Chart correction N34/21 — chart 17442

17442 2Ed. 7/1/16 LAST NM N25/21 N34/21 Substitute Depth 4.1 meters enclosed depth contour (5-meter) centered for 8.2 meters 54°05′34″N 130°23′28″W (10/18 Ottawa) ★18441 49Ed. 4/20 LAST NM 17/20 34/21 Add V-AIS, cross topmark [S18.7] 47°59′02″N 122°14′47″W (28/21 CG13) ★18443 17Ed. 1/10 LAST NM 25/18 34/21 Add V-AIS, cross topmark [S18.7] 47°59′02″N 122°14′47″W (28/21 CG13) ★18444 17Ed. 11/09 LAST NM 43/19 34/21 Add V-AIS, cross topmark [S18.7] 47°59′02.2″N 122°14′46.5″W (See 43/19) (28/21 CG13) ★18502 88Ed. 2/17 LAST NM 11/20 34/21 Relocate Buoy “3” from 46°54′59″N 124°14′26″W to 46°54′59″N 124°14′19″W (23/21 CG13) ★18531 24Ed. 12/17 LAST NM 11/21 34/21 (Lower Panel) Relocate Buoy “61” from 45°32′46″N 122°17′55″W to 45°32′46″N 122°18′02″W (Upper Panel) Relocate Buoy “61” from 45°32′46.4″N 122°17′54.9″W to 45°32′46.3″N 122°18′02.1″W (29/21 CG13) SECTION I NM 34/21 I-1.3

Source: NGA U.S. Notice to Mariners · edition: 2Ed. 7/1/16

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