Chart correction N32/21 — chart 51540
51540 4Ed. 6/24/17 LAST NM N19/18 N32/21 (Plan) Add Submarine cable [L30.1] joining 14°54′38.7″N 23°29′07.2″W 14°54′24.8″N 23°29′06.3″W 14°54′13.0″N 23°29′09.8″W 14°54′05.4″N 23°29′09.7″W 14°54′03.0″N 23°29′09.2″W 14°53′55.2″N 23°29′04.9″W 14°53′52.8″N 23°29′02.3″W 14°53′50.7″N 23°28′58.9″W (6(224)21 Lisboa)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 6/24/17
Reference information — always verify against official Notices to Mariners before navigation.