Chart correction 15/22 — chart 94220
94220 5Ed. 01/08/11 LAST NM 14/22 15/22 Substitute Depth 17.1 meters Rk [K14.1] for depth 18 meters 30°36.2′N 122°04.6′E Depth 8.4 meters for depth 8.9 meters 30°38.5′N 122°15.8′E Depth 3.7 meters for depth 5.8 meters 30°36.6′N 122°09.0′E Add V-AIS, double ball topmark [S18.4] 30°41.8′N 122°33.2′E Dangerous wreck [K28] 30°41.8′N 122°05.6′E Dangerous wreck [K28] 30°43.3′N 121°59.5′E Dangerous wreck [K28] 30°42.3′N 121°56.7′E Buoy Y, pillar, "X" topmark, Mo(O) Y 12s [Q130.6] 30°41.5′N 122°03.8′E Depth 8.7 meters 30°43.0′N 122°13.0′E Depth 7 meters 30°39.2′N 122°15.8′E (20(789), 30(1209)17, 20(849)18, 33(1219)20, 3(81)22 Tianjin; CHN CH 13300, 13339, 13341)
Source: NGA U.S. Notice to Mariners · edition: 5Ed. 01/08/11
Reference information — always verify against official Notices to Mariners before navigation.