Here is a catalogue of sites that are now in high resolution. Download the kmz from the original post to get the updates to overlays indicated below):

Sites with hi-res and an overlay:
POW-MAIN (overlay moved slightly to better match terrain)
BAR-1 (overlay adjusted to try and match terrain) active site with aircraft present
BAR-4 (overlay adjusted. New short range radar site active on the southern edge of the site)
PIN-3 (overlay adjusted. Long range radar site visible)
FOX-MAIN (overlay adjusted. Overlay buildings match modern facilities exactly, active long range radar site. Town of Hall Beach visibile nearby).
FOX-5 (active, short range radar site)
BAF-3 (active, long range radar site, overlay still not exact)
BAF-4A (active, short range radar site, placemark adjusted slightly)

Sites with hi-res:
LIZ-C
POW-D
BAR-A
BAR-3 (active, surrounded by Tuktoyaktuk, or Tuk as its known, placemark adjusted slightly)
BAR-DA1
CAM-A3a (active, short range radar site)
CAM-CB (active, short range radar site, town of Gjoa Haven visible)
CAM-D (active, short range radar site)
FOX-1 (active, short range radar site)
DYE-MAIN (active, long range radar site, lots of antenna arrays visible, with nice shadows to show structure)
LAB-2 (active, long range radar site, aircraft visible at airport)