Chart correction N18/21 — chart 44430

44430 4Ed. 5/30/15 LAST NM N16/21 N18/21 Add Submarine cable [L30.1] joining 56°34.0′N 19°13.1′E 56°28.5′N 19°05.3′E 56°16.7′N 18°36.8′E 55°55.2′N 18°36.7′E 55°53.6′N 18°56.9′E 55°53.3′N 19°00.0′E 55°40.8′N 19°38.8′E 55°41.3′N 19°44.4′E (11(282)20, 2(67)21 Riga) ★51007 23Ed. 3/27/21 NEW EDITION 18/21 (NGA)

Source: NGA U.S. Notice to Mariners · edition: 4Ed. 5/30/15

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