Grand Canyon shows the Uplift of CP above present Sea Level, since PreCambrian Time
Below are links which show movement of CP, by a monitoring station by NOAA:
National Geodetic Survey is part of NOAA. Their e-mail address is:
http://www.ngs.noaa.gov/
The nearest AZ monitoring site (Continuously Operating
Reference Station) is near Fredonia, at UT border:
(http://www.ngs.noaa.gov/cgi-cors/corsage.prl?site=fred)
Geographic Map of Colorado Plateau- Southern half (south of Colorado River)
