Chart correction 1/21 — chart 37221
37221 14Ed. 6/21/08 LAST NM 52/20 1/21 Delete Depth 14 meters 53°39.5′N 6°26.9′E Add Depth 6.2 meters 53°39.3′N 6°31.7′E and extend depth contour (10-meter) and blue tint N to enclose Depth 13.4 meters 53°39.4′N 6°28.2′E (47(90)20 Hamburg; DEU CH 90)
Source: NGA U.S. Notice to Mariners · edition: 14Ed. 6/21/08
Reference information — always verify against official Notices to Mariners before navigation.