Chart correction N12/23 — chart 52121
52121 10Ed. 02/03/18 LAST NM N10/23 N12/23 Delete Submarine pipeline between 41°08′02″N 1°23′00″E 41°07′37″N 1°23′13″E Add Submarine pipeline [L41.1] between 41°08′01″N 1°22′58″E 41°07′11″N 1°22′59″E (7(52)23 Cadiz)
Source: NGA U.S. Notice to Mariners · edition: 10Ed. 02/03/18
Reference information — always verify against official Notices to Mariners before navigation.