Chart correction N4/21 — chart 37464
37464 3Ed. 2/9/13 LAST NM N3/21 N4/21 Delete Wind turbine symbol and “ENTRY PROHIB” area centered 43°28′46.8″N 3°46′29.4″W Buoy 43°28′49.8″N 3°46′34.8″W Anchoring prohibited area in vicinity 43°28′51.5″N 3°46′21.0″W (See N48/20) Add Purple dashed line (anchorage area limit) [N12.1] joining 43°29′00.0″N 3°46′29.7″W 43°28′42.0″N 3°46′30.0″W 43°28′42.0″N 3°46′12.0″W (49(388)20 Cadiz)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 2/9/13
Reference information — always verify against official Notices to Mariners before navigation.