Chart correction 51/21 — chart 12224

★12224 28Ed. 12/01/18 LAST NM 46/21 51/21 Delete Depth 12 feet 37°13′42.2″N 75°47′27.4″W Add Depth 1 foot enclosed by depth contour (6-foot) centered 37°13′50.4″N 75°47′24.0″W Depth 1 foot 37°14′08.4″N 75°47′33.6″W and extend depth contour (6-foot) E to enclose (NOS)

Source: NGA U.S. Notice to Mariners · edition: 28Ed. 12/01/18

Reference information — always verify against official Notices to Mariners before navigation.