Chart correction 21/20 — chart 94220

94220 5Ed. 1/8/11 LAST NM 20/20 21/20 Delete Dangerous wreck (PA) 31°03.0′N 122°07.0′E Swept depth 8.2 meters Wk 31°13.6′N 121°47.6′E (See 21/19) Substitute Swept depth 7.2 meters Wk [K27] for swept depth 7.6 meters Wk 31°12.1′N 121°49.5′E Add Beacon “No 63” Y, “X” topmark, Mo(C) Y 12s 10m 5M AIS [Q130.6] 30°53.7′N 122°05.1′E Beacon “No 65” Y, “X” topmark, Mo(C) Y 12s 10m 5M AIS [Q130.6] 30°53.0′N 122°05.7′E Beacon “No 64” Y, “X” topmark, Mo(C) Y 12s 10m 5M AIS [Q130.6] 30°53.4′N 122°07.9′E Add Beacon “No 60” Y, “X” topmark, Mo(C) Y 12s 10m 5M AIS [Q130.6] 30°55.6′N 122°08.7′E Beacon “No 61” Y, “X” topmark, Mo(C) Y 12s 10m 5M AIS [Q130.6] 30°54.8′N 122°05.7′E Beacon “No 62” Y, “X” topmark, Mo(C) Y 12s 10m 5M AIS [Q130.6] 30°54.7′N 122°08.3′E Swept depth 7.6 meters Wk [K27] 31°13.7′N 121°48.1′E (22(712)19, 9(179), 14(439)20 Tianjin; CHN CH 13179)

Source: NGA U.S. Notice to Mariners · edition: 5Ed. 1/8/11

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