Chart correction N5/21 — chart 25018
25018 9Ed. 7/28/01 LAST NM N36/20 N5/21 Substitute Depth 7 fathoms for 8 fathoms 18°25.1′N 64°41.2′W Add Depth 6 fathoms 1 foot enclosed by depth contour (10-fathom) centered 18°17.5′N 64°36.9′W Depth 10 fathoms 1 foot 18°20.8′N 64°31.6′W (9(1039)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.