Start with a deeper understanding.
Build your first 2D river model
A practical introduction to terrain, geometry, boundary conditions and reviewing your first simulation.
From rainfall to a design hydrograph
Follow a clear workflow from catchment delineation to rainfall inputs and hydrograph interpretation.
Understand a 2D flood modelling workflow
Learn how to structure model inputs, define boundaries and evaluate simulation outputs.
Explore the atlas.
From first principles to your next simulation.
Choose your field and keep moving forward.
HEC-RAS
River hydraulics & flood modelling
HEC-HMS
Rainfall–runoff & watershed models
TUFLOW
1D & 2D hydraulic simulation
QGIS and ArcGIS
Spatial analysis & terrain preparation
Civil 3D
Civil design & surface modelling
Hydrology
Catchments, rainfall & runoff
Hydraulic Engineering
Open channels & flow fundamentals
Dams and Spillways
Structures, routing & safety
Recently added.
Engineering is complex.
Finding knowledge shouldn’t be.
Flow Atlas brings hydraulic and hydrologic engineering into one organized library. Clear explanations, practical workflows and connected ideas — built for curious minds and better engineering decisions.
Explore the knowledge base ↗