Chart correction 4171 — chart 3459

Chart 3459 [ previous update 1099/23 ] NAD83 DATUM Insert depth, 11, and extend 18ft contour E to enclose (a) 40° 32´·49N., 73° 56´·69W. Delete depth, 15, close NW of: (a) above Wk46/23 II 2.38

Source: UKHO Admiralty Notices to Mariners

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