Chart correction N05/23 — chart 18461
18461 1Ed. 07/01/05 LAST NM N04/23 N05/23 Add Depth 1.9 meters 48°35′12″N 123°20′56″W and extend depth contour (2-meter) S to enclose Depth 1.9 meters 48°39′41″N 123°19′51″W and extend depth contour (2-meter) E to enclose (10/22 Ottawa)
Source: NGA U.S. Notice to Mariners · edition: 1Ed. 07/01/05
Reference information — always verify against official Notices to Mariners before navigation.