Chart correction 3870 — chart 1721

Chart 1721 [ previous update 3869/23 ] CGCS 2000 DATUM Insert depth, 28 (a) 28° 27´·83N., 121° 51´·39E. Delete depth, 38, close SE of: (a) above

Source: UKHO Admiralty Notices to Mariners

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