Chart correction N20/22 — chart 37162
37162 14Ed. 09/28/13 LAST NM N18/22 N20/22 Delete Buoy "WF-HZ-2N" 52°19.6′N 3°58.6′E Buoy "WF-HZ-1S" 52°20.8′N 4°04.5′E Buoy "WF-HZ-2E" 52°17.7′N 4°03.6′E (See N39/21) Add Buoy "WF-HZ-2E" BYB, pillar, double cone topmark bases together, VQ(3) W 5s [Q130.3] 52°17.2′N 4°10.2′E (11(78)22 Den Haag)
Source: NGA U.S. Notice to Mariners · edition: 14Ed. 09/28/13
Reference information — always verify against official Notices to Mariners before navigation.