Geography 549 - Water and Watersheds
Info about Global Positioning Systems


For general info about GPS, or to download current and archived GPS satellite information such as status messages, precise ephemeris data, and almanacs, go to the U.S. Coast Guard GPS web page:     http://www.navcen.uscg.gov/gps/default.htm

Useful web pages for GPS:  
  SC Geodetic Survey:     http://www.scgs.state.sc.us  
  National Geodetic Survey:   www.NGS.NOAA.gov