▁located ▁on ▁Point ▁Cart w right , ▁a ▁point ▁near ▁the ▁mouth ▁of ▁the ▁M ool ool ah ▁River , ▁in ▁M ool ool aba , ▁Queensland , ▁Australia . ▁It ▁marks ▁the ▁entrance ▁to ▁the ▁North ▁West ▁Channel , ▁a ▁deep ▁water ▁channel ▁into ▁Mor eton ▁Bay ▁and ▁the ▁Port ▁of ▁Br is b ane , ▁and ▁provides ▁guidance ▁into ▁the ▁M ool ool aba ▁Har bour . ▁ ▁History ▁Old ▁Cal ound ra ▁Light , ▁construction ▁in ▁ 1 8 9 6 , ▁was ▁the ▁first ▁to ▁serve ▁the ▁purpose ▁of ▁mark ing ▁the ▁entrance ▁to ▁the ▁North ▁West ▁Channel . ▁Ch anges ▁in ▁the ▁sh ipping ▁industry ▁in ▁the ▁ 1 9 6 0 s ▁necess itated ▁the ▁construction ▁of ▁a ▁modern ▁signal ▁and ▁rad ar ▁station , ▁and ▁thus ▁New ▁Cal ound ra ▁Light ▁was ▁ere cted ▁in ▁ 1 9 6 7 . ▁However , ▁New ▁Cal ound ra ▁Light ▁was ▁to ▁have ▁a ▁short ▁lif es pan ▁as ▁a ▁coast al ▁light . ▁By ▁ 1 9 7 8 ▁the ▁buildings ▁in ▁Cal ound ra ▁had ▁grown ▁in ▁height , ▁obsc uring ▁it ▁from ▁some ▁angles . ▁ ▁Point ▁Cart w right ▁Light ▁was ▁built ▁in ▁ 1 9 7 8 . ▁It ▁was ▁the ▁sixth ▁of ▁a ▁group ▁of ▁seven ▁concrete ▁to wers ▁ere cted ▁by ▁the ▁Commonwealth ▁between ▁ 1 9 6 4 ▁and ▁ 1 9 7 9 , ▁by ▁order ▁of ▁construction , ▁Cape ▁Cap ric orn ▁Light , ▁New ▁Cal ound ra