Chart correction 4777 — chart 4011
Chart 4011 (INT 11) [ previous update 3425/26 ] WGS84 DATUM Insert + Obstn PA Rep (2026) (a) 42° 45´·9N., 66° 21´·8W. Delete depth, 29, close NE of: (a) above
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.