Chart correction 52/21 — chart 94220

94220 5Ed. 01/08/11 LAST NM 49/21 52/21 Delete Buoy "W19" 30°59.9′N 122°42.5′E Add Danger circle "Obstn" [K40] 31°02.0′N 122°45.6′E (35(1174)19, 5(144)21 Tianjin)

Source: NGA U.S. Notice to Mariners · edition: 5Ed. 01/08/11

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