TREX

Two-Dimensional Runoff Erosion and Export

Two-Dimensional Runoff Erosion and Export (TREX) is a watershed model that expands CASC2D to include rainfall-runoff, overland flow, pollutant transport, and flooding processes.

Developer
Colorado State University
Model Information
For more information about this model, go to www.engr.colostate.edu
Spatial Resolution
The spatial resolution is defined by the user specified grid.
Temporal Resolution
Variable time steps are possible and based on system flows.
Outputs
Outputs specifics include water quality characteristics.
Intended User
practitioner
Model Type
watershed
Inclusion of Climate Change
Climate parameters can be included through manual adjustment of input parameters.
Geographic Region
generalized
Data Requirements
data provided by the user
Source Code Availability
open source
Dimensions
2d
Computational Burden
medium
Scenario Modeling
batch mode likely
Coding Language
C/C++
Operating System
not applicable
Mathematical Approach
deterministic, numerical
Maintenance Plan
maintained
Date of Last Known Update
not available
User Manual
go to documentation at www.engr.colostate.edu