Chart correction N30/22 — chart 93721
93721 7Ed. 03/30/19 LAST NM N22/22 N30/22 Delete Depth 3.4 meters Obstn 22°19′53″N 113°59′01″E Depth 13.9 meters Wk 22°20′09″N 114°00′51″E (See N41/21) (13(28)22 Hong Kong)
Source: NGA U.S. Notice to Mariners · edition: 7Ed. 03/30/19
Reference information — always verify against official Notices to Mariners before navigation.