Chart correction 1/21 — chart 44030
44030 9Ed. 9/27/14 LAST NM 51/20 1/21 Substitute Depth 9.3 meters for 10 meters 61°30.7′N 17°46.7′E Depth 4.9 meters for 8.5 meters 62°41.9′N 20°42.6′E Add Depth 46 meters enclosed by depth contour (50-meter) centered 62°34.3′N 19°58.4′E Depth 81 meters 62°59.3′N 19°57.2′E (737(13625)19 Norrkoping; 26(207)20 Helsinki; FIN CH 956) SECTION I NM 1/21 I-1.3
Source: NGA U.S. Notice to Mariners · edition: 9Ed. 9/27/14
Reference information — always verify against official Notices to Mariners before navigation.