Chart correction 3563 — chart 2850

Chart 2850 [ previous update 3302/23 ] NAD83 DATUM Insert 12, Obstn 39° 04´·61N., 76° 24´·82W. 39° 05´·24N., 76° 23´·96W.

Source: UKHO Admiralty Notices to Mariners

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