HEC-HMS Tutorials and Guides Current: Applying Debris Yield Methods in HEC-HMS PDF Download PDF Download page Applying Debris Yield Methods in HEC-HMS. Current page Include child pages All pages Applying Debris Yield Methods in HEC-HMS Introduction to the Debris Yield Methods Task 1: Quick Debris Yield Modeling based on Field Data (with New Debris Volume Conversion to Mass with Unit Weight/Density) Task 2: Debris Yield Modeling without Debris Basin (with New Debris Volume Conversion to Mass Unit Weight/Density) Task 3: Debris Yield Modeling with Debris Basin (with New Debris Volume Conversion to Mass with Unit Weight/Density) Task 4: Debris Flow Modeling using Debris Channel Routing Method ×