Chart correction N23/20 — chart 94203
94203 11Ed. 3/19/16 LAST NM N34/19 N23/20 Delete Depth 7.5 meters 30°33′46″N 121°52′18″E Add Depth 7.2 meters Obstn [K41] 30°34′00″N 121°52′20″E (50(2123)16 Tianjin)
Source: NGA U.S. Notice to Mariners · edition: 11Ed. 3/19/16
Reference information — always verify against official Notices to Mariners before navigation.