide damming on Tibetan glacial tributaries poses catastrophic debris flood risk to downstream Nepal border passes (Rasuwagadhi / Tatopani corridors).

Simulation Controls

Peak Breach Discharge
14,280 m³/s
Surge Velocity
18.4 m/s
Arrival at Border Checkpoint
24.2 min
Debris Wave Height
14.8 m
Corridor Vulnerability
CRITICAL (92/100)

Transboundary Elevation Transect & Dynamic Surge Wave

Distance: 0 km (Tibet Basin) → 60 km (Nepal Valley)

Downstream Settlement & Infrastructure Exposure Ledger

Station / Pass Territory Distance Elevation Wave Arrival Surge Depth Scour Risk Status
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