Chart correction 22/22 — chart 18526

★18526 61Ed. 10/01/20 LAST NM 11/22 22/22 Add "REGULATED NAVIGATION AREA 33 CFR 165.1343 (see note A)" area [N1.2] bound by shore and purple dashed line joining 45°31′34.2″N 122°40′11.9″W 45°31′31.5″N 122°40′07.3″W 45°31′30.9″N 122°40′10.7″W Buoy "Duckworth Memorial Dock" OrW, can 45°31′31.2″N 122°39′59.3″W (NOS; 17/22 CG13) ★22054 2Ed. 4/23/22 NEW EDITION N22/22 (NGA)

Source: NGA U.S. Notice to Mariners · edition: 61Ed. 10/01/20

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