Chart correction 1813 — chart 4509

Chart 4509 (INT 509) [ previous update 1402/26 ] WGS84 DATUM Insert 31, Wk (a) 24° 45´·4N., 120° 34´·8E. Delete depth, 46, close NW of: (a) above

Source: UKHO Admiralty Notices to Mariners

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