Chart correction N21/20 — chart 22422

22422 1Ed. 6/7/14 LAST NM N20/20 N21/20 Add AIS [S17.1] to beacon 50°28′53″S 75°12′39″W AIS [S17.1] to beacon 50°21′35″S 75°17′18″W (4(37)20 Valparaiso)

Source: NGA U.S. Notice to Mariners · edition: 1Ed. 6/7/14

Reference information — always verify against official Notices to Mariners before navigation.