Chart correction N45/20 — chart 18469

18469 1Ed. 11/22/13 LAST NM N16/20 N45/20 Add Submarine pipeline (outfall) [L41.1] joining 48°25′09.7″N 123°23′50.0″W 48°25′06.4″N 123°23′49.7″W 48°24′20.1″N 123°24′23.0″W 48°24′14.7″N 123°24′26.1″W (9/20 Ottawa) ★18480 32Ed. 1/13 LAST NM 52/19 45/20 Delete Buoy “2” 48°25.1′N 124°45.7′W Substitute V-AIS “J”, “X” topmark [S18.6] for buoy “J” 48°29.6′N 125°00.0′W Add V-AIS “2”, cone topmark [S18.3] 48°24.8′N 124°44.7′W (NOS; 36/20 CG13) ★18485 17Ed. 1/13 LAST NM 45/18 45/20 Delete Buoy “2” 48°25′03.3″N 124°45′39.6″W Add V-AIS “2”, cone topmark [S18.3] 48°24′48.4″N 124°44′41.7″W (36/20 CG13) ★18521 77Ed. 3/19 LAST NM 4/20 45/20 Add Danger circle “Obstn Rep (2020)” [K40] (PA) 46°15′45″N 124°04′20″W (NOS)

Source: NGA U.S. Notice to Mariners · edition: 1Ed. 11/22/13

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