Chart correction N14/21 — chart 22172
22172 9Ed. 11/3/12 LAST NM N52/20 N14/21 Delete Depth 4.3 meters and enclosing depth contour (5-meter) in vicinity 12°02′07.7″S 77°09′25.1″W (See N24/19) Substitute Depth 4.8 meters Wk [K26] for dangerous wreck 12°02′07.4″S 77°09′24.4″W Add Dangerous wreck [K28] 12°02′01.4″S 77°09′39.5″W Dangerous wreck [K28] 12°02′03.9″S 77°09′54.7″W Dangerous wreck [K28] 12°02′38.1″S 77°09′39.2″W (PER CH 2236)
Source: NGA U.S. Notice to Mariners · edition: 9Ed. 11/3/12
Reference information — always verify against official Notices to Mariners before navigation.