Chart correction 2212 — chart 1516

Chart 1516 [ previous update 969/24 ] NAD83 DATUM Insert depth, 8, enclosed by 18ft contour (a) 42° 21´·51N., 70° 53´·57W. Delete depth, 20, with seabed type, R, close SW of: (a) above Replace depth, 22, with depth, 7, enclosed by 18ft contour 42° 20´·02N., 70° 54´·11W. Wk21/24 II 2.75

Source: UKHO Admiralty Notices to Mariners

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