Chart correction 4722 — chart 4914

Chart 4914 [ previous update 6348/19 ] NAD83 DATUM Insert the accompanying note, AUTOMATIC IDENTIFICATION SYSTEMS, centred on: 37° 51´·38N., 121° 40´·14W.

Source: UKHO Admiralty Notices to Mariners

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