Chart correction 4912 — chart 2564

Chart 2564 [ previous update 4490/23 ] NAD83 DATUM Insert the accompanying note, AUTOMATIC IDENTIFICATION SYSTEMS, centred on: 38° 43´·37N., 75° 24´·93W.

Source: UKHO Admiralty Notices to Mariners

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