ARCUS
observed-flow plume tracer · v0
Disperse
Dispersion backend
Flight-level band
Duration (min)
Particles
Turbulence (0–0.5)
Click the map to set source
Preview runoff (terrain)
Promote to Incident
Incident kind
Structure fire
Hazmat / chemical spill
Vehicle fire
Wildfire
UN number
(optional)
Fire incident — plume + structure OSM context.
Promote to Incident
Click anywhere on the map to drop a release source.