Chart correction N7/21 — chart 57160

57160 11Ed. 3/31/18 LAST NM N6/21 N7/21 Substitute Platform (lighted) [L10] for position circle 4°21.3′N 8°18.4′E Suspended well [L21.1] for position circle “Pipes” 4°21.1′N 8°18.6′E Add Suspended well [L21.1] (PA) 4°24.9′N 8°22.8′E Suspended well [L21.1] (PA) 4°24.4′N 8°22.4′E Suspended well [L21.1] (PA) 4°22.6′N 8°18.5′E Suspended well [L21.1] (PA) 4°21.4′N 8°20.2′E Suspended well [L21.1] (PA) 4°20.4′N 8°20.0′E Suspended well [L21.1] (PA) 4°23.5′N 8°21.4′E Dangerous wreck [K28] (PA) 4°26.3′N 8°25.0′E (UKHO ARCS 3433-0)

Source: NGA U.S. Notice to Mariners · edition: 11Ed. 3/31/18

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