Chart correction 1488 — chart 3456
Chart 3456 [ previous update 583/23 ] NAD83 DATUM Insert depth, 21 (a) 40° 41´·012N., 74° 04´·340W. Delete depth, 25, close NW of: (a) above Insert depth, 21 (b) 40° 40´·970N., 74° 04´·352W. Delete depth, 33, close NE of: (b) above Insert depth, 25 (c) 40° 40´·940N., 74° 01´·817W. Delete depth, 35, close SW of: (c) above Insert depth, 37 (d) 40° 40´·197N., 74° 04´·646W. Delete depth, 47, close SE of: (d) above Insert depth, 24 (e) 40° 39´·624N., 74° 03´·846W. Delete depth, 28, close SE of: (e) above Insert depth, 22 (f) 40° 39´·585N., 74° 03´·804W. Delete depth, 26, close SW of: (f) above Insert the accompanying block, centred on: 40° 40´·6N., 74° 03´·7W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.