Chart correction 2284 — chart 3992
Chart 3992 [ previous update 1416/26 ] CGCS 2000 DATUM Insert depth, 57 (a) 21° 23´·17N., 108° 01´·04E. Delete depth, 64, close S of: (a) above
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.