▁one ▁of ▁five ▁Northern ▁Ontario ▁rad ar ▁bases ▁that ▁were ▁set ▁up ▁to ▁watch ▁for ▁potential ▁attacks ▁on ▁the ▁So o ▁Lock s ▁in ▁S ault ▁Ste . ▁Marie , ▁Michigan . ▁Kap usk asing ▁was ▁the ▁headquarters ▁for ▁the ▁rad ar ▁bases , ▁which ▁were ▁man ned ▁by ▁the ▁United ▁States ▁Army ▁Air ▁Forces . ▁The ▁town ▁may ▁have ▁ceased ▁its ▁importance ▁as ▁a ▁location ▁for ▁a ▁traditional ▁military ▁rad ar ▁base , ▁but ▁has ▁become ▁a ▁site ▁for ▁the ▁Super ▁D ual ▁Aur oral ▁Rad ar ▁Network ▁that ▁is ▁involved ▁with ▁tracking ▁and ▁meas uring ▁ion os pher ic ▁tur bul ence . ▁ ▁Dem ograph ics ▁▁ ▁Kap usk asing ▁is ▁the ▁largest ▁community ▁located ▁directly ▁along ▁Highway ▁ 1 1 ▁between ▁Th under ▁Bay ▁and ▁Tem isk aming ▁Sh ores . ▁According ▁to ▁statistics ▁Canada , ▁the ▁town ' s ▁population ▁has ▁decl ined ▁ 7 . 9 % ▁between ▁ 2 0 0 1 - 2 0 0 6 . ▁In ▁ 2 0 0 6 , ▁ 6 8 % ▁of ▁the ▁population ▁identified ▁French ▁as ▁its ▁first ▁language , ▁ 3 6 % ▁identified ▁English ▁as ▁its ▁first ▁language , ▁and ▁ 0 . 0 2 % ▁identified ▁a ▁non - o fficial ▁language ▁as ▁its ▁first ▁language ▁( C ree ▁etc . ); ▁ 0 . 0 2 % ▁identified ▁both ▁French ▁and ▁English . ▁The ▁median ▁age ▁of ▁the ▁population ▁was ▁ 4 4 . 2   year s ▁in ▁ 2 0 1