Chart correction N33/21 — chart 25018
25018 9Ed. 7/28/01 LAST NM N15/21 N33/21 Substitute Depth 5 fathoms 2 feet for 6 fathoms 18°17.0′N 63°05.4′W Add Depth 10 fathoms 3 feet 18°14.4′N 63°16.8′W Swept depth 35 meters Wk [K27] 18°01.7′N 63°07.9′W (24(205)21 Den Haag; 14(1562)18, 13(1664)20 Taunton)
Source: NGA U.S. Notice to Mariners · edition: 9Ed. 7/28/01
Reference information — always verify against official Notices to Mariners before navigation.