Chart correction 3577* — chart 1186
Chart 1186 (INT 1426) (Panel A, Canvey Island to Coalhouse Point) [ previous update 3501/26 ] ETRS89 DATUM Insert depth, 141 (a) 51° 30´·010N., 0° 29´·198E. Delete depth, 143, close SW of: (a) above Insert depth, 142 (b) 51° 30´·092N., 0° 29´·128E. Delete depth, 144, close SE of: (b) above
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.