Chart correction N30/23 — chart 14214
14214 3Ed. 05/24/19 LAST NM N22/23 N30/23 Delete Depth 10.8 meters 46°38′35.4″N 71°41′31.1″W Add Depth 9.9 meters 46°38′37.5″N 71°41′31.4″W and extend blue tint and depth contour (10-meter) S to enclose Depth 9.9 meters 46°43′41.2″N 71°22′27.5″W and extend blue tint and depth contour (10-meter) S to enclose Depth 9.7 meters 46°42′46.3″N 71°24′13.6″W and extend blue tint and depth contour (10-meter) N to enclose Depth 1.9 meters 46°41′01.3″N 71°34′34.8″W and extend depth contour (2-meter) SSE to enclose Depth 4.6 meters 46°41′15.4″N 71°33′21.5″W and extend depth contour (5-meter) SE to enclose Depth 4.7 meters 46°41′03.6″N 71°34′10.6″W and extend depth contour (5-meter) W to enclose Depth 14.3 meters 46°43′12.5″N 71°21′29.4″W (Inset) Substitute Depth 14.3 meters for depth 14.7 meters 46°43′12.5″N 71°21′29.4″W Add Depth 9.9 meters 46°43′41.2″N 71°22′27.5″W and extend blue tint and depth contour (10-meter) S to enclose (4/23 Ottawa)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 05/24/19
Reference information — always verify against official Notices to Mariners before navigation.