Chart correction N21/21 — chart 51153
51153 1Ed. 10/17/09 LAST NM N15/21 N21/21 Add Purple dashed line (anchorage area limit) [N12.1] between 37°06′13.4″N 8°32′04.5″W 37°04′36.5″N 8°33′28.8″W (3(157)21 Lisboa)
Source: NGA U.S. Notice to Mariners · edition: 1Ed. 10/17/09
Reference information — always verify against official Notices to Mariners before navigation.