SSURGO Dataset to File Geodatabase Import Tool

One Example of ExtendingCapabilities through Python

2013 IGIC ConferenceMuncie, Indiana

Chris Morse, NRCS State GIS CoordinatorRick Neilson, Assistant State Soil Scientist

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Overview

• Python Script compatible with Arc 9.3 and higher• Author: Adolfo Diaz, NRCS• This tool imports multiple soil surveys into one File

Geodatabase• It creates the proper relationships between all SSURGO

data tables, including map unit and component tables– SSURGO metadata at: http://soildatamart.nrcs.usda.gov/SSURGOMetadata.aspx

• It can clip your imported files to a bounding area of interest, if different than survey extents

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Topics

• Soil Data Mart Downloads (10 minutes)• Folder Set Up (5 minutes)• Setup and Run the Python Script (10 minutes)• Demo of results (5 minutes)• Questions (5 minutes)

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Soil Data Mart

• Current NRCS site for public download of SSURGO (Soil Survey Geographic) GIS data

http://soildatamart.nrcs.usda.gov• Soil Data Mart will be shutting down in the near

future• Download access will be moving to Web Soil

Survey (WSS) at WSS 3.0 releasehttp://websoilsurvey.nrcs.usda.gov

(Current WSS release is 2.3)

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Soil Data Mart

• Downloading Indiana data– Download Spatial AND Tabular (database) files– Download Shapefiles• File Geodatabases are not supported for download at this

time– Select the Indiana Template Access 2002 Database,

latest version (version 33 as of 4/26/13)– Select a coordinate system for best compatibility

with your work and the geographic location of interest

Helping People Help the LandUSDA is an equal opportunity provider and employer.

(DEMO)

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Soil Data Mart

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Soil Data Mart

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Soil Data Mart

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Soil Data Mart

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Soil Data Mart

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Soil Data Mart

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Sample E-mail

Downloading in Web Soil Survey 3.0

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(Link pending final release)

Downloading in Web Soil Survey 3.0

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Set options and links areavailable on the page

Extract Files

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Extract Files

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Input surveys must be in a common directory with the file structure of thestandard SSURGO download preserved.

Run the Tool

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Tool is a Python script that can beaccessed through ArcToolbox

Run the Tool

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Run the Tool

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Example of an inputboundary

Results (Catalog view)

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Results (Relates)

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Results (Map view)

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Results (Tabular view)

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Results (Selection via Relates)

Helping People Help the LandUSDA is an equal opportunity provider and employer.

Questions?

Helping People Help the LandUSDA is an equal opportunity provider and employer.