Chart correction 33/20 — chart 55040

55040 4Ed. 7/31/99 LAST NM 32/20 33/20 Add “Spoil Ground” area [N62.1] bound by dashed line joining 40°32.9′N 25°59.8′E 40°33.1′N 26°00.1′E 40°32.0′N 26°01.7′E 40°31.2′N 26°00.7′E 40°31.8′N 25°59.8′E Note: Area extends beyond chart border (27(79)20 Istanbul) ★55102 1Ed. 5/23/20 NEW CHART N33/20 (NGA) ★55103 4Ed. 5/23/20 NEW EDITION N33/20 (NGA)

Source: NGA U.S. Notice to Mariners · edition: 4Ed. 7/31/99

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