Chart correction 4744 — chart 4722
Chart 4722 (INT 722) [ previous update 3990/23 ] WGS84 DATUM Insert depth, 286 , and extend 30m contour NW to enclose 18° 52´·6S., 121° 05´·6E. Wk50/23 II 2.31
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.