Notices

Updated Release: Beta Version of NGS Datasheet Shape File Format, 05.30.2013

NGS Announces Release of Geodetic Data from Geoid Slope Validation Survey 2011 (GSVS11), 02.01.2013

NGS Releases Updated Ten-Year Strategic Plan 2013-2023, 01.24.2013

NGS Announces Joint Beta Release of GEOCON and GEOCON11, 01.18.2013

NGS updates "Bluebooking" process for GPS projects, 11.27.2012

DEFLEC12A and USDOV2012 Models Released, 10.19.2012

GEOID12A Model Released, 09.11.2012

In The News

06/13/2013 - International Workshop on Precise Point Positioning with Global Navigation Satellite Systems (NGS)

The National Geodetic Survey (NGS) recently participated in a three-day international workshop in Ottawa, Canada, to evaluate a positioning method called Precise Point Positioning (PPP). PPP allows Global Navigation Satellite Systems users to collect data anywhere in the world, without the need of nearby ground stations...more

06/06/2013 - U.S., Canada Partnership Aims to Mitigate GPS Signal Transmission Interference

On June 4, the National Geodetic Survey (NGS) participated in a joint Canada/U.S. partnership meeting at the U.S. Naval Observatory to discuss ways to detect and mitigate interference to Global Positioning System signal transmissions. For more information, contact Neil Weston.

05/30/2013 - Collaboration with International Partners to Improve GPS Positioning (NGS)

This week, the National Geodetic Survey (NGS) and international partners began a study at NGS' training center in Corbin, Virginia, to test methods of antenna calibration, a process for which NGS is an internationally recognized expert...more

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