Chart correction 2918 — chart 2492
Chart 2492 [ previous update 2723/23 ] NAD83 DATUM Delete GfFl.Y.2s (4 buoys) 42° 41´·0N., 70° 27´·0W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.