MODFLOW-USG TVM Package Workflow

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To use the Time-Variant Materials (TVM) package in an existing MODFLOW-USG Transport project, use the following processes:

1. Begin with an existing MODFLOW-USG Transport project.
The existing model can be created using the conceptual model or grid based approach.
2. Activate the time-variant matrerials package.
  1. Select MODFLOW | Global Options.
  2. In the MODFLOW Global/Basic Package dialog, select the Packages button.
  3. In the MODFLOW Packages/Processes dialog, select the TVM – Time-Variant Materials option.
3. Add TVM data.
  1. Select the MODFLOW | Optional Packages | TVM – Time-Variant Materials Package menu command.
  2. Enter time-variant materials data in the TVM Package dialog.
4. Run MODFLOW-USG.
  1. Save Save Macro.svg the project.
  2. Run MODFLOW Run MODFLOW Macro.svg.