Main Features - Data Input

• Supports models with up to 1,000 stress periods, 200 layers and 250,000 cells in each model layer
• Graphical grid design tools
• Specify model parameters using Cell-by-Cell, Polygon, or Polyline tools
• Rotate and align the model grid related to the Overlay maps in AutoCAD (.dxf), SURFER BLN, or bitmap image (.bmp) formats
• Imports existing MODFLOW files and model results
• Exports model results to SURFER and ASCII files
• Import/export model parameters from/to SURFER and ASCII files
• Interpolates discrete data by means of Inverse Distance Weighting, Kriging, or Triangulation
• Telescopic Mesh Refinement for creating a local scale model from a large scale model
• Both steady state and transient models can be created
• Customize onscreen appearance of boundary conditions
• Compatible with 3D Master for 3D Visualization and animation of model output

Simulation Capabilities

• Supports and includes MODFLOW-88/96/2000, MT3D,MT3DMS, RT3D 2.5, MOC3D, PMPATH, UCODE, and PEST-ASP
• Supports Streamflow-Routing Package, Horizontal-Flow Barrier Package, Reservoir Package, and Time-Variant Specified Head Package
• Supports various equation solvers including Direct Solution Package, Link-Algebraic Multigrid Package, Strongly
• Implicit Procedure Package, and Preconditioned Conjugate-Gradient Package 2
• Generate heterogeneously-distributed parameter fields for stochastic simulation

Model Calibration

•  Automatic parameter estimation and sensitivity analysis using MODFLOW-2000, PEST-ASP, and UCODE
•  Detailed summaries of model calibration results (scatter plots and time series plots) and statistics (estimated parameter values and sensitivity values) esentations or to a clipboard for cut and paste features

Model Display

• Advanced 3D visualization and animation using 3D Master
• Interactive model display in both plan view and cross-sectional view
• Color-shaded contouring of model properties and simulation results on plan view and cross-sections
• Customizable display colors of model features, such as rivers, wells, and drains
• Display and animate pathlines and velocity vectors
• Detailed summaries of global and subregional water budget
• Print full-color, high-resolution plots to any printer or plotter
• Export screen display to graphics formats such as AutoCAD (.dxf) and Windows Bitmap (.bmp) files

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