GMS:GMS User Manual

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GMS User Manual (v8.1)

The Groundwater Modeling System

1 Learning GMS

What is GMS?

Tutorials

2 Set Up

System Requirements

64 bit

License Agreement

Registering GMS

Register

USB Network Lock

Community Edition

Graphics Card Troubleshooting

3 General Tools

Project Explorer

Units

CAD Options

Animations

Annotations

Preferences

Contour Options

Color Ramp

Data Set Files

Materials

Classify Material Zones

Data Sets

The GMS Screen

Tool Palettes

The Edit Menu

The File Menu

The Display Menu

Display Options

Drawing Grid Options

Vectors

Display Theme

Lighting Options

Plot Axes

Map to MODFLOW

Map to Models

Map to Modules

Temporal Discretization

Cross Sections

Cross-Section Options

Convert Cross Section To Coverage

Projections

Coordinate Systems

Coordinate Conversions

CPP Coordinate System

Geographic Coordinate System

Local Coordinate System

Coordinate Transformation

4 Interpolation

Interpolation

Interpolation Commands

Steady State vs. Transient Interpolation

Linear

Inverse Distance Weighted

Computation of Interpolation Weights

Shepards Method

Gradient Plane Nodal Functions

Quadratic Nodal Functions

Subset Definition

Clough-Tocher

Natural Neighbor

Jackknifing

Kriging

Kriging Options

3D Kriging

Variogram Editor

3D Interpolation Options

5 Modules

5.1 TIN Module

TIN Module

Creating a TIN

Editing a TIN

Converting TINS to Other Data Types

Building Solids and 3D Meshes with TINs

Triangulation

TIN Files

TIN Settings

TIN Display Options

TIN Tool Palette

5.2 Boreholes Module

Boreholes Module

Creating and Editing Boreholes

Borehole Display Options

Borehole Hydrogeologic Units

Converting Borehole Data

Borehole Cross Sections

Including Borehole Cross Sections

Horizons

Horizon Conceptual Model

Horizons Applications

Horizons to HUF

Horizons Wizard

Horizons to Solids

Borehole Tool Palette

5.3 Solid Module

Solid Module

Solid Properties

Solid Primitives

Solids to Layered Mesh

Solids to HUF

Solids to MODFLOW Command

Boundary Matching

Grid Overlay

Grid Overlay with Keq

Solid Display Options

Solid Module Tool Palette

5.4 2D Mesh Module

2D Mesh Module

Creating a 2D Mesh

Editing 2D Meshes

2D Mesh Settings

Converting a 2D Mesh to other types of Data

Element types

2D Mesh Display Options

2D Mesh Polygon Attributes

2D Mesh Tool Palette

5.5 2D Grid Module

2D Grid Module

2D Grid Types

Creating and Editing 2D Grids

Converting 2D Grids

2D Grid Display Options

2D Grid Tool Palette

5.6 2D Scatter Point Module

2D Scatter Point Module

Creating and Editing 2D Scatter Point Sets

Interpolating with 2D Scatter Points

Converting 2D Scatter Points to Other Types of Data

Gaussian Field Generator

Active/Inactive Points

2D Interpolation Options

2D Scatter Point Display Options

2D Scatter Point Tool Palette

5.7 3D Mesh Module

3D Mesh Module

3D Element Types

Creating a 3D Mesh

Editing a 3D Mesh

Iso Surfaces

Converting 3D Meshes to Other Data Types

Building the 3D Mesh from the FEMWATER Conceptual Model

3D Mesh Display Options

3D Mesh Tool Palette

See "Horizons" and "Solids to Layered Mesh"

5.8 3D Grid Module

3D Grid Module

3D Grid Types

Creating and Editing 3D Grids

3D Grid Viewing Modes

Converting 3D Grids to Other Data Types

Cell Properties

Active/Inactive Cells

Named Layer Ranges

Redistribute Grid Cells

Redistribute Layers

3D Grid Display Options

3D Grid Tool Palette

See "Iso Surfaces"

5.9 3D Scatter Point Module

3D Scatter Point Module

Interpolating with 3D Scatter Points

Converting 3D Scatter Points to Other Data Types

Bounding Grid

3D Scatter Point Display Options

3D Scatter Point Tool Palette

Connection to "Active/Inactive Points", "Inverse Distance Weighted"

5.10 Map Module

Map Module

Feature Objects

Conceptual Model

Coverages

Grid Frame

Clean Command

Feature Object Display Options

Feature Object Tool Palette

5.11 GIS Module

GIS Module

Enabling ArcObjects

ArcObjects

GIS to Feature Objects

GIS to Feature Objects Wizard

Add Data

Arc Hydro Groundwater

GIS Display Options

GIS Tool Palette

6 Models

6.1 FEMWATER

FEMWATER

6.1.1 FEMWATER Pre-Processing

Building a FEMWATER Model

FEMWATER Direct Approach

FEMWATER Conceptual Model Approach

FEMWATER Flows

Horizons to 3D Mesh

Point Source/Sink BC

Assign Node/Face BC

FEMWATER Point / Arc Properties

FEMWATER Model Input

FEMWATER Initial Conditions

Saving a FEMWATER Simulation

6.1.2 FEMWATER Post-Processing

FEMWATER Display Options

FEMWATER Post Processing Viewing Options

FEMWATER Particle Sets

6.2 MODAEM

MODAEM

MODAEM License Agreement

MODAEM Display Options

6.3 MODFLOW

MODFLOW

MODFLOW 2005

6.3.1 MODFLOW Packages

MODFLOW Packages Supported in GMS

LPF Package Dialog

BCF Package Dialog

Horizontal Flow Barriers

Recharge Package

Evapotranspiration Package

River Package

Well Package

Drain Package

General Head Package

Time Variant Specified Head Package

SIP Package Dialog

PCG2 Package Dialog

IBOUND

ICBUND Array

SSOR Package Dialog

Lake Package

Evapotranspiration Segments Package

DRT Package

Global Options/Basic Package

Layer Confining Beds

Stress Periods

HUF Package

LMG1 Package Dialog

MODFLOW MNW Package

STR/SFR Packages

UZF Package

6.3.2 MODFLOW Pre-Processing

Building a MODFLOW Model

MODFLOW Array Editor

MODFLOW Properties Dialog Box

MODFLOW Grid Approach

MODFLOW Conceptual Model Approach

Activate Cells in Coverage

Defining the Layer Elevations

Standard MODFLOW Parameters

MODFLOW Parameters - Two Methods

Conductance

Convergence Options

MODFLOW Parameters Disclaimer

Saving and Reading a MODFLOW Simulation

Output Control

Importing MODFLOW Files

MODFLOW with HDF5

Unsupported MODFLOW Features

Interpolate to MODFLOW Layers

MODFLOW Layers to 2D scatter points

MODFLOW Source/Sink Dialog

Source/Sink Attributes

see "Calibration", "Parameters", "Stochastic Modeling"

6.3.3 MODFLOW Post-Processing

MODFLOW Display Options

MODFLOW Post Processing Viewing Options

MODFLOW Solution Properties Dialog

Saving and Reading a MODFLOW Simulation

Cell Properties

MODFLOW World File

Error Summary Plot

Viewing Computed Fluxes

6.4 MODPATH

MODPATH

MODPATH Particle Tracking

MODPATH Particle Sets

MODPATH Zone Codes

MODPATH Display Options

6.5 MT3DMS

MT3DMS

MT3D Packages

Basic Transport Package Dialog

MT3D Source/Sink Mixing Package

MT3D point Sources/Sinks BC

Cell by Cell Editing of Sources/Sinks

Building an MT3DMS Simulation

Calculate Mass

Saving an MT3DMS Simulation

Importing an MT3D Simulation

MT3DMS Display Options

6.6 PEST

PEST

see "Calibration", "Parameters", "Stochastic Modeling"

6.7 RT3D

RT3D

Basic Transport Package Dialog

see MT3DMS for interface inquiries

6.8 SEAM3D

SEAM3D

see MT3DMS and RT3D

6.9 SEAWAT

SEAWAT

Building a SEAWAT Model

SEAWAT Global Options Dialog

SEAWAT MODFLOW AUX Variables

SEAWAT Packages

Importing a SEAWAT Simulation

see MODFLOW with HDF5

6.10 SEEP2D

SEEP2D

SEEP2D Display Options

SEEP2D Solution

6.11 T-PROGS

T-PROGS

Material Set

Vertical Markov Chain

Strike Dip Markov Chain

TSIM

6.12 UTEXAS

UTEXAS

UTEXAS Display Options

6.13 WASH123D

WASH123D Display Options

7 Modeling

7.1 Calibration

Model Calibration

Automated Parameter Estimation

Parameter Estimation Dialog

PEST

Run Options

Observations

Plot Wizard

Calibration Targets

Model Checker

7.2 Parameters

Parameters

Parameter Dialog

Pilot Points

Multiplier Arrays for Parameters

Standard MODFLOW Parameters

7.3 Stochastic Modeling

Stochastic Modeling

Gaussian Field Generator

Risk Analysis Wizard

8 Importing/Exporting Data

Text Import Wizard Supported File Formats

Text Import Wizard

Import from Web

Importing/Exporting CAD Data

Import From Database

Importing Non-native GMS Files

Exporting Non-native GMS Files

Data Set Files

Importing/Exporting GIS Grids

Importing/Exporting Shapefiles

Images

Importing USGS DEMs

Registering an Image

Shapefiles

KMZ files

GeoStudio Import

9 Appendix

File Formats

Version History

Feature Requests

Bugfixes GMS