Chart correction 42/21 — chart 54351

54351 7Ed. 11/26/94 LAST NM 33/21 42/21 (Plan) Substitute Danger circle “Obstn” [K40] for buoy 39°21′02.3″N 22°56′09.4″E (See 33/21) Add Danger circle “Obstn” [K40] 39°21′05.4″N 22°56′01.4″E (6(101)21 Athens)

Source: NGA U.S. Notice to Mariners · edition: 7Ed. 11/26/94

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