Chart correction N2/21 — chart 44180
44180 7Ed. 3/8/14 LAST NM N1/21 N2/21 Add Submarine pipeline [L40.1] with legend “Gas” joining 59°15.6′N 21°22.0′E 59°15.3′N 21°20.7′E 59°14.5′N 21°08.3′E 59°13.2′N 21°05.1′E 59°08.7′N 21°00.2′E 59°05.6′N 20°50.3′E 59°02.7′N 20°45.7′E 58°53.8′N 20°27.2′E Pilot station symbol [T1.1] 58°46.6′N 18°06.3′E Depth 58 meters Wk [K26] 58°37.1′N 17°22.3′E (28(218)20 Helsinki; 757(14053), 774(14370)19 Norrkoping; SWE CH 6211)
Source: NGA U.S. Notice to Mariners · edition: 7Ed. 3/8/14
Reference information — always verify against official Notices to Mariners before navigation.