Chart correction N10/20 — chart 94217

94217 7Ed. 8/4/12 LAST NM N27/19 N10/20 Delete Dangerous wreck (PA) 31°23′50.6″N 121°34′29.3″E Depth 10.1 meters 31°22′04.2″N 121°36′25.7″E Depth 9.2 meters Obstn 31°22′08.4″N 121°38′50.0″E Depth 10.1 meters, blue tint and enclosing dotted-line circle in vicinity 31°20′20.0″N 121°41′23.1″E Add Depth 9 meters enclosed by dotted-line circle [I4] centered 31°23′38.1″N 121°35′56.6″E Buoy Y, pillar, “X” topmark, Mo (C) Y 12s [Q130.6] 31°21′51.1″N 121°36′07.7″E (35(1447), 49(2144)18, 22(708, 709), 24(775)19 Tianjin)

Source: NGA U.S. Notice to Mariners · edition: 7Ed. 8/4/12

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