Chart correction N31/20 — chart 25017
25017 6Ed. 3/3/07 LAST NM N27/20 N31/20 Delete Depth 19 meters 18°36.1′N 64°09.7′W Add Depth 13.6 meters 18°36.4′N 64°09.4′W and extend depth contour (20-meter) and blue tint E to enclose (10(97)20 Den Haag)
Source: NGA U.S. Notice to Mariners · edition: 6Ed. 3/3/07
Reference information — always verify against official Notices to Mariners before navigation.