Chart correction 1180 — chart 4787

Chart 4787 [ previous update 3051/23 ] NAD83 DATUM Insert 7)+ Obstn 46° 38´·87N., 71° 44´·77W. Amend vertical clearance to, 48m 46° 44´·41N., 71° 17´·16W.

Source: UKHO Admiralty Notices to Mariners

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