Air Defense Radar Stations


Information for Caswell AFS, ME

Latitude: 46-58-15 N, Longitude: 067-50-04 W

Call Sign(s): Eagle Beak


Perm ID Sage ID JSS ID Unit Location Early
Equip.
Final
Equip.
Oper.
Date
Inact.
Date
Notes
P-80 Z-80   766 Caswell AFS, ME FPS-10 (2); FPS-8/GPS-3; FPS-7C; FPS-6A (2) FPS-7C; FPS-6A; FPS-26A 1952 01-Jul-80 FPS-7C later became FPS-107. USAF site shared with Army for Nike Missile air-defense system (Loring Defense Area). A new ARSR-4 FAA-USAF JSS site is now nearby at Caribou, ME.
CG21 / C-5C / P-80E C-5C / Z-80E   21 Mt. Carleton, NB, CN         Planned Gap-Filler Annex; not built. Unit relocated to Shemogue, NB (but was not constructed). Replaced by Whites Brook, NB (also not constructed).
CG36 / P-80G Z-80G     Squatteck, QC, CN         Gap-Filler Annex, planned but not built. Relocated from Les Etroits.
CG40 / P-80E Z-80E     Whites Brook, NB, CN         Gap-Filler Annex, planned but not built. Relocated from Mt. Carlton, NB (also not built).
CG42 / P-80F Z-80F     Saint Adalbert, QC, CN         ** Gap-Filler Annex, planned but not built (possibly as a substitue for Depot Mtn. GFA, ME, P-80C?). Relocated from St. Cecile.
P-80A       Deboullie Mtn., ME **         ** Gap-Filler Annex. In original ADC plans, but never was built.
P-80B Z-80B     Bridgewater, ME FPS-18A   Mar-59 Dec-67 Gap-Filler Annex. Located atop Number 9 Mountain. Doubled as a fire-lookout tower. Both building and radar tower (with radome) are still extant.
P-80C       Depot Mtn., ME         Gap-Filler Annex. Planned, not built.

Current Use: Caswell ARNG Training Site

NOTICE:
Some photos and documents may be marked with varying degrees of classification, up to SECRET. Data so marked is the way it was delivered from official USAF sources, and have been completely declassified. To the best of our knowledge, no currently classified data is stored on this site.
The following site information is available: