Chart correction N12/21 — chart 24159

24159 2Ed. 5/14/16 LAST NM N11/21 N12/21 Delete Depth 16.6 meters 22°57′13″S 43°48′03″W Substitute Buoy BRB, can, double ball topmark [Q130.4] for beacon 22°56′45″S 43°54′34″W Depth 7.5 meters R [K14.2] for 7.3 meters R 22°58′26″S 43°53′49″W Add Danger circle “Obstn” [K40] 22°57′43″S 43°47′29″W Add Depth 15.2 meters 22°57′12″S 43°47′56″W (13(93), 18(126)18, 7(66), 17(187)19 Rio de Janeiro; BRA CH 1623)

Source: NGA U.S. Notice to Mariners · edition: 2Ed. 5/14/16

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