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{{Infobox Model | ...is the case with finite difference and finite element models. Rather, the model is defined by “analytic elements” representing line sources and sinks s

===Map to Model Dialog=== The ''Map → Model'' dialog provides a few options for how feature objects in Map module will

...to be outside the domain of the model and is inactivated. Cells inside the model domain are made active. ...outside or inside the model domain, if the cell lies partially inside the model domain and partially out, the attribute type of the [[GMS:Feature Objects|f

{{MODFLOW Links}} ...traborehole flow that can significantly alter groundwater flow. A MODFLOW model can not use both the MNW1 and MNW2 packages, it must use one or the other.

{{MODFLOW Links}} ===Building a MODFLOW 3D Grid===

The following steps illustrate how to use the [[GMS:Horizon Conceptual Model|Horizons]] method to create HUF data .... The grid can be automatically refined around wells and cells outside the model domain can be inactivated.

{{MODFLOW Links}} ...asic Package|''Global Options\Basic Package'']] dialog brings up the [[GMS:MODFLOW Array Editor|''array editor'']].

{{MODFLOW Links}} ...e conductance to determine the amount of water that flows in or out of the model due to the boundary condition stresses.

To build a [[GMS:MODPATH|MODPATH]] model in GMS, use the following steps: !style="text-align:left;"|1. Start with a completed MODFLOW-USG Project.

{{MODFLOW Links}} ...nceptual model approach). Except for simple problems, the conceptual model approach is typically the most effective.

{{MODFLOW Links}} ...cell properties. Most cell properties are associated with a model such as MODFLOW or MT3DMS. If no models exist in the GMS project then the ''Cell Properties

{{MODFLOW Links}} In the original version of MODFLOW, specified head boundaries are defined using a combination of the [[GMS:IBO

{{MODFLOW Links}} The computational time intervals for a MODFLOW simulation are called "stress periods". The transient stresses (pumping rat

{{MODFLOW Links}} ...'' menu or by using the [[GMS:MODFLOW Conceptual Model Approach|conceptual model]] in the [[GMS:Map Module|Map module]]. Wells are specified by assigning a

{{MODFLOW Links}} ...ns/Basic_Package#Run Options|forward runs]] or for [[GMS:Model_Calibration|model calibration]] or for [[GMS:Stochastic_Modeling|stochastic modeling]].

{{MODFLOW Links}} ...However, before this command can be selected, MODFLOW must be initialized. MODFLOW is initialized as follows:

...e computed flows to the observed flows. The computed flows are part of the MODFLOW output. GMS writes the necessary files so that MODFLOW will output the computed flow for boundary conditions created in the Map mo

#A MODFLOW simulation in memory. #A MODFLOW solution in memory computed using MODFLOW 2000 with a valid head and flow field.

{{MODFLOW Links}} ...an be created using the [[GMS:MODFLOW Conceptual Model Approach|conceptual model]] in the [[GMS:Map Module|Map module]]. River attributes are typically used

:[[GMS:Building a FEMWATER Model|Building a FEMWATER Model]] :[[GMS:FEMWATER Model Input|FEMWATER Model Input]]