Current PSD (Web/Data Status). PSD has undergone major URL restructuring so that all URLs start with http://www.esrl.noaa.gov/psd/ (More Info).
 

BAO Site Images

Road Map of Area including Erie, CO
Road Map of Area including Erie, CO
Areal view depicting tower area
Areal view depicting same area as road map
BAO satellite visible surface image
BAO is in center of image
BAO satellite visible surface close-up
BAO is at center of circular pattern
Tower visitors area
Tower visitors area (~1500' S of tower)
Tower compound
Tower compound
Areal view for July 1990 and May 2001
Areal view from 1990 and 2001 looking ENE (picture by Elsworth Dutton)