Chart correction N42/23 — chart 18466
18466 2Ed. 12/13/13 LAST NM N38/23 N42/23 Add Chartlet A from Subsection I-2 48°26′00.0″N 123°26′00.0″W Chartlet B from Subsection I-2 48°26′00.0″N 123°25′30.0″W (6/23 Ottawa)
Source: NGA U.S. Notice to Mariners · edition: 2Ed. 12/13/13
Reference information — always verify against official Notices to Mariners before navigation.