The items under Model Selection are used to select the model that is being edited such as MODFLOW 6, MODFLOW-2005, MODFLOW-NWT, or SUTRA.
Table 13. Model Menu
| Menu Item | Explanation | 
| MODFLOW 6 | Make MODFLOW 6 the active model. | 
| MODFLOW-2005 | Make MODFLOW-2005 the active model. | 
| Make MODFLOW-LGR version 1 the active model. | |
| MODFLOW-LGR V2 | Make MODFLOW-LGR version 2 the active model. | 
| MODFLOW-NWT | Make MODFLOW-NWT the active model. The Upstream Weighting package and Newton Solver can be used in MODFLOW-NWT but not in MODFLOW-2005. | 
| MODFLOW-CFP | Make MODFLOW-CFP the active model. The Conduit Flow Process can only be used with MODFLOW-CFP | 
| MODFLOW-OWHM | Make MODFLOW-OWHM the active model. | 
| PHAST | Make PHAST the active model. | 
| SUTRA 2.2 | Make SUTRA version 2.2 the active model. | 
| SUTRA 3.0 | Make SUTRA version 3.0 the active model. | 
| Make a Groundwater Withdrawal Footprint the active model. | |