Chart correction N50/21 — chart 37222
37222 15Ed. 05/12/18 LAST NM N49/21 N50/21 Delete Depth 9.2 meters 53°34.90′N 6°56.51′E Add Depth 3.2 meters 53°34.97′N 6°56.59′E and extend depth contour (5-meter) NW to enclose (42(1120)21 Hamburg; DEU CH 90)
Source: NGA U.S. Notice to Mariners · edition: 15Ed. 05/12/18
Reference information — always verify against official Notices to Mariners before navigation.