Chart correction N10/24 — chart 44430
44430 4Ed. 05/30/15 LAST NM N07/24 N10/24 Substitute Depth 30 meters Obstn [K41] for dangerous wreck 56°32.9′N 20°44.1′E Add Depth 17 meters R [K14.1] 56°27.4′N 20°51.5′E Depth 17 meters R [K14.1] 56°27.9′N 20°52.2′E (2(54, 57, 58)24 Riga)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 05/30/15
Reference information — always verify against official Notices to Mariners before navigation.