Chart correction 5583 — chart 2456
Chart 2456 [ previous update 4378/24 ] NAD83 DATUM Insert depth, 12, with seabed type, R (a) 41° 36´·05N., 70° 15´·17W. Delete depth, 22, close S of: (a) above
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.