Welcome to the Spatial Data Transfer Standard (SDTS)
Information Site

Notice Concerning DEM Availability (11/00)

Alternate Site for Downloading BLM Translators

SDTS and GeoTIFF

SDTS++ Home Page

Result of SDTS Implementors' Workshop

Data Problems?

What is SDTS?

Implementing SDTS through profiles

Federal agencies and Private GIS Companies are implementing SDTS

SDTS Public Domain software

View the SDTS Standard

SDTS Topological Vector (TVP) Profile conformance testing

SDTS Frequently Asked Questions FAQ

SDTS Support Software for Programmers

Users Guides, Workshops/Conferences and Training Materials

SDTS Information Download Site

Opportunity with SDTS Technology Transfer

SDTS News Announcements

U.S. Geological Survey is the sponsor of this web site

How is the USGS implementing SDTS?

USGS pricing policy for SDTS data

USGS data are available on-line

USGS SDTS mass conversion schedule

Additional web sites that may be of interest

American National Standard's Institute (ANSI) NCITS L1

Federal Geographic Data Committee (FGDC)

ISO/IEC 8211 Home Page

National Institute of Standards and Technology (NIST)

National Spatial Data Infrastructure (NSDI)

SDTS: A GIS Vendor's Perspective

SDTS in Action at National Geophysical Data Center (NGDC)