Chart correction 49/20 — chart 37223
37223 15Ed. 2/11/12 LAST NM 40/20 49/20 Add Foul ground symbol [K31.1] 53°04.9′N 4°34.2′E Foul ground symbol [K31.1] 53°25.2′N 5°09.7′E (36(382)15, 40-41(298)20 Den Haag)
Source: NGA U.S. Notice to Mariners · edition: 15Ed. 2/11/12
Reference information — always verify against official Notices to Mariners before navigation.