Chart correction N11/20 — chart 57142
57142 7Ed. 2/27/16 LAST NM N8/20 N11/20 (Panel A) Delete Buoy “LB1” 4°38′00.9″N 7°10′02.1″E Add Depth 1.9 meters enclosed by depth contour (2-meter) centered 4°37′30.6″N 7°10′19.8″E (39(4564)17, 2(247)19 Taunton)
Source: NGA U.S. Notice to Mariners · edition: 7Ed. 2/27/16
Reference information — always verify against official Notices to Mariners before navigation.