Chart correction N27/21 — chart 22112
22112 4Ed. 9/10/16 LAST NM N24/21 N27/21 Delete Depth 10.5 meters 2°55′42″S 80°02′58″W Depth 11.1 meters 2°56′18″S 80°03′17″W Depth 5.3 meters 2°55′22″S 80°02′27″W Depth contour (5-meter) between 2°56′43″S 80°02′40″W 2°54′48″S 80°02′24″W Change Period of buoy to 2s 3°06′02″S 80°04′46″W Add Depth 0.8 meter 3°10′56″S 80°26′16″W Depth 8.9 meters 2°56′35″S 80°03′21″W Depth 7.5 meters 2°56′06″S 80°03′07″W and extend depth contour (10-meter) N to enclose above depths (2) Depth 1.7 meters enclosed by depth contour (2-meter) centered 2°56′06″S 80°02′29″W Depth 1.8 meters enclosed by depth contour (2-meter) centered 2°55′57″S 80°02′36″W Depth contour (5-meter) joining 2°56′43″S 80°02′40″W 2°56′16″S 80°02′53″W 2°54′48″S 80°02′24″W and add blue tint E of above depth contour Depth 2.1 meters 2°55′41″S 80°02′34″W Depth 4.9 meters 2°54′45″S 80°01′30″W and extend depth contour (5-meter) and blue tint E to enclose (ECU CH 1080; UKHO ARCS 586-0)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 9/10/16
Reference information — always verify against official Notices to Mariners before navigation.