Arc Hydro Groundwater - Building 3D Subsurface Models in ArcGIS

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BUILDING 3D SUBSURFACE MODELS IN ARCGIS Arc Hydro Groundwater Doug Gallup – Aquaveo Norm Jones – Aquaveo/BYU Gil Strassberg - Aquaveo

Subsurface Analyst Tools

Arc Hydro GW Data Model

Borehole Log Table Combining the well geometry (x, y) and the vertical data stored in the BoreholeLog table we can describe a set of 3D geometries (x, y, z)

750 Upper confining unit 146

Georgetown Fm. (GTWN) 128 41

Cyclic + Marine member (CYMRN) Leached + collapsed member (LCCLP)

-60 -81

Regional dense member (RGDNS)

Grainstone member (GRNSTN) -140 Kirschberg evaporite member (KSCH)

-217 Dolomitic member (DOLO) -372

Lower confining unit, upper Glen Rose -433

3D Borelines

Non-Vertical Boreholes

Wells

Non-vertical BoreLine features

Arc Hydro GW Data Model

GeoRasters

GeoRasters

GeoVolumes

GeoSections

2D Cross Sections (XS2D)

2D Cross Section Editing Edit cross sections in ArcMap

Borehole data

Outcrop

Salt water interface

Panel divider Panel

Additional features You can add additional features to 2D cross sections using Subsurface Analyst tools Well construction data

Faults

Geophysical plots will be supported soon.

Geophysical Log Plots

Transform to 3D GeoSection

Additional workflow – image registration • Start from existing cross section images

• Load and register the images to an existing SectionLine • Wizard helps create necessary features (grid lines, panel dividers, panels) based on the image registration process USGS professional paper 1731

Image registration wizard Register the image using vertical and horizontal lines

Image registration wizard Result is a new data frame with registered image + XS2D feature classes

3D GeoSections

For more information

Doug Gallup [email protected] http://www.archydrogw.com (AHGW Wiki page) http://www.aquaveo.com/archydro (Info on tools)