NGS Historical Geodetic Control Diagrams Available Posted on March 21, 2016 by Zhanna Historical geodetic control diagrams and indexes, which were once available on an FTP site hosted by NGS, are now available here.
Government Shutdown Affects NGS, USGS Posted on October 1, 2013 by Zhanna U.S. government shutdown results in the taking down of NGS and USGS websites. Alternate locations for some data are given. NOAA’s Tides and Currents website is not affected.