Chart correction N30/20 — chart 94218
94218 6Ed. 8/11/12 LAST NM N29/20 N30/20 Delete Dangerous wreck (PA) 31°25′56.2″N 121°29′36.5″E (See N27/19) (13(384)20 Tianjin)
Source: NGA U.S. Notice to Mariners · edition: 6Ed. 8/11/12
Reference information — always verify against official Notices to Mariners before navigation.