Chart correction N38/23 — chart 18426
18426 4Ed. 11/15/19 LAST NM N35/23 N38/23 Add Submarine cable [L30.1] joining 49°17′23.8″N 123°06′58.4″W 49°17′24.7″N 123°06′57.4″W 49°17′37.8″N 123°06′59.3″W 49°18′03.0″N 123°06′54.6″W 49°18′05.4″N 123°07′15.9″W 49°18′16.3″N 123°07′41.8″W 49°18′25.7″N 123°07′56.1″W 49°18′42.7″N 123°08′12.8″W 49°18′51.9″N 123°08′29.3″W 49°18′49.0″N 123°09′08.3″W 49°18′31.5″N 123°09′28.5″W 49°18′30.1″N 123°10′10.7″W (See N33/23) (3/23 Ottawa)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 11/15/19
Reference information — always verify against official Notices to Mariners before navigation.