Chart correction N30/21 — chart 74306

74306 1Ed. 10/10/14 LAST NM N9/21 N30/21 Substitute Buoy Y, can, Fl(5) Y 20s AIS [Q130.6] for depth 11.9 meters 10°33.41′S 141°59.50′E Add Buoy Y, can, Fl(5) Y 20s AIS [Q130.6] 10°32.09′S 141°51.89′E (11(468)21 Wollongong)

Source: NGA U.S. Notice to Mariners · edition: 1Ed. 10/10/14

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